Some standard content:
ICS 07.040
National Standard of the People's Republic of China
GB/T30600—2014
Well-facilitated farmland construction--General rulesPublished on 2014-05-06
General Administration of Quality Supervision, Inspection and Quarantine of the People's Republic of ChinaStandardization Administration of the People's Republic of China
Implemented on 2014-06-25
GB/T 30600—2014
1 Scope
Specification documents
Terms and definitions
Basic principles
Construction area
Construction content and technical requirements
General provisions
Land leveling
Soil improvement
Irrigation and drainage
Field roads
Farm protection and ecological environment maintenance
Farm power transmission and distribution
? Management requirements
Adjustment of soil pond ownership
Type change management
Acceptance and assessment
Construction and file management
Monitoring and evaluation
Post-construction management and utilization
Demarcation and protection of basic farmland
9.2 Soil fertilization
9.3 Agricultural technology support and application
9.4 Project management and maintenance
Appendix A (normative appendix) High-standard farmland construction project system Appendix B (informative appendix)
Technical requirements for high-standard farmland construction project
Appendix (normative appendix) Statistical table of high-standard farmland construction References
This standard is formulated in accordance with the rules given in GB/T1.1-2009. This standard is issued by the Chinese The Ministry of Land and Resources and the Ministry of Agriculture of the People's Republic of China proposed this standard, which is under the jurisdiction and interpretation of the National Technical Committee for Land and Resources Standardization (SAC/TC93): GB/T30600-2014
The drafting units of this standard: Land Consolidation Center of the Ministry of Land and Resources, National Agricultural Technology Promotion Service Center, China Irrigation and Drainage Development Center, National Forestry Survey and Planning Institute of the State Administration of Land and Resources, and National Agricultural Comprehensive Development Evaluation Center. The drafters of this standard: Yan Zhiyao, Wu Haiyang, Fan Shuyin, Jian Gang, Bater, Zheng Weiyuan, Chen Yuan, Li Ren, Tian Yuju, Zhao Jing, Ma Yi, Chen Zixiong, Li Hongju, Yang Xiaoyan, Guo Jun, Zhang Qiuping, Peng Shiqi, Li Rong, Wang Xiaoling, Han Zhenzhong, Liu Daoping, Zhao Jianghong, Du Yuan, Ma Mei, Liu Aimin, Yang Jian, Jin Xiaobin, Chen Yanlin, Zhao Qingli, Li Shaoshuai, Li Chen GB/T 30600--2014
This standard is specially formulated to standardize the construction of high-standard farmland, unify construction requirements, optimize land use structure and distribution, promote the concentration and contiguousness of cultivated land, improve the land use infrastructure, improve the quality of cultivated land, improve agricultural production conditions and ecological environment, enhance the comprehensive grain production capacity, strictly protect cultivated land, lay the material foundation for agricultural modernization, and ensure national food security. 1 Scope
Construction of high-standard farmland
GB/T30600-2014
This standard specifies the basic principles, construction areas, construction contents and technical requirements, management requirements, monitoring and evaluation, and post-construction management and utilization of high-standard farmland.
This standard applies to the construction of high-standard farmland. 2 Normative references
The following documents It is essential for the application of this document. For any dated referenced document, only the version with the date is applicable to this document. For any undated referenced document, the latest version (including all amendments) is applicable to this document: GB5084 Agricultural irrigation water quality standard
GB15618 Soil environmental quality standard
GB/T21010 Land use status classification
GB/T284CS Agricultural land classification regulations
GB/T28407 Agricultural land quality classification regulations
GB50265 Pump station design specification
GR50288 Irrigation and drainage engineering design specification GB/T50363 Water-saving flood irrigation engineering technical specification 3 Terms and definitions
The following terms and definitions apply to this document. 3.1
WCU-facilitaled farmland
High-standard farmland
The land is flat, concentrated and contiguous, with complete facilities, supporting agricultural electricity, fertile soil, good ecology, strong disaster resistance, and suitable for modern agricultural production and management methods. It is designated as basic farmland for permanent protection. 3.2
Well-facilitated farmland construction is to build commercial standard farmland, improve or eliminate the main restrictive factors, comprehensively improve the quality of agricultural production, and carry out land leveling, soil improvement, irrigation and drainage, road access, farmland protection and ecological environment maintenance, farmland power transmission and distribution and other engineering construction, and ensure its efficient use:
Capital farmland
The arable land that shall not be occupied according to the demand for agricultural products for human and social economic development in a certain period and determined according to the overall land use plan.
Engineering system for high-standard farmland construction Engineering system for the well-facilitated farmland anstruction An engineering system constructed according to the engineering types, characteristics and internal connections of high-standard farmland construction. 1
GB/T30600--2014
4 Basic principles
4.1 Guiding principles for regulations. It should be in line with the overall land use plan, land consolidation plan, "National Plan for Increasing Grain Production Capacity of 109 Billion Jin (2009-2020)", "National High-standard Farmland Construction Master Plan", "National Agricultural Comprehensive Development High-standard Farmland Construction Plan", etc., and make overall arrangements for high-standard agricultural construction.
4.2 Principle of adapting to circumstances. Appropriate construction and engineering measures should be taken according to the characteristics of natural resources, social and economic development levels, and land use conditions in different regions.
4.3 Principle of giving equal importance to quantity, quality, and ecology. We should adhere to the unity of quantity, quality, and ecology, promote the economical and intensive use of cultivated land, improve the quality of cultivated land, and improve the ecological environment.
4.4 Principle of safeguarding rights and interests. We should fully respect the wishes of farmers, safeguard the legitimate rights and interests of land rights holders, and effectively Guarantee the farmers' right to know, right to participate and right to benefit.
4.5 Principle of sustainable utilization, implement management and protection responsibilities, improve management and protection mechanisms, and achieve long-term and efficient utilization. 5 Construction areas
5.1 The construction area should be relatively concentrated, the earth dam is suitable for crop growth, there is no potential soil pollution and geological disasters, and there is a relatively complete infrastructure outside the construction area that can provide protection for the construction area. 5.2 The key areas for the construction of high-standard farmland include: basic farmland protection areas and basic farmland preparation areas determined in the overall land use plan, large grain-producing counties in the main grain production areas determined in the 2002 Grain Production Capacity Plan (2009-2020), and the key areas for land remediation, major engineering construction areas and high-standard basic farmland newly added in the national land remediation plan
To build a demonstration county, key areas determined by the regulations of water conservancy, agriculture, forestry, comprehensive agricultural development and other departments, and concentrated distribution areas of graded high-standard farmland within the county determined based on the evaluation results of GB/T28407.
5.3 Restricted areas for high-standard farmland construction include: areas with poor water resources, areas prone to soil erosion, desertification and other ecologically weak areas, areas where the land has been severely damaged and difficult to recover due to historical excavation, sinking, occupation, etc., areas with slightly polluted soil, areas susceptible to damage by natural disasters, coastal tidal flats and inland tidal flats. To carry out the construction of high-standard farmland in the above-mentioned areas, it is necessary to provide certification materials approved by the land, water conservancy, environmental protection and other departments.
5.4 Prohibited areas for high-standard farmland construction include: areas with a ground slope greater than 25°, areas with polluted soil Areas with serious pollution or pollution, core areas and buffer zones of nature conservation areas, areas where farmland is returned to forests, areas where farmland is returned to grassland, water surfaces of rivers, lakes, reservoirs and their protection areas, etc. 6 Construction content and technical requirements
6.1 General provisions
6.1.1 In light of the actual conditions of various places and in accordance with regional characteristics, targeted measures should be taken to carry out the construction of high-standard farmland. 6.1.? Through the construction of high-standard farmland, promote the concentration and contiguous development of illegal farmland, increase the effective cultivated land area, and increase the yield; optimize the land use structure and layout, realize the conservation and intensive use and scale benefits; improve infrastructure, improve agricultural production conditions, and enhance disaster prevention and disaster prevention capabilities; strengthen agricultural ecological construction and environmental protection, give full play to the comprehensive functions of production, ecology and landscape, establish a monitoring, evaluation and management system, and realize sustainable and efficient use.
6.1.3. The construction of standard farmland includes land leveling, soil improvement, irrigation and drainage, access roads, farm protection and ecological environment protection, farm power transmission and distribution, and other facilities. The construction content shall be implemented in accordance with Appendix A, and the engineering technical requirements shall refer to Appendix B in combination with the actual situation of various places.
6.1.4 The land area ratio of daily infrastructure refers to the ratio of the land area of irrigation and drainage, access roads, farm protection and ecological environment protection, farm power transmission and distribution and other facilities to the construction area. The land area ratio of daily infrastructure should generally not exceed 8. The land types involved in daily infrastructure shall be implemented in accordance with GB/T21GIO. bZxz.net
GB/T 30600—7014
6.1.5 The service life of daily infrastructure refers to the time for various infrastructures to play their normal benefits after the completion of high-standard farmland construction, which should generally not be less than 15 years.
6.1.6 After completion, the quality level of cultivated land should reach a higher level of cultivated land under the same natural conditions in the county, and the comprehensive grain production capacity should be significantly improved. The evaluation of the quality of cultivated land shall be carried out in accordance with the provisions of GB/T28407. The soil fertility grade of cultivated land that has been improved and fertilized should reach the medium and high level in the region. The evaluation of the soil fertility grade of cultivated land should be carried out in accordance with relevant standards and relevant national regulations. 6.2 Land leveling
6.2.1 Land leveling engineering refers to the land construction and soil fertility conservation measures taken to meet the needs of agricultural cultivation, irrigation and drainage, including the construction of cultivated land plots and the soil fertility conservation engineering of cultivated layers. 6.2.2 The cultivated land plot refers to the basic unit formed by the fixed ditches, canals, roads, etc. at the end of the field. It should be reasonably planned and the degree of land plot merging should be improved to achieve relative concentration of cultivated land plots. The length and width of the cultivated land plot should be determined according to factors such as climatic conditions, topography, crop types, mechanical operation, irrigation and drainage efficiency:
6.2.3 The surface of the cultivated land plot should be flat. The horizontal and vertical slopes of the land plot should be reasonably determined according to soil conditions and irrigation methods. 6.2.4 The thickness of farmland soil should be more than 50cm, the thickness of irrigated land and dry land cultivation layer should be more than 25cm, and the thickness of water-used cultivation layer should be about 20cm. There are no obvious obstacles such as sticky disc layer and gravel layer in the soil. 6.2.5 The topsoil layer and the inner layer should be avoided as much as possible during the leveling of the land. If the topsoil layer needs to be leveled, the fertile topsoil layer should be peeled off first and piled separately. After the land is leveled, the topsoil layer should be spread on the field surface. 6.2.6 Sloping cultivated land with a ground slope of 5~25° should be transformed into horizontal terraces; when the upper layer is thin, it is advisable to build a slope terrace first, and then turn the soil downward year by year to reduce the slope of the field surface and gradually build a horizontal terrace. The terrace rate in hilly areas should not be less than 0.6.2.7 Terrace construction should be combined with ditch management, slope protection and other projects to improve the ability to prevent rainstorm erosion. Terraces should be made of earth, stone, soil-mixed or plant ridges.6.3 Soil improvement
6.3.1 Soil improvement projects refer to measures taken to improve soil texture and reduce or eliminate obstacles that affect crop growth. Including sandy (clay) soil management, acidified and alkaline soil management, and contaminated soil restoration.6.3.2 Excessively sandy or clayey soils should be improved by mixing clay or sand to meet the requirements of cultivation.6.3.3 Acidified soils should be improved by applying quicklime or soil conditioners to bring the soil pH to the normal level of the region; salt-reducing soils should be improved by applying soil conditioners and soil conditioners to make the cultivated layer soil meet the requirements of agricultural planting. 6.3.4 Polluted soil should be repaired through chemical, biological, and chemical methods. The soil after repair should comply with the provisions of GB15618. 6.3.5 Soil fertility improvement refers to the improvement of the basic soil fertility contribution rate and production capacity of cultivated land through deep ploughing, deep loosening, application of organic fertilizer, planting of green manure, straw return to the field and other projects, agronomic and biological application, 6.4 Irrigation and drainage
6.4.1 Irrigation and drainage projects refer to various facilities and buildings built to prevent and control disasters such as drought, waterlogging, and salinization in farmland. Including water source projects, water transfer projects, sprinkler and micro-irrigation projects, drainage projects, canal system building projects, etc. 6.4.2 Irrigation and drainage projects should follow the principle of rational use of water resources, and be unified planned and comprehensively arranged in combination with fields, roads, forests, electricity, and villages according to the requirements of comprehensive management of drought, waterlogging, waterlogging, and salinization. Water utilization should be based on surface water and supplemented by groundwater. The exploitation of deep groundwater should be strictly controlled. The water quality of irrigation should comply with GB5084. 6.4.3 Water source configuration should take into account factors such as terrain conditions and water source characteristics. It should be combined with storage, diversion and lifting. 6.4.4 The irrigation design guarantee rate should be determined based on factors such as water resources, crop types, irrigation scale, tidal water treatment methods and economic benefits. It should refer to the requirements of Table B.1 in the appendix. Areas with conditions should take a larger value. 6.4.5 Develop water-saving irrigation, improve the efficiency of water resource utilization, and adopt water-saving irrigation measures such as channel anti-seepage, pipeline water delivery, and sprinkler micro-irrigation according to local conditions. The utilization coefficient of stagnant irrigation water should not be lower than the provisions of GB/T50363. 3
GB/T30600—2014
6.4.6 The drainage standard should meet the requirement that the water accumulation in the farmland does not exceed the maximum water depth and water tolerance time of the crops, which is determined by the design rainstorm recurrence period, design rainstorm duration and drainage time. The design rainstorm recurrence period of non-water farmland in early crop areas should be once in 5 to 10 years, and the 1d to 3c rainstorm should be discharged to the water accumulation on the field surface 1d-~3d after the crop is stagnant; the design rainstorm recurrence period of farmland drainage in rice areas should be once in 13 years, and the 1d to 3c rainstorm should be discharged to the water depth opposite the crop in 3 to 5d.
6.4.7 The groundwater level should be controlled below the critical depth before the salt return season in the improved saline-alkali soil, and the drainage standard should be implemented in accordance with the provisions of GB50288.
6.4.8 The drainage system should be coordinated with canals, roads and irrigation canals. In plain areas, it should be separated from irrigation canals. In hilly mountainous areas, it can be used for both irrigation and drainage or separated.
6.4.9 The construction of the recording station should be carried out in accordance with GB50265. 6.4.10 The system buildings should be complete and meet the requirements of water level, flow, sediment treatment, construction, operation and management of the irrigation and drainage system, and meet the needs of production and life. Its service life should be consistent with the main project of the irrigation and drainage system. 6.4.11 The appearance of irrigation and drainage facilities should be neat and beautiful. The contour lines of the canals and canal system buildings should be straight, and the surface should be flat and smooth. The equipment should be well-placed, the surface should be clean, and the instruments should be fully equipped. 6.5 Field roads
6.5.1 Field road engineering refers to the transportation facilities built for agricultural production activities such as agricultural machinery and agricultural material transportation. Including field roads (mechanical farming roads) and production roads
6.5.2 The layout of field roads should meet the needs of modernization of the clothing industry, and be connected with the planning of fields, water, forests, electricity, and villages, and take into account the overall situation, and reasonably determine the density of field roads.
6.5.3 The road width of field roads (mechanical farming roads) is 3m~6m, and the road width of production roads should not exceed 3m. In large-scale mechanized operation areas, the road width can be appropriately relaxed.
6.5.4 The accessibility of field roads refers to the proportion of the number of cultivated fields directly accessible by daytime roads to the total number of cultivated fields in concentrated and contiguous blocks. The rate should reach 100% in plain areas and no less than 90% in hilly areas. 6.6 Farmland protection and ecological environment preservation
6.6.1 Farmland protection and ecological environment preservation projects refer to various measures taken to ensure the safety of land use activities, maintain and improve ecological conditions, prevent or reduce pollution and natural disasters, etc. Including farmland forest network projects, bank slope protection projects, channel management projects and slope protection projects, etc.
6.6.2 According to the principle of defense against hazards, farmland protection and ecological environment preservation projects should be comprehensively planned and comprehensively managed, combined with projects such as block removal, channel dredging, and road treading, and coordinated with the landscape construction of rural settlements. 6.6.3 The standard for farmland flood control is determined according to the recurrence period of 19-20 years. 6.6.4 The proportion of farmland protection area refers to the proportion of agricultural area protected by various farmland protection and ecological environment preservation projects to the construction area, which should generally be no less than 90%. 6.7 Farmland power distribution
6.7.1 Farmland power transmission and distribution projects refer to the various facilities of strong and weak power required to provide power guarantee for pump stations, machinery and information projects, including transmission line engineering and transformer and distribution equipment. 6.7.2 The layout of farmland power transmission and distribution projects should be combined with field roads, irrigation and drainage projects, comply with relevant standards for power system installation and operation, and ensure the quality and safety of electricity.
6.7.3 High-voltage transmission lines should use high-voltage cables such as steel core lead stranded wires, generally transmitting transmission voltages below 220kV; low-voltage transmission lines use low-voltage cables: generally transmitting transmission voltages of 38CV and below, using three-phase five-wire connection method, and corresponding signs should be set up. 6.7.4 The transformer and distribution equipment should use appropriate transformers, transformers, distribution boxes (screens), circuit breakers, five. Sensors, starters, lightning arresters, grounding devices and related facilities.
6.7.5 According to the construction and management requirements of commercial standard farmland modernization and informatization, weak current facilities can be reasonably arranged. 6.8 Others
GB/30600—2014
Except for land leveling, soil improvement, irrigation and drainage, field roads, farmland protection and ecological environment maintenance, and field power transmission and distribution, the technical requirements of field monitoring and other projects shall refer to relevant regulations. 7 Management requirements
7.1 Land ownership adjustment
7.1.1 Before high-standard agricultural construction, the current status of land ownership should be checked and clear, the boundaries should be clear, the land type and area should be accurate, and the ownership procedures should be legal; the willingness of the land rights holders to adjust the ownership should be investigated and understood, and the land ownership disputes should be resolved in a timely manner. 7.1.2 In the construction of high-standard farmland, if the land ownership adjustment is involved, the land ownership adjustment plan should be prepared, announced and approved in a timely manner on the premise of respecting the wishes of the rights holders, and the signing of the ownership adjustment agreement should be organized. 7.1.3 After the completion of high-standard farmland, the land rights should be confirmed in accordance with the ownership adjustment plan and adjustment agreement, the land change registration procedures should be handled, the land rights certificate should be issued, and the cadastral archives should be updated in a timely manner. 7.2 Land classification change management
7.2.1 Before the construction of high-standard farmland, the current status of various types of land use in the construction area should be determined based on the results of the annual land use change survey. 7.2.2
After the completion of high-standard farmland, the land classification should be identified and changed according to the actual status in accordance with the provisions of GB/T21010. 7.3 Acceptance and assessment
7.3.1 After the completion of the high-standard farmland construction project, the project management department should organize the acceptance in accordance with the current management regulations of the relevant projects: 7.3.2
The overall assessment during the annual and planning period should be carried out on the basis of the monthly completion acceptance of each single project. 7.4 Statistics
7.4.1 A statistical system for the construction of high-standard farmland should be established, and the construction of high-standard farmland should be reported regularly, and the use and benefits of the completed high-standard farmland should be tracked and monitored. Statistical table of high-standard farmland construction is recorded in C7.4.2 The demarcation of high-standard farmland should be released to the public in a timely manner. The public release should be in the form of reports, announcements, and leaflets. 7.5 Information construction and archive management
7.5.1 Information technology should be used to manage the entire process of high-standard farmland construction and utilization, and achieve centralized, unified, comprehensive, and real-time dynamic management goals.
7.5.2 The comprehensive information supervision platform for land and resources should be used to report construction information regularly and comprehensively, and realize the management of information "uploaded to the map and database" and departmental information sharing.
7.5.3 The management, technology and other data related to the construction of high-standard farmland should be filed in time, and the archived data should be true and complete. B Monitoring and evaluation
8.1 After the high-standard farmland is built, the arable land quality and soil fertility grade assessment and dynamic monitoring and evaluation should be carried out. The monitoring content includes agricultural infrastructure, farming convenience conditions, land use status, production management level, soil organic matter content, soil acidity and alkalinity, etc. The arable land quality assessment shall be carried out in accordance with the provisions of GB/T28407 and GB/T28405, and the soil fertility grade assessment shall be carried out in accordance with relevant standards and relevant national regulations. 8.2 The performance evaluation of high-standard farmland construction shall be carried out, and the construction situation shall be comprehensively investigated, analyzed and evaluated. GB/T30600—2014
9 Post-construction maintenance and utilization
9.1 Delineation and protection of basic farmland
9.1.1 The completed high-standard farmland shall be designated as basic farmland. 9.1.2 Prepare and update the basic farmland files, tables and registers, improve the basic farmland database, set up unified signs, implement protection responsibilities and implement permanent protection.
9.2 Soil fertilization
9.2.1 After the completion of the high-standard farmland, the soil fertility should be maintained or continuously improved through the application of organic fertilizers, straw return, planting of green manure and other measures, so that the soil organic matter content reaches the local median level. It is prohibited to use organic fertilizers made from hazardous waste, sludge and various industrial and mining wastes into farmland.
9.2.2 After the completion of the high-standard farmland, soil testing and formula fertilization should be continuously implemented, and the coverage rate should reach more than 95% to maintain the balance of soil nutrients. The nutrient content indicators of various items should reach and remain at the median level of the local soil nutrient abundance and deficiency indicator system. 9.3 Agricultural science and technology support and application
9.3.1 After the completion of the high-standard farmland, agricultural science and technology support and application should be strengthened. The comprehensive operation level of mechanized tillage, planting and harvesting should reach more than 50%.
9.3.2 The coverage rate of high-quality varieties and pests should reach more than 95%. The coverage rate of integrated prevention and control of pests and diseases should reach more than 50%. 1. Conservation tillage technology and water-saving agricultural technology should be promoted in places with conditions. 9.4 Engineering management and maintenance
9.4.1 Establish a management and maintenance system led by the government, managed by rural collective economic organizations, and jointly participated by farmers, professional management and maintenance personnel and professional associations.
9.4.2 In accordance with the principle of quasi-beneficiary and who manages, clarify the management and maintenance subject, management and maintenance responsibility and management and maintenance obligations, handle the transfer and renewal, and sign the later management and maintenance contract. The management and expansion subject should conduct regular inspections and maintenance of various engineering facilities to ensure long-term effective and stable use. 9.4.3 New technologies for the prevention and control of geological disasters, soil pollution, surface subsidence and other disasters should be applied to improve the disaster reduction level of high-standard agriculture.
Appendix A
(Normative Appendix)
High-standard farmland construction engineering system
CB/T30600—2014
According to the engineering construction types, characteristics and internal connections of high-standard farmland construction, a high-standard farmland construction engineering system is constructed to form an engineering system table, see Table A.1.
Mountain cultivation improvement
Group planting block
Construction project
Soil fertility maintenance project
Sandy (clay) soil
Qiu Zhitong
Acidification and alkali condensation
Soil treatment
Contaminated soil
Soil fertility improvement
High standard farmland construction project system table
Other blocks
Other soil river filling
Topsoil protection
Measures such as seven-sided excavation and hard ridge construction carried out according to certain daily block design standards
In areas with relatively gentle terrain, horizontal block construction projects with a geometric shape of rectangle or nearly rectangle are carried out according to the direction of irrigation and drainage. Water zone strip pressure can be subdivided into stepped block construction projects carried out according to terrain and contour lines in areas with relatively steep slopes on the pool surface. According to different forms of fields, they are divided into horizontal terraces and slope terraces. In addition to the above-mentioned strip fields and terraces, other block construction projects are to fully protect and utilize the mature upper layer of the original cultivated land and build the arable upper layer of the newly added cultivated land. Various measures are taken. When the soil concentration and soil quality in the area cannot meet the needs of crop growth, farmland irrigation and drainage, and farming; the earthwork removal activities carried out from outside the area to the backfill position. Before the surface is leveled, the original usable surface layer is peeled off and collected, and then the surface is leveled and then A measure to strip the topsoil and restore the soil
Measures such as mixing clay or sand to solve the problem of soil being too sandy or too sticky, to adjust soil structure and improve soil texture. Measures taken to adjust the acidification and alkalinity of the soil to a certain level to meet the needs of agricultural planting. Measures such as physical, chemical and biological measures taken to reduce harmful substances in the soil
Measures such as engineering, agronomy and biology taken to increase the basic land resource contribution rate of cultivated land and maintain the soil fertility level. 7
GB/T 30600—2014
Irrigation and drainage
Water source engineering
Water transfer project
Spraying project
Drainage engineering
Table A.1 (continued)
Ponds (dams)
Small rivers
Agricultural wells
Small rainwater collection
Ground irrigation storage
Culverts (pipes)
A general term for projects built for intercepting, diverting and storing surface water and groundwater for agricultural irrigation
Water retaining structures used to intercept and collect surface runoff include ponds, etc.
Mainly used to retain river runoff or subsurface groundwater, used as water retaining structures for high water levels. Including small-scale river dams, small-scale river dams, etc., which are excavated below the pier surface and use power machines to extract water. Including large wells, tube wells and radial wells, which are built on the slope to intercept and store surface runoff, water tanks, water storage buildings, etc., which are built near the surface of the water.Projects for conveying water to water-using areas
Overground water conveyance projects with internal water flow surfaces dug and filled on the surface
Water conveyance projects with pressure water surfaces built on the ground or underground
Temporary water conveyance projects built during the day after irrigation water is delivered to users through open channels or pipelines. Including three types of irrigation, water-saving irrigation, and water-saving irrigation, including spraying and micro-tracing, using special equipment to transport water and irrigate through sprinklers in a manner of irrigation
Using special equipment to add water and spray it in small amounts, dripping, etc. Including drip irrigation, micro-sprinkler storage, infiltration, etc.
Drain excess surface water, soil water and groundwater in farmland to improve soil water, light, air and heat relations to facilitate crop growth
Drainage works with free water digging or filling on the surface
Underground non-permanent engineering built below the surface
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