NY/T 5067-2002 Technical specification for breeding of Chinese soft-shelled turtle for pollution-free food
Some standard content:
ICS65.150
Agricultural Industry Standard of the People's Republic of China
NY/T5067-2002
Replaces NY/T5067--2001
Pollution-free Food
Published on July 25, 2002
Technical Specifications for Breeding of Chinese Police
Implemented on September 1, 2002
Published by the Ministry of Agriculture of the People's Republic of China
NY/T5067-2002
Technical Specifications for Breeding of Chinese Police" is revised. During the revision, this standard deleted the NY/T5067-2001 "Pollution-free Food" except Chapter 9 and Table 1 in terms of structure; in terms of content, the scientific, reasonable and effective contents of the original standard are retained, and the clause 4.4.2.2.4 "Isolation of Sick and Whole Animals" is added; at the same time, the contents of some clauses are modified and supplemented. This standard is proposed by the Ministry of Agriculture of the People's Republic of China. This standard is under the jurisdiction of the National Technical Committee for Aquatic Products Standardization. The drafting units of this standard are: Yangtze River Fisheries Research Institute, Chinese Academy of Fishery Sciences, and Freshwater Fish Germplasm Supervision, Inspection and Testing Center, Ministry of Agriculture. The main drafters of this standard are: Zeng Lingbing, Zhou Ruiqiong, He Li, Xu Zhongfa, Luo Xiaosong. The previous versions of the standards replaced by this standard are: NY/T5067-2001. 130
1 Scope
Pollution-free food
Technical specification for breeding of Chinese softshell turtle
NY/T 5067--2002
This standard specifies the environmental conditions for pollution-free breeding of Chinese softshell turtle, breeding of broodstock, artificial propagation, rearing of juveniles, breeding of juveniles and breeding of edible softshell turtles.
This standard is applicable to the pond breeding of pollution-free Chinese softshell turtle. 2 Normative references
The clauses in the following documents become the clauses of this standard through reference in this standard. For all referenced documents with dates, all subsequent amendments (excluding errata) are not applicable to this standard. However, parties that reach an agreement based on this standard are encouraged to study whether the latest versions of these documents can be used. For all referenced documents without dates, the latest versions are applicable to this standard. GB3095 Ambient Air Quality Standard
GB/T 11777
GB/ 11778
NY/T391
NY 5051
NY5071
Standards for silver carp, fish germplasm and crab
Quality standards for fish fry and fish fingerlings
Technical conditions for the production environment of edge-colored food
Pollution-free food
Pollution-free food
Water quality for freshwater aquaculture
Guidelines for the use of fishery drugs
NY5072
Pollution-free food
Safety limits of compound feed for fishery
SC/T 1010
SC/T 1047
3 Environmental conditions
Technical regulations for artificial breeding and rearing of Chinese heron Chinese heron compound feed
3.1 Selection of breeding base
Should comply with the provisions of NY/T391.
3.2 Water for breeding
Should comply with the provisions of NY5051.
3.3 Design and construction of the guard pond
Should comply with the requirements of the living habits of Chinese heron, and choose a place with a quiet environment, sufficient water source, and convenient water inlet and outlet. The guard pond is sheltered from the wind and facing the sun, which is convenient for the turtle to bask in the sun.
3.4 Type and specifications of the whole pond
According to the provisions of SC/T1010.
3.5 Anti-escape facilities
According to the provisions of SC/T1010.
3.6 Spawning place
3.6.1 Xintian type
According to the provisions of SC/T1010.
3.6.2 Delivery room type
Build a spawning room on the sunny side of the turtle pond. The size of the spawning room should be determined according to the total number of female turtles. For every 100 to 120 female turtles, build a spawning room of 1m×1m, 2m high, 30cm of fine sand in the room, and the sand surface is level with the ground. A slope of about 45° is laid from the turtle pond to the delivery room, so that the female turtles can climb into the delivery room along the slope to lay eggs. 3.7 Feeding table
According to the provisions of SC/T1010.
3.8 Sun terrace
Common sun terraces include the following types
a) Use the pool slope to make a long strip slope with the same length as the pool edge and 1m wide at the sunny side of the pool with bricks or cement boards connected to the water surface. b) Use bamboo boards or polyethylene boards with a length of 2m to 3m and a width of 1m to 2m and place them obliquely on the water surface of the pool edge. c) Use natural materials or bamboo materials to make a shed-style arched sun terrace and fix it on the water surface. d) Use a net to fix it on the water surface, with one side of the net extending into the water. 4 Parent-child cultivation
4.1 Pond cleaning before stocking
The following two methods are commonly used:
a) Pond cleaning: drain the pool water, remove the silt, sunbathe for 3d to 5d, dig a pit at the corner of the pool, use 100g/m3 of quicklime, mix it with a small amount of water to make a slurry and sprinkle it all over the pool, then use an iron raking brush to rake it all over. Fill the pond with water to 2m~2.5m every other day, and release the turtles after 5 days. b) Pond cleaning with water:
1) Quicklime pond cleaning: When the water depth is 1m, use 200g/m2 of quicklime, dissolve it into lime slurry at the edge of the pond, and sprinkle it evenly. Release the turtles after 5 days;
2) Bleaching powder pond cleaning: When the water depth is 1m, use 10g/m2 of bleaching powder containing 30% effective chlorine, add water and dissolve it, and immediately sprinkle it all over the pond. Release all the turtles after 5 days.
4.2 Parent police
4.2.1 Source
Wild or artificially selected sexually mature police bred by non-inbreeding. 4.2.2 Selection
Parent turtles should conform to the classification characteristics of Chinese police, with complete appearance, no disability, no deformation, normal body color, bright skin, thick and elastic skirt, weight 1kg~3kg, no disease, and strong physique. The female turtle has a short tail that cannot naturally extend out of the skirt; the body is thick, and the distance between the hind legs is wide. The male turtle has a long and strong tail that can naturally extend out of the skirt; the body is thin, and the distance between the hind legs is narrow. 4.3 Stocking
4.3.1 Density
According to the provisions of SC/T1010.
4.3.2 Male-female ratiobzxz.net
The stocking ratio of male and female turtles is 4 to 5:1. The individual sizes of male and female turtles are the same. 4.3.3 Time
Stocking parent turtles in the morning on sunny days.
4.3.4 Disinfection
Common disinfectants for police bodies include:
-potassium permanganate: concentration (15~20) mg/l, soaking for 15min20min; salt: concentration 3%, soaking for 10min;
-povidone iodine (containing 1% effective iodine): concentration 30mg/L, soaking for 15min. You can choose any one of the three.
4.3.5 Stocking method
When stocking, gently put the box or basket containing the disinfectant into the water and let the turtle crawl out and swim into the water. 4.4 Feeding and Management
4.4.1 Feeding
4.4.1.1 Feed Types
Police feed includes:
Compound feed,
NY/T 5067--2002
Animal feed: fresh fish, shrimp, snail, shrimp, earthworm, offal, etc., which should be disinfected before feeding. For disinfection methods, see 4.4.2.2.3 (c). - Plant feed: fresh pumpkin, apple, watermelon rind, green vegetables, carrot, etc., which should be disinfected before feeding. For disinfection methods, see 4.4.2.2.3 (c).
4.4.1.2 Feeding method
Feeding should be strictly in accordance with the "four fixed" principles of fixed quality, fixed quantity, fixed time and fixed location: a) Fixed quality: the quality of compound feed should comply with the provisions of NY5072 and SC/T1047; animal feed and plant feed should be fresh, free of pollution and corruption;
b) Fixed quantity: the daily feeding amount of compound feed (dry weight) is 1% to 2% of the body weight; the daily feeding amount of fresh feed is 5% to 10% of the body weight. The amount of feeding should be adjusted according to the climatic conditions and the feeding intensity of the animal, and the amount fed should be controlled to be eaten within 2 hours;
) Timing: when the water temperature is 18°C-20°C, twice a day; when the water temperature is 20°C-25°C, once a day; when the water temperature is above 25°C, twice a day, before 9 am and after 4 pm respectively; d) Fixed location: feed is fed on the feed platform that is not submerged in water. 4.4.2 Daily Management
4.4.2.1 Invitation Pond
Persist in patrolling the pond in the morning, afternoon and evening, and check the escape prevention facilities before feeding every day; keep track of the feeding situation of the fish at any time to adjust the feeding amount accordingly; observe the activities of the fish, and deal with any abnormalities in a timely manner; remove weeds, pests, and dirt, remove residual feed in a timely manner, clean the feeding table, check the water color, measure the water, smell for any odors, and keep a patrol log. 4.4.2.2 Disease Prevention
4.4.2.2.1 Ecological prevention
Ecological prevention of Chinese soft-shelled turtle diseases includes:
a) Maintaining a good spatial environment: The construction of the breeding ground is reasonable to meet the ecological habit requirements of the soft-shelled turtle, which is clean, sunny and quiet; the air quality in the breeding area meets the requirements of GB3095:
b) Strengthen pond cleaning and disinfection before stocking: Follow the regulations in 4.1; c) Control water quality: The water quality of the whole pond meets the requirements of NY5051; the water color is kept yellow-green or brown, and the transparency is kept at about 30cm by changing and adding water, and quicklime is used to adjust the pH. 4.4.2.2.2 Biological prevention
The biological prevention methods are:
a) Add a small amount of silver carp and bighead carp to the turtle pond to regulate the plankton biomass. The quality of silver carp and bighead carp should comply with the requirements of GB/T11777 and GB/T11778.
b) Cultivate water hyacinth or water hyacinth in the warning pond. The amount should not exceed one-fifth of the water surface.c) Use photosynthetic bacteria to pour wine throughout the pond.
4.4.2.2.3 Drug prevention
Drug prevention is divided into:
a) Environmental disinfection: Spray or sprinkle bleaching powder on the surrounding environment; Pool water disinfection: Use 1mg/L-~2mg/L bleaching powder containing 30% effective chlorine to cover the whole pool every 10 days, or use 30mg/L~40mg/L quicklime to make a pulp and cover the whole pool, and use the two alternately; b) Body disinfection: According to the provisions of 4.3.4,
NY/T 5067.--2002
c) Feed disinfection: For fresh animal and plant feed, wash and soak it in 20mg/L potassium permanganate for 15min~20min, or soak it in 5% salt for 5min~10min, then rinse with fresh water before feeding; d) Tool disinfection: The tools used in turtle farming should be disinfected regularly, 2~3 times a week. The drugs used for disinfection are potassium permanganate 100mg/L, soaking for 30min; salt 5%, soaking for 30min; bleaching powder 5%, soaking for 20min; e) Disinfection of feeding platform and sun drying platform: Sprinkle the feeding platform and sun drying platform with bleaching powder or fluorine solution once a week, and hang baskets or bags around the feeding platform and sun drying platform. The amount of bleaching powder and chlorine preparations should not exceed the amount of spraying the whole pond. 4.4.2.2.4 Disease and Isolation
During the breeding process, pond inspections should be strengthened. Once disease warnings are found, they should be isolated and raised in time, and treated with drugs. The drug treatment method shall be implemented in accordance with the provisions of 4.3.4 and NY5071.
5 Artificial breeding
5.1 Spawning
5. 1. 1 Spawning conditions
5.1.1.1 Spawning season shall be in accordance with the provisions of SC/T1010. 5.1.1.2 The spawning temperature shall comply with the provisions of SC/T 1010. 5.1.1.3 The spawning environment shall be kept quiet.
5.1.1.4 The humidity of the sand layer in the spawning ground shall be appropriate, with a water content of about 7%. It shall be considered as the standard if it can be squeezed into a ball by hand and falls apart when the hand is released. 5.1.2 The amount of eggs laid
shall comply with the provisions of SC/T1010.
5.2 Collecting eggs
shall comply with the provisions of SC/T1010.
5.3 Hatching
shall comply with the provisions of SC/T1010.
6 Juvenile rearing
6.1 Preparation before stocking
6.1.1 Disinfection of the whole pond
Rinse the pond and disinfect it with 150mg/L~200mg/L of quicklime or 10mg/L of bleaching powder. Release the juvenile turtles after testing the water. 6.1.2 Place floating aquatic plants
After disinfection with bleaching powder 5mg/L10mg/L or potassium permanganate 100mg/L (water temperature 20℃), place them in the juvenile turtle pond, with the number not exceeding one-third of the pond water surface, to provide protection, shade and sunbathing places for the juvenile turtles. 6.2 Stocking of juvenile turtles
6.2.1 Quality requirements for juvenile turtles
No injured, defective and energetic juvenile turtles, the size of the same juvenile turtle pond should be uniform. 6.2.2 Overall disinfection
Before stocking, juvenile turtles should be soaked in potassium permanganate 20mg/L for 20 minutes. 6.2.3 Stocking method
According to the provisions of 4.3.
6.3 Stocking density
8 to 12 turtles should be stocked per square meter of water surface.
6.4 Feeding and Management
6.4.1 Feeding
6.4.1.1 Feed Types
NY/T 5067--2002
Prepared feed for young turtles in accordance with NY5072 and SC/T1047; fresh animal liver, earthworms and zooplankton that are non-toxic and non-polluting. The disinfection method before feeding shall be in accordance with the provisions of c) in 4.4.2.2.3. 6.4.1.2 Feeding Amount
The daily feeding amount shall be 5%~8% of the body weight of the turtle.
6.4.1.3 Feeding Method
Put the feed on the feeding table at regular intervals and in fixed quantities, three times a day, once in the morning, noon and evening. 6.4.2 Daily Management
According to the provisions of 4.4.2.
5 Wintering
According to the provisions of SC/T1010.
Youngster rearing
7.1 Preparation before stocking
According to the provisions of 4.1.
7.2 Stocking density
According to the provisions of SC/T1010.
7.3 Stocking method
According to the provisions of 4.3.
7.4 Feeding management
According to the provisions of 4.4.
8 Food warning rearing
Preparation before stocking
According to the provisions of 4.1.
8.2 Stocking density
According to the provisions of SC/T1010.
8.3 Stocking method
According to the provisions of 4.3.
8.4 Feeding management
According to the provisions of 4.4.1 Whole pond disinfection
Rinse the pond and disinfect it with 150mg/L~200mg/L quicklime or 10mg/L bleaching powder. After testing the water, release the young turtles. 6.1.2 Add floating aquatic plants
After disinfecting with 5mg/L10mg/L bleaching powder or 100mg/L potassium permanganate (water temperature 20℃), release the young turtles into the pond. The number should not exceed one-third of the pond water surface to provide protection, shade and sunbathing places for the young turtles. 6.2 Stocking of young turtles
6.2.1 Quality requirements for young turtles
Young turtles should be healthy, healthy and energetic. The stocking specifications of the same young turtle pond should be uniform. 6.2.2 Whole disinfection
Young turtles should be soaked in 20mg/L potassium permanganate for 20min before stocking. 6.2.3 Stocking method
According to the provisions of 4.3.
6.3 Stocking density
8 to 12 turtles are stocked per square meter of water surface.
6.4 Feeding management
6.4.1 Feeding
6.4.1.1 Feed types
NY/T 5067--2002
Formulated feed for young turtles in accordance with the provisions of NY5072 and SC/T1047; non-toxic and non-polluting fresh animal liver, earthworms, zooplankton. The disinfection method before feeding shall be implemented in accordance with the provisions of c) in 4.4.2.2.3. 6.4.1.2 Feeding amount
The daily feeding amount is 5% to 8% of the body weight.
6.4.1.3 Feeding method
Put the feed on the feeding table regularly and quantitatively, 3 times a day, once in the morning, noon and evening. 6.4.2 Daily management
According to the provisions of 4.4.2.
5 Wintering
According to the provisions of SC/T1010.
Young and young breeding
7.1 Preparation before stocking
According to the provisions of 4.1.
7.2 Stocking density
According to the provisions of SC/T1010.
7.3 Stocking method
According to the provisions of 4.3.
7.4 Feeding management
According to the provisions of 4.4.
8 Food warning breeding
Preparation before stocking
According to the provisions of 4.1.
8.2 Stocking density
According to the provisions of SC/T1010.
8.3 Stocking method
According to the provisions of 4.3.
8.4 Feeding management
According to the provisions of 4.4.1 Whole pond disinfection
Rinse the pond and disinfect it with 150mg/L~200mg/L quicklime or 10mg/L bleaching powder. After testing the water, release the young turtles. 6.1.2 Add floating aquatic plants
After disinfecting with 5mg/L10mg/L bleaching powder or 100mg/L potassium permanganate (water temperature 20℃), release the young turtles into the pond. The number should not exceed one-third of the pond water surface to provide protection, shade and sunbathing places for the young turtles. 6.2 Stocking of young turtles
6.2.1 Quality requirements for young turtles
Young turtles should be healthy, healthy and energetic. The stocking specifications of the same young turtle pond should be uniform. 6.2.2 Whole disinfection
Young turtles should be soaked in 20mg/L potassium permanganate for 20min before stocking. 6.2.3 Stocking method
According to the provisions of 4.3.
6.3 Stocking density
8 to 12 turtles are stocked per square meter of water surface.
6.4 Feeding management
6.4.1 Feeding
6.4.1.1 Feed types
NY/T 5067--2002
Formulated feed for young turtles in accordance with the provisions of NY5072 and SC/T1047; non-toxic and non-polluting fresh animal liver, earthworms, zooplankton. The disinfection method before feeding shall be implemented in accordance with the provisions of c) in 4.4.2.2.3. 6.4.1.2 Feeding amount
The daily feeding amount is 5% to 8% of the body weight.
6.4.1.3 Feeding method
Put the feed on the feeding table regularly and quantitatively, 3 times a day, once in the morning, noon and evening. 6.4.2 Daily management
According to the provisions of 4.4.2.
5 Wintering
According to the provisions of SC/T1010.
Young and young breeding
7.1 Preparation before stocking
According to the provisions of 4.1.
7.2 Stocking density
According to the provisions of SC/T1010.
7.3 Stocking method
According to the provisions of 4.3.
7.4 Feeding management
According to the provisions of 4.4.
8 Food warning breeding
Preparation before stocking
According to the provisions of 4.1.
8.2 Stocking density
According to the provisions of SC/T1010.
8.3 Stocking method
According to the provisions of 4.3.
8.4 Feeding management
According to the provisions of 4.4.
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