This standard specifies the safety technical requirements for water, main materials, auxiliary materials and soil for covering the culture medium of pollution-free edible fungi, as well as the types and methods of using chemical additives, fungicides and pesticides. This standard is applicable to the culture medium of various cultivated edible fungi. NY 5099-2002 Safety Technical Requirements for the Culture Medium of Pollution-free Edible Fungi NY5099-2002 Standard Download Decompression Password: www.bzxz.net

ICS 65. 020. 20
Agricultural Industry Standard of the People's Republic of China
NY 5099--2002
Pollution-free foodbzxZ.net
Safety technical requirements for edible fungi culture substrate
2002-07-25
Implemented on 2002-09-01
Issued by the Ministry of Agriculture of the People's Republic of China
NY5099-2002
Appendix A and Appendix B of this standard are both informative appendices. This standard was proposed by the Ministry of Agriculture of the People's Republic of China. The drafting unit of this standard: Agricultural Microbiology Center of China Microbiological Culture Collection Administration. The main drafters of this standard: Zhang Jinxia, ​​Jia Shenmao, Zuo Xuemei, Li Shigui, Jiang Ruibo, Gu Jingang. 234
1 Scope
Pollution-free food
Safety technical requirements for cultivation substrates of edible fungi
NY 5099-2002
This standard specifies the safety technical requirements for water, main materials, auxiliary materials and soil for covering the cultivation substrates of pollution-free edible fungi, as well as the types and methods of using chemical additives, fungicides and pesticides. This standard applies to the cultivation substrates of various cultivated edible fungi. 2 Normative references
The clauses in the following documents become the clauses of this standard through reference in this standard. For all dated references, all subsequent amendments (excluding errata) or revisions are not applicable to this standard. However, the parties to the agreement based on this standard are encouraged to study whether the latest versions of these documents can be used. For all undated references, the latest versions shall apply to this standard. GB5749 Sanitary standard for drinking water
GB15618 Environmental quality standard for soil
3 Terms and definitions
The following terms and definitions apply to this standard. 3.1
Main raw materials for the cultivation substrate are carbon nutrients that account for a large proportion of the culture medium. Such as sawdust, cottonseed hulls, crop straw, etc.
Substances with a small amount and high nitrogen content in the composition of the cultivation substrate, used to adjust the C/N ratio of the culture substrate. Such as bran, bran, cake fertilizer, poultry and livestock manure, soybean meal, corn meal, etc.
Fungicide
Agents used to kill harmful microorganisms or inhibit their growth, including disinfectants. 3.4
Unfermented or sterilized culture substrate.
4 Requirements
Should comply with the provisions of GB5749.
4.2 Main materials
Wood chips of broad-leaved trees except eucalyptus, camphor, locust, neem and other tree species containing harmful substances; wood chips of coniferous tree species that have been naturally piled up for more than six months; rice 235
NY5099—2002
grass, wheat straw, corn cobs, corn stalks, sorghum straw, cottonseed hulls, waste cotton, cotton straw, bean straw, peanut straw, peanut shells, sugarcane bagasse and other crop straw husks; furfural residue, wine lees, vinegar lees. It is required to be fresh, clean, dry, free of insects, mold and odor. 4.3 Auxiliary materials
Wheat bran, rice bran, cake fertilizer (meal), corn flour, soybean flour, poultry and livestock manure, etc. It is required to be fresh, clean, dry, free of insects, mold and odor. 4.4 Covering materials
4.4.1 Peat soil, peat soil.
4.4.2 Loam
Conform to the provisions of 4 pairs of secondary standard values ​​in GB15618. 4.5 Chemical additives
See Appendix A.
4.6 Cultivation substrate treatment
The cultivation substrate of edible fungi shall be sterilized and sterile after sterilization; pesticides are not allowed. 4.7 Other requirements
See Appendix B.
Appendix A
(Informative Appendix)
Types, efficacy, dosage and use methods of chemical additives commonly used in edible fungi cultivation substrates Types, efficacy, dosage and use methods of chemical additives commonly used in edible fungi cultivation substrates See Table A.1. Table A.1 Types, effects, dosages and usage of common chemical additives in edible fungi cultivation substrates Additive types
Ammonium sulfate
Ammonium bicarbonate
Calcium cyanamide (lime nitrogen)
Potassium dihydrogen phosphate
Dipotassium hydrogen phosphate
Calcium carbonate
Usage methods and dosage
Supplement nitrogen source nutrition, 0.1%~0.2%, evenly mixed into the cultivation substrate Supplement nitrogen source nutrition, 0.1%~0.2%, evenly mixed into the cultivation substrate Supplement nitrogen source nutrition, 0.2% ~0.5%, evenly mixed into the cultivation substrate to supplement nitrogen and calcium, 0.2%~0.5%, evenly mixed into the cultivation substrate to supplement phosphorus and potassium, 0.05%~0.2%, evenly mixed into the cultivation substrate to supplement phosphorus and potassium, the dosage is 0.05%~0.2%, evenly mixed into the cultivation substrate to supplement calcium, and has an antibacterial effect, 1%~5% evenly mixed into the cultivation substrate to supplement calcium and sulfur, 1%~2%, evenly mixed into the cultivation substrate to supplement calcium, 0.5%~1%, evenly mixed into the cultivation substrate NY5099--2002
NY 5099—2002
B.1 Highly toxic pesticides
Appendix B
(Informative Appendix)
Chemical agents not allowed to be used
According to the "Regulations on Pesticide Management of the People's Republic of China", highly toxic and highly toxic pesticides shall not be used in vegetable production. Edible fungi as vegetables should also be fully implemented by reference and shall not be added to the culture medium. Highly toxic pesticides include 3911, Suhua 203, 1605, methyl 1605, 1059, cypermethrin, monocrotophos, phosphamidon, methylamidophos, isopropylphos, trithion, omethoate, zinc phosphide, aluminum phosphide, cyanide, furadan, fluoroacetamide, frost, insecticide, silisheng, silisan, ulcer net, chloropicrin, sodium pentachlorophenol, dichlorobromopropane, 401, etc. B.2
Mixed matrix additives
Mixed matrix additives containing plant growth regulators or with unclear ingredients. B.3 Plant growth regulators
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