GB/T 40488-2021 English PDF

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GB/T 40488-2021: Code of practice on propagation of toxicodendron verniciflu
Status: Valid

Standard ID	USD	BUY PDF	Lead-Days	Standard Title (Description)	Status
GB/T 40488-2021	119	Add to Cart	3 days	Code of practice on propagation of toxicodendron verniciflu	Valid

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Basic data

Standard ID: GB/T 40488-2021 (GB/T40488-2021)
Description (Translated English): Code of practice on propagation of toxicodendron verniciflu
Sector / Industry: National Standard (Recommended)
Classification of Chinese Standard: B60;B79
Word Count Estimation: 6,670
Issuing agency(ies): State Administration for Market Regulation, China National Standardization Administration

GB/T 40488-2021: Code of practice on propagation of toxicodendron verniciflu

---This is a DRAFT version for illustration, not a final translation. Full copy of true-PDF in English version (including equations, symbols, images, flow-chart, tables, and figures etc.) will be manually/carefully translated upon your order.
Code of practice on propagation of toxicodendron verniciflu ICS 65.020.20 CCSB60/79 National Standards of People's Republic of China Technical Regulations for Raising Seedlings of Lacquer Tree Released on 2021-08-20 2022-03-01 implementation State Administration of Market Supervision and Administration Issued by the National Standardization Management Committee

Foreword

This document is in accordance with GB/T 1.1-2020 "Guidelines for Standardization Part 1.Structure and Drafting Rules of Standardization Documents". To be drafted. This document is under the jurisdiction of the State Forestry and Grassland Administration. Drafting organizations of this document. Xi'an Lacquer Coating Research Institute of All China Supply and Marketing Cooperatives, Shaanxi Xingsenyuan Biotechnology Co., Ltd., South China Beijing Forestry University, Southwest Forestry University, Shaanxi Zhonghesheng Lacquer Technology Co., Ltd. The main drafters of this document. Zhang Feilong, He Na, Ren Hongyan, Li Yan, Zhang Ruiqin, Fang Yanming, Yuan Zhaohe, He Chengzhong, Su Hailin, Zhang Ming, Wang Sen. Technical Regulations for Raising Seedlings of Lacquer Tree

1 Scope

This document stipulates the establishment of lacquer tree nursery nursery, sowing seedlings, burying root seedlings, seedling management, nursery stock out of nursery and nursery archives, etc. Require. This document is applicable to the production of lacquer tree seedlings.

2 Normative references

The contents of the following documents constitute the indispensable clauses of this document through normative references in the text. Among them, dated quotations Only the version corresponding to that date is applicable to this document; for undated reference documents, the latest version (including all amendments) is applicable to This document. GB/T 2772 Forest Seed Inspection Regulations GB/T 6001 Technical Regulations for Nursery Seedlings

3 Terms and definitions

There are no terms and definitions that need to be defined in this document.

4 Establishment of nursery

According to the provisions of GB/T 6001.

5 Sowing seedlings

5.1 Seed quality Seeds used for sowing and propagation must have quarantine procedures and an inspection certificate for seed viability. The seed germination rate is not less than 85%. Sumac The quality inspection of sub-components is carried out in accordance with the provisions of GB/T 2772. 5.2 Seed treatment 5.2.1 Boiling water blanching seeds Scald the seeds with boiling water for 5 minutes, the water volume is 15cm higher than the seed capacity, keep stirring for 2min~3min, then pour the water out, and then use 60℃ Rinse with warm water once to wash off the wax that is dissolved in boiling water outside the peel. 5.2.2 Alkaline water dewaxing Dewax the dewaxed seeds with 80 ℃ alkaline water; add 0.5 kg to 1.0 kg alkali per 50 kg of lacquer seeds (half of washing powder and alkali are also acceptable), or grass 5kg wood ash, add appropriate amount of water, mix well and knead until the seed shell becomes rough. Then put it in 60℃ warm water to wash the wax and alkali. ......

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