LY/T 1773-2022 English PDF

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LY/T 1773-2022: (Torreya)
Status: Valid

LY/T 1773: Historical versions

Standard ID	USD	BUY PDF	Lead-Days	Standard Title (Description)	Status
LY/T 1773-2022	579	Add to Cart	4 days	(Torreya)	Valid
LY/T 1773-2008	319	Add to Cart	3 days	Quality requirement for the seed stone of Torreya grandis cv. Merrillii	Obsolete

Similar standards

LY/T 2407   GB/T 30762   LY/T 1650   LY/T 3345   LY/T 2946   LY/T 1941   

Basic data

Standard ID: LY/T 1773-2022 (LY/T1773-2022)
Description (Translated English): (Torreya)
Sector / Industry: Forestry Industry Standard (Recommended)
Classification of Chinese Standard: B61
Classification of International Standard: 65.020.40
Word Count Estimation: 23,288
Date of Issue: 2022-09-07
Date of Implementation: 2023-01-01
Issuing agency(ies): State Forestry and Grassland Administration

LY/T 1773-2022: (Torreya)

---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.
ICS 65.020.40 CCSB61 Forestry Industry Standard of the People's Republic of China Torreya Torrey agrandis Released on 2022-09-07 2023-01-01 Implementation Released by the State Forestry and Grassland Administration

foreword

This document is in accordance with the provisions of GB/T 1.1-2020 "Guidelines for Standardization Work Part 1.Structure and Drafting Rules for Standardization Documents" drafting. This document integrates LY/T 1774-2008 "Technical Regulations for Torreya Cultivation" and LY/T 1940-2011 "Technical Regulations for Cultivation of Torreya Fruits" "Process", LY/T 1773-2008 "Quality Requirements for Torreya Seeds" and other current standards. Please note that some contents of this document may refer to patents. The issuing agency of this document assumes no responsibility for identifying patents. This document is proposed by the State Forestry and Grassland Administration. This document is under the jurisdiction of the National Economic Forest Products Standardization Technical Committee (SAC/TC557). This document was drafted by. Institute of Subtropical Forestry, Chinese Academy of Forestry, Zhejiang Agriculture and Forestry University, Zhejiang Torreya Industry Association, Dong Yang Torreya Research Institute, Huangshan Forestry Research Institute, Zhuji Forestry Research Institute, Zhejiang Forestry Research Institute, Hangzhou Fuyang District Agriculture and Rural Bureau, Hubei Provincial Forestry Science and Technology Promotion Center, Zhejiang Champion Torreya Co., Ltd., Zhejiang Gongxiang Agriculture Co., Ltd. The main drafters of this document. Yao Xiaohua, Cao Yongqing, Wang Yaping, Zeng Yanru, Tong Pinzhang, Wang Donghui, Yang Liu, Jin Hangbiao, Shu Jinping, Lou Jun, Zhou Weiguo, Zhang Yunbin, Wang Kailiang, Ren Huadong, Yang Gongming, Chang Jun, Luo Guanjun, Chen Zhihong, Ye Shuyuan, Li Sheng.

Introduction

Torreya is a special product in my country and a rare economic tree species in the world. It has high nutritional value and economic value. Torreya fruit is rich in egg White matter, fat, crude fiber, calcium, phosphorus, iron and other nutrients, also contains a variety of unsaturated fatty acids, the main components of which are oleic acid, linoleic acid, Auric acid, etc., have a certain effect of regulating blood lipids, softening cardiovascular and cerebrovascular, and anti-oxidation. They are healthy foods rich in nutrition and full of health care effects. The economic life of Torreya can reach more than a thousand years, and the output value per mu can reach more than 20,000 yuan. At present, it is the first choice for getting rid of poverty and becoming rich in the central and western regions. "Precise Poverty Alleviation" tree species. The development of the torreya industry requires stable and reliable varieties, supply of high-quality seedlings and cultivation technology guarantee. There are no relevant standards for container seedling cultivation and processing, and the existing standards still have problems of inconsistency and lack of system. At the same time, with the Some technologies in the original standards, such as the materials and specifications of the seedling container, the improvement of the seedling grafting technology, the cultivation technology The types of fertilizers used in the operation are not compatible with the current actual application situation, and the technical measures for harvesting and de-ripening and post-ripening have also lagged behind the current situation. The development of modern technology does not meet the current production needs, so it is necessary to update and supplement. Therefore, formulating an advanced, systematic and operable The comprehensive standard of torreya is very necessary. In order to realize the standardized production of the whole industry chain including the selection and breeding of Chinese torreya varieties, seedling production, cultivation technology, harvesting and processing, it is urgent to improve the existing relevant Effectively integrate technical standards to form a standard complex that fully supports the technology of Torreya torreya industry, promote the development of Torreya torreya industry in my country, and revitalize the economy. This document is specially formulated to improve the economy, drive farmers to increase their income and achieve sustainable development of the torreya industry. This document establishes the selection of Chinese torreya tree species from improved varieties It is a technical specification system for the entire production process of breeding, ear picking nursery construction, seedling production, high-yield cultivation, harvesting and post-harvest treatment. Torreya

1 Scope

This document specifies the approaches and methods for the selection and breeding of Chinese torreya varieties, the construction and management of ear gardens, the collection of ear cuttings and the cultivation of seedlings, the cultivation techniques and Technical requirements for pest control, torreya fruit harvest and quality grade, and product packaging and storage. This document is applicable to the selection and breeding of Chinese torreya varieties, the construction of picking gardens, seedling breeding, cultivation, harvesting, post-harvest treatment and quality grading.

2 Normative references

The contents of the following documents constitute the essential provisions of this document through normative references in the text. Among them, dated references For documents, only the version corresponding to the date is applicable to this document; for undated reference documents, the latest version (including all amendments) is applicable to this document. GB/T 191 Packaging, storage and transportation icons GB 5009.3 National Food Safety Standard Determination of Moisture in Food GB 5009.5 National Food Safety Standard Determination of Protein in Food GB 5009.6 National Food Safety Standard Determination of Fat in Food GB 5009.9 National Food Safety Standard Determination of Starch in Food GB/T 5499 Grain and oil inspection method for the pure kernel rate of shelled oilseeds GB 7718 National Food Safety Standard General Rules for Prepackaged Food Labeling GB 15618 Soil Environmental Quality Agricultural Land Soil Pollution Risk Control Standards (Trial) GB/T 15776 Afforestation Technical Regulations HJ332 Standards for Environmental Quality Evaluation of Edible Agricultural Products Origin

3 Terms and Definitions

The following terms and definitions apply to this document. 3.1 Seedcoat seedcoat The inner seed coat of the torreya seed. 3.2 crispness crispness Torreya nuts are crispy after frying. 3.3 The higher part of the large rootstock Torreya is cut off, grafted and replanted. ......

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