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Delivery: <= 3 days. True-PDF full-copy in English will be manually translated and delivered via email. YC/T 609-2024: Rules for tobacco seedling in moist tray Status: Valid
Basic dataStandard ID: YC/T 609-2024 (YC/T609-2024)Description (Translated English): Rules for tobacco seedling in moist tray Sector / Industry: Tobacco Industry Standard (Recommended) Classification of Chinese Standard: X87 Classification of International Standard: 65.160 Word Count Estimation: 9,978 Date of Issue: 2024-01-29 Date of Implementation: 2024-05-01 Issuing agency(ies): State Tobacco Monopoly Administration YC/T 609-2024: Rules for tobacco seedling in moist tray---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 65.160 CCSX87 Tobacco Industry Standard of the People's Republic of China Technical regulations for moist tobacco seedling raising Released on 2024-01-29 2024-05-01 Implementation The State Tobacco Monopoly Administration issued ForewordThis 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. Please note that some of the contents of this document may involve patents. The issuing organization of this document does not assume the responsibility for identifying patents. This document is proposed by the State Tobacco Monopoly Administration. This document is under the jurisdiction of the Agricultural Subcommittee of the National Tobacco Standardization Technical Committee (SAC/TC144/SC2). This document was drafted by. Fujian Tobacco Company Longyan City Company, Tobacco Research Institute of Chinese Academy of Agricultural Sciences, China Tobacco Leaf Company, Sichuan Province Tobacco Company Liangshan State Company. The main drafters of this document are. Zeng Wenlong, Dong Jianxin, Liu Xiangfu, Liang Hui, Xu Na, Wang Yong, Gao Jun, Liang Taibo and Chen Juan. Technical regulations for moist tobacco seedling raising1 ScopeThis document specifies the requirements for tobacco wet seedling cultivation and wet seedling technology. This document applies to tobacco wet seedling production.2 Normative referencesThe contents of the following documents constitute essential clauses of this document through normative references in this document. For referenced documents without a date, only the version corresponding to that date applies to this document; for referenced documents without a date, the latest version (including all amendments) applies to This document. GB 4455 Polyethylene blown film for agriculture GB 5084 Agricultural irrigation water quality standard GB/T 20202 Ethylene-vinyl acetate copolymer (EVA) blown greenhouse film for agricultural use GB/T 21138 Tobacco seeds JB/T 10286 Technical requirements for solar greenhouses JB/T 10288 Technical requirements for multi-span greenhouses YC/T 310 Tobacco floating seedling medium YC/T 610 Tobacco seedling tray3 Terms and definitionsThe following terms and definitions apply to this document. 3.1 The coated seeds are sown directly in the seedling tray. From the emergence to the closing stage, the seedling tray is placed in a nutrient solution with a depth of 1.5 cm to 2.0 cm. A tobacco seedling raising method that does not use nutrient solution but uses spraying to supplement water and nutrients. 3.2 period of cross-shaped When the third true leaf of the seedling appears, the first and second true leaves are similar in size to the cotyledons, and the date when they cross in a cross shape is called the small cross stage. When the fifth true leaf appears, the third and fourth true leaves are similar in size to the first and second true leaves, and the date when they cross in a cross shape is called the Grand Cross period.4 Seedling requirementsSeedling age 60d~70d, 6~7 leaves, stem height 8cm~12cm, stem circumference 1.6cm~2.2cm and tough, leaf color green to light green The tobacco is green, with a well-developed root system, the seedlings are strong and free of diseases and pests, and the group is neat and uniform. When using the seedling transplanting method, the seedling age is 40d~50d, the number of leaves is 4~5 or 5 leaves and 1 core, and the stem height is 4cm~6cm. The circumference is 1.3cm~1.8cm, and it is tough, the leaves are green to light green, the root system is well-developed, the tobacco seedlings are strong and free of diseases and pests, and the group is neat and uniform. ......Tips & Frequently Asked Questions:Question 1: How long will the true-PDF of YC/T 609-2024_English be delivered?Answer: Upon your order, we will start to translate YC/T 609-2024_English as soon as possible, and keep you informed of the progress. The lead time is typically 1 ~ 3 working days. The lengthier the document the longer the lead time.Question 2: Can I share the purchased PDF of YC/T 609-2024_English with my colleagues?Answer: Yes. 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