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YC/T 142-2010 English PDF

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YC/T 142-2010: Investigating and measuring methods of agronomical character of tobacco
Status: Valid

YC/T 142: Evolution and historical versions

Standard IDContents [version]USDSTEP2[PDF] delivered inStandard Title (Description)StatusPDF
YC/T 142-2010English1009 Add to Cart 7 days [Need to translate] Investigating and measuring methods of agronomical character of tobacco Valid YC/T 142-2010
YC/T 142-1998English359 Add to Cart 3 days [Need to translate] Investigating methods of agronomical character of tobacco Obsolete YC/T 142-1998

PDF similar to YC/T 142-2010


Standard similar to YC/T 142-2010

YC/T 146   GB 5606.2   GB/T 5606.1   YC/T 541   YC/T 147   

Basic data

Standard ID YC/T 142-2010 (YC/T142-2010)
Description (Translated English) Investigating and measuring methods of agronomical character of tobacco
Sector / Industry Tobacco Industry Standard (Recommended)
Classification of Chinese Standard X87
Classification of International Standard 65.160
Word Count Estimation 41,419
Date of Issue 2010-05-12
Date of Implementation 2010-05-20
Older Standard (superseded by this standard) YC/T 142-1998
Quoted Standard GB/T 23222; YC/T 344
Regulation (derived from) Industry standard filing Notice 2010 No. 7 (Total 127)
Issuing agency(ies) State Tobacco Monopoly Administration
Summary This standard specifies the tobacco growing period agronomic traits and methods of investigation, provides agronomic field trials investigating the principle of measurement methods and a data summarizing two data analysis methods. This standard applies to cultivation of tobacco agronomic investigation.

YC/T 142-2010: Investigating and measuring methods of agronomical character of tobacco

---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.
Investigating and measuring methods of agronomical character of tobacco ICS 65.160 X87 Record Number. 29060-2010 People's Republic of China tobacco industry standards Replacing YC/T 142-1998 Tobacco agronomic traits Measurement Survey Issued on. 2010-05-12 2010-05-20 implementation State Tobacco Monopoly Bureau issued

Foreword

This standard is based 1.1-2009 GB/T "Standardization Guide Part 1. Standard structure and preparation of" the requirements of the preparation. This standard replaces YC/T 142-1998 "tobacco agronomic traits survey measurements." Please note that some of the content of this document may involve patents. Release mechanism of the present document does not assume responsibility for the identification of these patents. This standard was proposed by the State Tobacco Monopoly Bureau. This standard by the National Standardization Technical Committee on Agriculture Technical Committee on Tobacco (SAC/TC144/SC2) centralized. This standard drafting units. China Tobacco Corporation Qingzhou Tobacco Research Institute. The main drafters of this standard. Shen Guoming, Chen Aiguo, Wang Chengdong, Liu Guangliang by winter, Tung Chee new. This standard replaces the standards previously issued as follows. --- YC/T 142-1998. Tobacco agronomic traits Measurement Survey

1 Scope

This standard specifies the methods of investigation and agronomic traits of tobacco growth period, the provisions of the field agronomic traits trial investigation principles and methods of measurement Primary data, secondary data collation inductive analysis. This standard applies to tobacco cultivation agronomic investigation.

2 Normative references

The following documents for the application of this document is essential. For dated references, only the dated version suitable for use herein Member. For undated references, the latest edition (including any amendments) applies to this document. GB/T 23222 Classification and tobacco pest survey methodology YC/T 344 tobacco germplasm resource description and specification data

3 Terms and Definitions

The following terms and definitions apply to this document. 3.1 Growth of growthperiod The total number of days from planting tobacco emergence to harvest tobacco end; total number of days from emergence tobacco seeds to mature. 3.2 Agronomic traits agronomicalcharacter Tobacco has a production-related features and characteristics, is an important indicator of performance differential varieties, by species characteristics and environmental conditions influences. 3.3 Sowing sowingperiod Tobacco seeds are sown to date bed and mother live seedling tray. 3.4 Seedling fulseedlingstage Fully expanded cotyledons seedlings from sowing to date. 3.5 Cross of periodofcross-shaped Seedlings in the third true leaf appears, first, second and cotyledon leaf size similar to the cross-shaped cross date of said small cross. seedling In the fifth true leaf, third, fourth and first leaf, second leaf size similar to the cross-shaped cross date, said the Grand Cross of. 3.6 Rooting of rootspreadingstage Posterior cruciate period, the third time the seedlings emerge from leaf to leaf seventh called rooting period. At this seedling root system has been formed. 3.7 Heel of temporarytransplantationstage Tobacco will again implanted tray, or heel seedbed nutrition bags (block) period.

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