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NY/T 614-2002: Rules for the investigation and forecast of wheat sharp eyespot(Rhizoctonia spp.)
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Rules for the investigation and forecast of wheat sharp eyespot(Rhizoctonia spp.)
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NY/T 614-2002
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Basic data | Standard ID | NY/T 614-2002 (NY/T614-2002) | | Description (Translated English) | Rules for the investigation and forecast of wheat sharp eyespot(Rhizoctonia spp.) | | Sector / Industry | Agriculture Industry Standard (Recommended) | | Classification of Chinese Standard | B16 | | Classification of International Standard | 65.020 | | Word Count Estimation | 9,939 | | Date of Issue | 2002-12-30 | | Date of Implementation | 2003-03-01 | | Summary | This standard specifies the wheat sheath blight disease severity documented projects and grading indicators system disease surveys and census methodology, forecasting data collection, reporting and aggregation methods. This standard applies to the implementation of wheat sheath blight forecasting investigation. | NY/T 614-2002: Rules for the investigation and forecast of wheat sharp eyespot(Rhizoctonia spp.)
---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.
Rules for the investigation and forecast of wheat sharp eyespot(Rhizoctonia spp.)
ICS 65.020
B16
People's Republic of China Agricultural Industry Standard
Wheat sheath blight survey report specification
Released on December 12,.2002
2003-03-01 implementation
Published by the Ministry of Agriculture
Foreword
Appendix A and Appendix B of this standard are normative appendices.
This standard was proposed by the Plantation Management Department of the Ministry of Agriculture.
This standard was drafted. National Agricultural Technology Extension Service Center.
The main drafters of this standard. Jiang Yuying, Han Mei, Liu Wancai, Qi Chunyou, Zhu Yeqin.
Wheat sheath blight survey report specification
1 Scope
This standard specifies the records and classification indicators of the incidence of wheat sheath blight, disease system investigation and census methods, measurement data collection
Set, report, and summary methods.
This standard is applicable to the survey and investigation of wheat sheath blight.
2 Terms and definitions
The following terms and definitions apply to this standard.
2.1
Systematic investigation
In order to understand the dynamics of the occurrence and growth of pests and diseases in a region, a survey of fixed-point, timing, and fixed methods was conducted.
2.2
Daejeon census
In order to understand the overall occurrence of pests and diseases in a region, a multi-point survey was conducted on a larger scale.
2.3
Recover damages
The yield loss of the crops recovered by controlling the pests and larvae, that is, the increased yield of the control area than the control area.
2.4
Actual loss
The yield loss caused by the remaining pests and diseases of the crops after the crops have been controlled by the pests and diseases.
2.5
Disease rate
The number of infected plants (the same meaning of the stem and stem in this standard, all of which refers to single or single ear) was investigated as a percentage of the total number of plants investigated.
2.6
Morbidity rate
Investigate the percentage of the number of affected plots as a percentage of the total number of surveyed plots.
2.7
Invasion rate
The number of lesions in the stems accounted for the percentage of the total number of plants investigated.
2.8
Severity
The ratio of the lesion width on the stem of the diseased stem to the circumference of the stem is expressed by the classification method.
Level 0. (no disease) healthy strain;
Grade 1. The incidence of leaf sheath, or the width of the lesion on the stem is less than 1/4 of the circumference of the stem;
Grade 2. The width of the lesion on the stem accounts for 1/4 to 1/2 of the circumference of the stem;
Grade 3. The width of the lesion on the stem accounts for 1/2 to 3/4 of the circumference of the stem;
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