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LY/T 2939-2018 English PDF

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LY/T 2939-2018: Technical regulation for control of Eulecanium gigantea(Shinji)
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Basic data

Standard ID LY/T 2939-2018 (LY/T2939-2018)
Description (Translated English) Technical regulation for control of Eulecanium gigantea(Shinji)
Sector / Industry Forestry Industry Standard (Recommended)
Classification of Chinese Standard B16
Classification of International Standard 65.020
Word Count Estimation 12,138
Date of Issue 2018-02-27
Date of Implementation 2018-06-01
Regulation (derived from) State Forestry Administration Announcement No. 5 of 2018
Issuing agency(ies) State Forestry Administration

LY/T 2939-2018: Technical regulation for control of Eulecanium gigantea(Shinji)

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Technical regulation for control of Eulecanium gigantea(Shinji) ICS 65.020 B16 People's Republic of China Forestry Industry Standard Jujube big ball cockroach prevention and control technical regulations Published on.2018-02-27 2018-06-01 implementation State Forestry Administration released

Foreword

This standard was drafted in accordance with the rules given in GB/T 1.1-2009. This standard is proposed and managed by the Forestry Subcommittee Technical Committee of the National Phytosanitary Standardization Technical Committee (SAC/TC271/SC2). This standard was drafted. Forest Disease and Pest Control Station of the State Forestry Administration, Forest Pest Control and Quarantine Station of Ningxia Hui Autonomous Region, Xinjiang Uygur Autonomous Region Forestry Pest Control and Quarantine Bureau, Ningxia Hui Autonomous Region Yanchi County Environmental Protection and Forestry Bureau, Shanxi Province Forestry Harmful Bureau of Biological Control and Quarantine. The main drafters of this standard. Li Juan, Cao Chuanjian, Zhang Zonghua, Cai Yushi, Gao Wei, Shi Jianning, Tan Hongli, Sun Yaowu, Sun Yanxiang, Wang Ningeng, Gao Ruili, Pan Ling, Wang Qiaoshen, Wang Jinlin, Chai Shouquan, Alimas, Li Haiyan. Jujube big ball cockroach prevention and control technical regulations

1 Scope

This standard stipulates the monitoring, investigation, prevention and control methods, and prevention and treatment effects of jujube. This standard applies to the prevention and control of jujube balls.

2 Normative references

The following documents are indispensable for the application of this document. For dated references, only dated versions apply to this article. Pieces. For undated references, the latest edition (including all amendments) applies to this document. GB/T 8321.9-2009 Guidelines for the rational use of pesticides (9) GB/T 26420-2010 Technical regulations for the treatment of quarantine pests LY/T 2648-2016 Guidelines for the safe use of forest chemicals

3 Terms and definitions

The following terms and definitions apply to this document. 3.1 Jujube big ball 蚧Eulecaniumgigantea (Shinji) Also known as the tumor strong ball python, big ball 蚧, pear big ball 大, Da Yujian scale insect, jujube wax 蚧, belongs to the insect class Insecta, Hemiptera Hemiptera, Coccidae, Eulecanium. Jujube big ball is listed in the provincial supplementary quarantine pest name List of single and national forestry hazardous pests. The main identification characteristics, biological characteristics, hazard characteristics, host plants and points of jujube See Appendix A for the cloth.

4 Monitoring survey

4.1 Time Two times a year, the wintering 2nd instar fixed nymphal phase and the first generation 1st instar and 2nd instar nymphal phase. 4.2 Method 4.2.1 Checking In the woodland and orchard of the host planting area, the line (visual inspection) is carried out on the basis of natural boundaries and roads. Observing the host blade Whether there are mites and old husks on the main vein and on both sides, at the base of the branches, near the buds, and whether the jujube seedlings and twigs have grayish white tiny wintering. Insects, whether there is body fluid leaching after the branches are squeezed. The survey results are included in Table B.1. If it is found that there is a pest situation, it is necessary to further investigate the hazard situation. Conduct a detailed survey in the standard (or sample). 4.2.2 Standard ground (or sample) survey The standard area is set to 1 block per 5hm2, and the area is 0.2hm2~0.3hm2. The diagonal sampling method is adopted to extract 20 strains of plants;

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