T/CQAAS 001-2024 Active Group standards

T/CQAAS 001-2024 Potato late blight green prevention and control technical specifications

Publish Date: 2024-11-18 Implement Date: 2024-11-18 For services related to genuine standard inquiry, procurement, translation, and other related services in China, please Contact Us

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Basic Information

Standard Code: T/CQAAS 001-2024

Standard Type: Group standards

Standard Status: Active

is_force_gb: no

CCS Name: -

ICS Name: Terminology (principles and coordination and cooperation)

Publish Date: 2024-11-18

Implement Date: 2024-11-18

Scope

Main Technical Content: 3. Terminology and Definitions The following terms and definitions apply to this document. 3.1 Potato Late Blight Refers to an epidemic oomycete disease caused by Phytophthora infestans (Mont.) De Bary infecting potatoes. 3.2 Virus-free Seed Potatoes Seed potatoes meeting the quality requirements of GB 18133 at all levels. 3.3 Primary Infected Plants The earliest diseased plants appearing in the field due to initial infection by the pathogen. 3.4 Potato Late Blight Monitoring and Warning System A system that integrates late blight prediction models, meteorological data monitoring terminals, wireless communication, Web technology, geographic information systems (GIS), disease knowledge, and control recommendations to enable real-time monitoring and diagnosis of potato late blight information in monitored areas and provide early warnings of late blight occurrence and epidemics. 4. Prevention and Control Principles Follow the principle of "prevention-oriented, integrated prevention and control" and adopt a "prevention + control" model, with prevention in the early stage and control in the middle and late stages. Select high-quality, high-yield, and disease-resistant (tolerant) varieties, comprehensively apply agricultural and biological prevention and control measures, and conduct timely chemical control. 5. Prevention and Control Techniques 5.1 Variety Selection Select high-quality, high-yield, and disease-resistant (tolerant) varieties. It is recommended to use virus-free seed potatoes, and the quality of the seed potatoes should meet the requirements of GB 18133. 5.2 Seed Potato Processing 5.2.1 Seed Potato Selection Before processing seed potatoes, remove impurities and inferior potatoes, as well as diseased, rotten, or defective potatoes. 5.2.2 Seed Potato Cutting It is recommended to plant small whole potatoes, with a weight of 30 g to 50 g being appropriate. Seed potatoes larger than 75 g should be