T/ZJZYC 002-2021 Wencheng Glutinous Rice and Yam Disease and Pest Green Prevention and Control Technology
T/ZJZYC 002-2021
Basic Information
Scope
Scope: This document specifies the main pests and diseases of Wencheng glutinous rice yam, the principles of green prevention and control, agricultural technical measures, physical prevention measures, biological prevention measures, chemical prevention measures, and production records. This document is applicable to the production and pest control of Wencheng glutinous rice yam. **Main Technical Content**: 4. **Main Pests and Diseases**: The main diseases of Wencheng glutinous rice yam include anthracnose and white web disease; the main pests include oblique striped moth and grubs. 5. **Principles of Green Prevention and Control**: Follow the principle of "prevention-oriented and comprehensive prevention and control". Based on the ecological system of Wencheng glutinous rice yam, give full play to ecological functions, prioritize the use of agricultural prevention, physical prevention, and biological prevention measures, and use chemical prevention only when necessary. Cultivate healthy crops and protect the safety of Wencheng glutinous rice yam production, quality safety, and ecological environment safety. 6. **Agricultural Technical Measures**: 6.1 **Selection of Healthy Seed Tubers**: Select excellent varieties of Wencheng glutinous rice yam with strong disease resistance and high yield, and use well-stored tubers as seed tubers, with a weight of 500–900 g per tuber. 6.2 **Disinfection of Seed Tubers**: First, cut the seed tubers into sections, then cut them into 30–70 g tuber pieces. Dip the cut surfaces evenly in ash or calcium-magnesium-phosphorus fertilizer and dry in sunlight for 1–2 hours to cultivate strong seedlings. 6.3 **Site Selection**: Choose sunny, wind-free, well-drained, deep and fertile soils with good permeability, and practice water-land rotation. 6.4 **Reasonable Planting Density and Planting Time**: Plant 700–900 seedlings per mu (1 mu = 667 m2) from mid-April to mid-May. 6.5 **Scientific Fertilization**: 6.5.1 **Base