The autumn sowing is about to begin. The autumn sowing period is the basis and key to the prevention and control of wheat pests and diseases. I hope that the farmers' friends will seize this favorable opportunity for autumn sowing and take effective measures to improve the underground pests, wheat powdery mildew and wheat smut. , weeds and other pest control work, and strive to eliminate wheat pests and weeds in the bud stage.
Technical Measures for Prevention and Control of Wheat Pests in Autumn Sowing Stage: (1) Do a good job of plant quarantine. During the autumn sowing, seeds are frequently transported and the quarantine diseases and pests are most likely to be transmitted. Therefore, quarantine work must be strengthened to prevent the spread of quarantine pests such as wheat smut, wheat full-bleeding, and poisonous wheat. When buying seeds, it is important to purchase seeds with quarantine certificates from the seed business unit. (2) Strengthen agricultural control. There are mainly reasonable rotations, deep turning and soil improvement, fine soil preparation, soil testing formulas, reasonable fertilization, no application of non-corrosive organic fertilizers, suitable sowing of appropriate amount, and removal of spontaneous wheat seedlings and weeds in fields, farmland, farm yards, etc. Technical measures. (3) Select disease resistant varieties. The wheat disease resistant and high-yielding varieties suitable for planting in our county include Jinmai 47, Jinmai 54, Xiaoyan 22, Tongmai 3, and Tongmai 4. (4) Soil chemical treatment. For land masses with heavy front land pests, use 3% carbofuran (carbofuran) granules for 2-3 kg before sowing, and mix 20-30 kg of dry fine soil. Mix evenly and apply to the soil. On the surface, the ploughing or hoeing is performed immediately after spreading, and the pesticide and the fertilizer can also be mixed. (5) Apply pesticide seed dressing. Seed coating and pesticide seed dressing are economical, simple, safe, and effective measures for the prevention and control of pests during the whole wheat production process. They are also basic and key measures for the prevention and control of wheat pests and diseases, and should be vigorously promoted. Pre-sowing wheat seeds with 50% phoxim EC or 20% thiosulfate EC 100-150 ml with 2% Rikenxi dry seed coating agent 50-60 g or 2.5%. 75-100 milliliters of water 3-4 kilograms dubbed mixed solution, sprayed with sprayer on the wheat seed, while spraying and mixing, fully mix, mix and boring after 12-24 hours dried seeding.
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