First, the midge insecticide when the field every sample (10 centimeters and 10 centimeters and 20 centimeters) up to more than 5 when the chemical control, promote the principle of both pupal and adult control. In the flood season control, grab the 3-5 days before the wheat heading and use the mixed soil: Mix the pyrethrin pesticide and phoxim 1:1 by 200-250 ml, evenly spray and mix it into 25 kg fine sand, and In the afternoon, spread the wheat field evenly and then water it. The adult insecticides were applied before the wheat was headed and were used for flowering. They could be used as a 1000-fold solution. The pyrethroids were mixed in DDV1:1 with 1000-fold solution. The fast-killing insects and the Yishenshen-killed 1000-fold solutions were sprayed in the afternoon ridges. Second, the wheat aphid to Baihe Spike volume of more than 800 when the timely prevention and control, and mixed with fungicides and foliar fertilizer to achieve a spray comprehensive prevention purposes. Promote the use of selected agents are: wheat aphids with 10% imidacloprid or 10% decantyl net WP 667 meters 225-30 grams; pyrethroid pesticides and phoxim 1:1 mixing 667 meters 260-80 ml; 667 meters 230 ml of pyrethrin was mixed with 10 grams of imidacloprid. If 7-10 days after treatment, such as powdery mildew, rust sickness rate of more than 30% of the plot, should be the second spray of disease prevention drugs and foliar fertilizer. Third, wheat powdery mildew, rust with 20% triadimefon EC 667-meter 240-50 ml; 40% black alfalfa must be 30-40 grams. Water consumption of 667 m2 is 20-30 kg, especially in the case of severe disease, which can significantly improve the control effect.
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