Red spider is an important pest that damages the strawberry in Hongta District. It mainly occurs in flowering and fruiting period. Since recent days, temperatures in the Hongta District have risen rapidly and the air has dried up. The red spiders on strawberries have experienced rapid breeding and serious damage. The red spider has a small body size and generally collects on the back of the leaf to absorb sap damage. When the density of the population is large, the plants suffer serious damage. The front edge of the red spider is rust-colored, the plant growth is slow, the growth is weak, the fruiting is small, the fruit is small, and the quality is poor. , until no result, dwarf withered. Control methods: 1. Eradicate field weeds and maintain field hygiene. Remove dead branches, old leaves, and worm-eaten leaves and burn them in a timely manner; 2, timely watering and fertilizing, to maintain proper humidity in the field; 3. When sporadic spider mites occur in the field, pesticides should be controlled in time. 3.3% Tianding slick oil 800 times, 5% thiazolyl ketone 4000 60006000 times liquid spray, spraying the sprayer obliquely upward spray on the back of the leaves, 5? 7 days once, even defense 2 times.
main feature
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