Preventing Strawberry Diseases and Insects in Time in Summer
In the summer, the strawberries are in the stage of stolons. They are prone to powdery mildew, brown spot, and leaf spot in rainy weather. The moist soil environment is also conducive to earthworms and harms the root system. In case of dry weather, spider mites, aphids, and other pests are easy. Re-issued, early detection and early prevention and control of production.
The agricultural control prevents the diseased leaves from being burned in time, and the serious strains are removed from the whole plant. Clean the pastoral area, remove the old leaves and yellow leaves, and take them out of the field. Non-raising seedling fields should be timely removed stems, reduce nutrient consumption, enhance plant resistance to disease. Nursery field to control the amount of nitrogen fertilizer, increase phosphorus and potassium fertilizer to prevent plant growth. When it is properly watered in case of drought, the water in the field will be ruled out in time.
Drug control selected sunny morning spray, the front and back of the blade should be sprayed. Disease prevention and control can be used 25% triadimefon WP 3000 times, or 70% thiophanate-methyl WP 1000 times spray. For the control of spider mites and aphids, spray 20% fenvalerate EC 3000 times. In order to find out the harm of cockroach, 90% crystal trichlorfon 30 times liquid 150 ml can be used. Add 5 kg of coixine and mix it to make bait and sprinkle it in the cockroach.
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