Into cotton fields need to be cured

The locusts that have not been killed at the seedling stage of cotton will breed rapidly when the weather is dry and damage the cotton, causing the cotton leaves to curl up and the bells to fall off. In the middle and early July, the wingless aphid migrated from the lower part or the upper part of the cotton plant to the whole plant, and there was no pre-fever control. First remove 2-3 pieces of worms and old leaves from the base of the cotton plant, bring them out of the field and concentrate or incinerate them, and then apply medicine. Apply 25% trichlorfon powder or 1.5% dimethoate powder 2-6 kg per acre. After the cotton line is sealed, the locust on the bottom leaf is difficult to control. At this time, 80% of dichlorvos EC 100-150 grams can be used, 4-5 kilograms of water can be added, and 5-8 kilograms of wheat grains can be mixed. At noon or evening without wind, the cotton is sprinkled on cotton. Plants and on the ground; or with 80% of dichlorvos EC 300-400 times liquid 20-30 kg per acre, focusing on the middle and lower leaves of the cotton plant leaves spray. You can also use 40% omethoate EC or 50% malathion EC 1000-1500 times, focusing on the back of the cotton leaf spray, 50-60 kg per mu solution.

Animal Models

Canine Model,Dog Product,Dog Skeleton Model

Hongrui Medical Devices Co., Ltd. , http://www.zzcprtrainingmodel.com