MySheen

How to control sorghum ear grain borer?

Published: 2024-11-25 Author: mysheen
Last Updated: 2024/11/25, How to control sorghum ear grain borer? Please introduce the method of sorghum spike grain borer which mainly harms sorghum spikelets and grains. The harm of loose panicle type was less than that of tight panicle type. Adults lay eggs in the ear, and after hatching, the larvae feed on the grains in the process of grain filling, resulting in a large number of grain losses. The weather of high temperature and humidity is very harmful.

How to control sorghum ear grain borer? Please introduce the method of sorghum spike grain borer which mainly harms sorghum spikelets and grains. The harm of loose panicle type was less than that of tight panicle type. Adults lay eggs in the ear, and after hatching, the larvae feed on the grains in the process of grain filling, resulting in a large number of grain losses. The weather of high temperature and humidity is seriously harmful. Drug control should be used in the ear before the third instar of the larva. 1.40% dimethoate EC 1500-2000 times liquid spray. 2. The above solution is packed in a basin, gently bend and soak the head of the ear, so that the liquid is attached to the ear. 3.1.5% dimethoate powder was packed in a gauze bag and sprinkled on the ear head when the dew was not dry in the morning. 4.1% carbaryl powder, using the same method as 3. 5. Pyrethroid pesticides are non-toxic to sorghum, can kill many kinds of pests, and can be combined with the control of armyworm, drilling insects, aphids and so on. Click to get more sorghum planting technology click to get more grain planting technology

 
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