Using microbes, including viruses, worms, NPV of the past evening's anchor drill cotton spray every 5 days/times. When you find the the spreading of worms or insect killing substance use fiber recycling group thonaya.
Use microorganisms, including viruses NPV of bollworm spray evening every 5 days / times when the outbreak of the worm. Or use of pyrethroid insecticides.
Use of microorganisms including viruses NPV of cotton bollworm. Spray out of the cold. All 5 days / times when they discover the outbreak of a worm or insecticide the pyrethroid.