放养雏鸡能消灭棉田中的部分害虫,减轻害虫对农作物的为害。1978年我们在村东20亩棉田放养50余只鸡,让鸡经常在田间活动,对棉虫起到了良好的防治效果。1979年试验了60余亩。 1977年8月1日试放30只中雏鸡,15日调查结果。放鸡除虫对棉铃虫的成虫和幼虫都有一定的抑制 Stocking chickens can eliminate some of the pests in the cotton fields and reduce the pests’ damage to the crops. In 1978, we stocked more than 50 chickens in 20 mu of cotton fields in the eastern village of the village to make the chickens often have activities in the field and played a good control effect against cotton insects. 1979 test of more than 60 acres. On August 1, 1977, a trial of 30 chickens was held on the 15th. Putting chicken insects on cotton bollworm adults and larvae have a certain degree of inhibition