中牟县刁家乡程前张村,去年有一千多亩树林的树叶被虫全部吃掉。今年他们在林地养鸡二千多只,让鸡吃虫,结果林木枝叶茂盛,鸡也长得快、长得大。这个村大部分是沙岗地,一九七○年植树一千一百亩,共三十万棵,一九七四年开始少量间伐,近十年共间伐收入十万多元,这些钱全部用在村上农田基本建设,修建学校等集体福利事业上,群众 Diao hometown of Zhongmou County Zhang village, last year more than a thousand acres of trees are all eaten by insects. This year they raised more than 2,000 chickens in the woodlands to let the chickens eat insects. As a result, the branches of the trees grew flourish and the chickens grew faster and grew bigger. Most of this village is Shagang. In 1970, there were 1,100 acres of trees planted, of which 300,000 were planted. In 1974, a small amount of thinning was started. In the recent 10 years, the total amount of shrubs was more than 100,000 yuan, all of which was used In the village of farmland infrastructure, construction of schools and other collective welfare undertakings, the masses