青椅山公社大水沟大队第一生产队,位于宽甸县中部山区,生长期150天左右。1975年全队140亩水稻,平均亩产1,010斤,第一次突破了千斤关。他们的主要做法是: 1.加强农田建设,改变生产条件。这个队过去由于水田池子小,池埂多,高低不平,既不能机耕,又不便于水、肥管理,漏水漏肥较严重,平均亩产只有400～500斤。在农业学 Qing Chayingsha commune Dashuogou production team first team, located in central mountain Kuandian County, the growth period of about 150 days. In 1975 the team of 140 acres of rice, an average of 1,010 pounds per mu, the first breakthrough in a thousand pounds off. Their main approach is: 1. Strengthen farmland construction, change production conditions. The team in the past due to paddy fields ponds, ponds and more, rugged, neither tillage, but not easy to water, fertilizer management, leaking leakage more serious, the average yield of 400 to 500 pounds per mu. In agriculture