我校地处嫩江地区最北部,常年无霜期110天。我们从1975年开始研究大豆高产栽培措施,取得了较好的效果,连续4年(面积5亩以上)亩产都超过了400斤。我们除采用秆强不倒、耐肥耐密的早熟品种丰收11号,外,还采取了以下措施:一、窄行密植早熟品种由于植株矮小, Our school is located in the most northern part of Nenjiang, perennial frost-free period of 110 days. We started from 1975 high-yield cultivation of soybean measures, and achieved good results, for four consecutive years (an area of ​​more than 5 acres) have exceeded 400 pounds per mu. In addition to using straw stalwart, resistant varieties of early maturing variety bumper harvest on the 11th, but also taken the following measures: First, Narrow row close planting early varieties because of short plants,