我们农科所位于海拔1,300米的高山上,早春低温多雨,秋寒来得早,阴雨多雾,无霜期160天左右,全年只种一季苞谷。过去采用老品种苞谷产量很低,一般亩产只有300来斤。1976年在全国农业学大寨会议精神鼓舞下,大力开展群众性的科学实验活动,科学种田水平有了新发展。大面积示范的鄂单1号425亩获得了高产,平均亩产712.3 Our agricultural institute is located at an altitude of 1,300 meters above sea level, early spring low temperature and rainy, late autumn come earlier, rainy and foggy, frost-free period of about 160 days, the year only one season Baogu. In the past, the use of old varieties Baogu low yield, generally only 300 pounds per mu. Inspired by the spirit of the Dazhai Conference on Agriculture in 1976, we vigorously carried out mass scientific experiments and made new progress in the field of scientific farming. Large-scale demonstration of E No. 1 425 acres of access to high-yield, the average yield 712.3