论文部分内容阅读
红兴隆国营农场管理局所辖十一个农场,地处黑龙江省三江平原、松花江东南岸, 总耕地面积619.6万亩。地下水丰富。其气候特点:既有旱、涝年度之分,又有周期之别,年际变化大,旱涝常常交替出现,年份内降雨分布不均,小麦和大豆花、荚期经常遭迂干旱。为解决大面积的干旱问题,1978年引进了美国大型喷灌机,首先装备了友谊农场五分场二队。1979年开始大面积喷灌小
Hongxinglong State Farm Authority under the jurisdiction of 11 farms, located in Heilongjiang Province Sanjiang Plain, the southeast coast of Songhua River, the total cultivated area of 6196000 acres. Rich groundwater. Its climatic characteristics: both drought and waterlogging years, there are cycles, interannual variation, droughts and floods often alternate, uneven distribution of rainfall in the year, wheat and soybean flowers, pods are often drought. In order to solve the problem of large-scale drought, in 1978 the United States introduced a large-scale irrigation machine, first equipped with Friendship Farm fifth field two teams. In 1979 a large area of sprinkler small