论文部分内容阅读
1.复种绿肥在河套地区和土默川一带,春小麦于7月中、下旬收获,莜麦在7月底或8月上旬收获,这些作物收获后,还有50～60天生长期可以利用。这段时间气温比较高,土默川地区平均为17～18℃。降雨量还可达150～160毫米,完全可以复种绿肥。据内蒙农研所试验:麦收后复种香豆每亩可产鲜草1500斤以上,箭舌豌
1. Multiple cropping green manure In the area of Hetao and Tumochuan, spring wheat is harvested in mid-July and late July, and oatmeal is harvested in late July or early August. After harvesting these crops, there are still 50 to 60 days of growth available. During this time, the temperature was relatively high, with Tumochuan averaging 17-18 ℃. Rainfall up to 150 to 160 mm, can be double-cropped green manures. According to the Inner Mongolia Institute of Agricultural Research test: wheat after the recovery of mixed beans per acre produce more than 1,500 pounds of fresh grass, arrow tongue pea