"高低垄,大单行"马铃薯棉花套作覆膜栽培
CHINESE POTATO(2000)
Abstract
1 前言
河北二季作区,棉花是仅次于粮食的重要经济作物,有着广泛的种植基础.由于传统的单季棉田存在着"一年棉,半年闲"的弊病,加之病虫害甚为猖獗,效益剧减,棉花生产陷入低谷,使轻纺工业及相关行业和食用菌生产受到严重影响.
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