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风沙半干旱区适时早播对玉米生长发育及产量的影响于希臣孙占祥孙贝烈侯志研（辽宁省农业科学院机械化耕作栽培研究所沈阳１１０１６１）辽宁省阜新地区属半干旱季风大陆性气候区，春季多风少雨，十年九旱。玉米是当地主要的粮食作物之一，为避过春旱，以往采用晚播的措施...
Effects of Sowing Early and Sowed Seeds on Growth and Development and Yield of Maize in Wind-blown Semi-arid Region Yu Xichen, Sun Zhanxiang, Sun Beiliang, Hou Zhiyan (Institute of Mechanized Tillage and Cultivation, Liaoning Academy of Agricultural Sciences, Shenyang 110161) Fuxin, Liaoning Province belongs to the semi-arid monsoon continental climatic zone. Rain, ten nine drought. Corn is one of the major food crops in the region. In the past, we used late-sowing measures to avoid spring drought ...