宁夏扬黄新灌区非充分灌溉对春小麦的影响  

The influence of spring wheat with insufficient irrigation at new irrigated region in Ningxia

作　　者：马力文 王连喜 李凤霞 刘春泉 李剑萍 

机构地区：[1]宁夏回族自治区气象科研所,银川750002

出　　处：《中国农业气象》2000年第3期39-43,22,共6页Chinese Journal of Agrometeorology

摘　　要：通过新灌区广武地区的实验资料 ,对春小麦产量及水分利用效率与土壤水分平衡方程各分量之间的关系进行了研究 ;同时通过投入、产出的单因子评判矩阵确定最优灌溉量 。By using the experimental data of spring wheat obtained at new irrigated region in Guangwu, the relationships among yield and water use efficiency of spring wheat and components of water balance equation were studied The sensitivity of water shortage at different growing stages during the growing period of spring wheat is analyzed and irrigation plan is established according to the determined optimum irrigation norm by a single factor evaluating matrix of input and output

关 键 词：扬黄灌区 春小麦 灌溉方案 宁夏 

分 类 号：S512.1[农业科学—作物学]