不同氮钾元素处理对白三叶与高加索三叶草杂交后代根系的影响
刘嘉伟;何丽君;王明玖
Effects of different nitrogen and potassium treatments on the root system of hybrids of caucasian clover×white clover
北方农业学报 . 2017, (4): 35 -35 .