灰漠土老菜地施用生物钾肥和化学钾肥的比较
沈兵;姜涛;
Comparison of Biopotassium and Chemical Potassium Using in Grey Desert Vegetable Soil
Sheng Bin;Jiang Tao
中国蔬菜 . 1997, (3): 4 -0 .