共 11 条
[1]
AGABAWI K. A., 1965, Plant and Soil, V23, P295, DOI 10.1007/BF01347724
[3]
LAST F. T., 1960, TROP AGRIC [TRINIDAD], V37, P309
[4]
MUNSON R. D., 1968, The role of potassium in agriculture., P321
[5]
OBILANA AT, 1983, AUG INT TRAIN COURS
[6]
PEARSON HHW, 1913, S AFRICAN AGR J, V6, P803
[8]
SHAW W. C., 1962, WEEDS, V10, P182, DOI 10.2307/4040777
[9]
SOLOMON S, 1952, INDIAN ACADEMY SCI B, V35, P122
[10]
WILLIAMS C. N., 1961, Plant and Soil, V15, P1, DOI 10.1007/BF01421746