共 8 条
[1]
AQUAYE DK, 1965, TROP AGR TRIN, V42, P281
[2]
BREMNER JM, 1965, METHODS SOIL ANALY 2
[3]
CHESNEY HA, 1967, THESIS U W INDIES
[4]
CORNFORTH IS, 1968, TROP AGRIC, V45, P211
[5]
ERNST J. W., 1960, SOIL SCI SOC AMER PROC, V24, P87
[6]
HARMSEN GW, 1965, SOIL INORGANIC NITRO
[7]
WATSON G. A., 1962, JOUR RUBBER RES INST MALAYA, V17, P77
[8]
WEIR CC, 1968, TROP AGR, V45, P301