共 11 条
[2]
HENKENS C. H., 1965, NETH J AGR SCI, V13, P392
[3]
HENKENS CH, 1967, 2 MANG FRITS, V15, P21
[4]
HULL RN, UNPUBLISHED DATA
[7]
SAVANT NK, 1969, INDIA SOIL SCI, V108, P440
[8]
SMILDE K W, 1968, Netherlands Journal of Agricultural Science, V16, P197
[10]
VOMEL A., 1963, Zeitschrift fur Pflanzenernahrung, Dungung und Bodenkunde, V102, P28, DOI 10.1002/jpln.19631020105