共 21 条
[1]
BATEY T, 1966, CHEM IND-LONDON, P2199
[3]
CHICHILO P., 1961, AGRON JOUR, V53, P139
[4]
CHICHILO P., 1958, AGRON JOUR, V50, P131
[6]
COOKE GW, 1972, FERTILIZING MAXIMUM
[7]
COOKE GW, 1967, CONTROL SOIL FERTILI
[8]
DICKMAN S. R., 1940, Industrial and Engineering Chemistry. Analytical edition, V12, P665, DOI 10.1021/ac50151a013
[10]
HODGSON JE, 1963, ADV AGRON, V15, P140