共 9 条
[1]
DUPLESSIS M. C. F., 1964, Soil Science Society of America. Proceedings, V28, P751
[4]
SOME FACTORS AFFECTING LOSSES OF AMMONIA FROM UREA + AMMONIUM SULPHATE APPLIED TO SOILS
[J].
JOURNAL OF SOIL SCIENCE,
1964, 15 (02)
:258-&
[5]
GLASSTONE S, 1958, ELEMENTS PHYSICAL CH, P345
[6]
HARMSEN GW, 1965, AGRONOMY, V10, P43
[8]
IVANOV P, 1963, SOILS FERT, V27, P323
[9]
LEHR J. J., 1961, Landbouwkundig Tijdschrift, V73, P1156