共 100 条
[2]
AL-ABBAS H., 1964, SOIL SCI, V97, P103, DOI 10.1097/00010694-196402000-00006
[3]
ANDREYEVA YA, 1964, POCHVOVEDENIE, P47
[6]
BARBER SA, 1965, PERSONAL COMMUNICATI
[7]
Barshad I., 1964, CHEM SOIL, P1
[8]
BARTLETT RICHMOND J., 1961, SOIL SCI, V92, P372, DOI 10.1097/00010694-196112000-00003
[9]
BEAR FE, 1964, CHEMISTRY SOIL ED, P1
[10]
BEAR FE, 1964, CHEMISTRY SOIL ED, P163