共 15 条
[11]
OSTER JD, 1977, 1976 P INT SAL C LUB, P290
[12]
Ponnamperuma F. N., 1972, Advances in Agronomy, V24, P29, DOI 10.1016/S0065-2113(08)60633-1
[13]
LEACHING REQUIREMENT FOR EXCHANGEABLE-SODIUM CONTROL
[J].
SOIL SCIENCE SOCIETY OF AMERICA PROCEEDINGS,
1968, 32 (05)
:652-&
[15]
1954, USDA HDB, V60, P83