共 18 条
[3]
DICK WA, 1978, SOIL BIOL BIOCHEM, V10, P59, DOI 10.1016/0038-0717(78)90011-1
[6]
HEMWALL J. B., 1957, Advanc. Agron., V9, P95, DOI 10.1016/S0065-2113(08)60110-8
[10]
Olsen S.R., 1965, AGRONOMY, P1035, DOI DOI 10.2134/AGRONMONOGR9.2.C22