共 23 条
- [1] Bremner JM, 1965, AGRONOMY, V9, P1149, DOI DOI 10.2134/AGRONMONOGR9.2.C32
- [2] PHOSPHODIESTERASE ACTIVITY OF SOILS [J]. SOIL SCIENCE SOCIETY OF AMERICA JOURNAL, 1978, 42 (02) : 284 - 290
- [6] DICK WA, 1978, SOIL BIOL BIOCHEM, V10, P59, DOI 10.1016/0038-0717(78)90011-1
- [8] FLAIG W., 1958, Transactions int. Soc. Soil Sci. II & IV Comm., V2, P11
- [10] JUMA NG, 1978, SOIL SCI, V68, P15