共 15 条
- [2] BARBER DA, 1977, 1976 AGR RES COUNC L, P58
- [4] DAWSON RC, 1948, NEBR AGR EXP STN RES, V155
- [8] DORAN JW, 1983, U GEORGIA COLL AGR S, V23
- [9] INFLUENCE OF DOUBLE-CUT PLOW MULCH TILLAGE ON NUMBER AND ACTIVITY OF MICROORGANISMS [J]. SOIL SCIENCE SOCIETY OF AMERICA PROCEEDINGS, 1952, 16 (03): : 267 - 269
- [10] HOLDEMAN LV, 1975, ANAEROBE LABORATORY