共 21 条
[3]
ANDERSON RV, 1977, J NEMATOL, V9, P319
[5]
BREMNER J. M., 1965, Monographs of the American Society of Agronomists, V9, P1179
[8]
Coleman D. C., 1977, Ecology Bulletin - NFR (Statens Naturvetensk Forskningsrad), Stockholm, P299