共 21 条
[1]
ANDERSON R V, 1978, Holarctic Ecology, V1, P377
[2]
[Anonymous], 1984, HEAVY METALS NATURAL
[3]
BORG H, 1984, VERH INT VER THEOR A, V22, P725
[6]
Cochran W.G., 1957, EXPT DESIGN
[7]
HARRIS RJ, 1975, PRIMER MULTIVARIATE