共 26 条
[2]
BERMAN T, 1971, MITT INT VER LIMNOL, V19, P266
[4]
FLEMER D A, 1969, Chesapeake Science, V10, P99, DOI 10.2307/1350838
[5]
GEORGE DG, J ECOL
[6]
Gorham PR, 1964, VERH INT VER LIMNOL, V15, P796, DOI DOI 10.1080/03680770.1962.11895606
[7]
HALLDAL P, 1973, Norwegian Journal of Botany, V20, P99