共 11 条
[1]
CUMMINS KW, 1975, RIVER ECOLOGY, P170
[2]
ELLIOTT JM, 1977, FRESHWAT BIOL ASS SC, V25
[4]
SAMPLING BENTHOS AND SUBSTRATE MATERIALS, DOWN TO 50 MICRONS IN SIZE, IN SHALLOW STREAMS
[J].
JOURNAL OF THE FISHERIES RESEARCH BOARD OF CANADA,
1971, 28 (06)
:849-&
[5]
Schwoerbel J., 1961, Archiv fuer Hydrobiologie Suppl, V25, P182
[7]
WILLIAMS DD, 1974, FRESHWATER BIOL, V4, P233