共 95 条
[1]
AITKEN WW, 1938, B IOWA STATE CONSERV, V2, P1
[2]
ALLGEIER R. J., 1932, INTERNAT REV GES HYDROBIOL U HYDROGRAPH, V26, P444, DOI 10.1002/iroh.19320260507
[3]
ALSTERBERG G, 1927, BOT NOTISER, P255
[4]
[Anonymous], 1933, FRESH WATER ALGAE US
[5]
[Anonymous], 1940, PROPERTIES ORDINARY
[6]
ATKINS WGR, 1938, J CONSEIL INT EXPLOR, V13, P1
[7]
Beckman W. C., 1941, Transactions of the American Fisheries Society, V70, P143, DOI 10.1577/1548-8659(1940)70[143:IGRORB]2.0.CO
[8]
2
[9]
Beckman William C., 1943, TRANS AMER FISH SOC, V72, P72, DOI 10.1577/1548-8659(1942)72[72:FSOTIG]2.0.CO
[10]
2