共 27 条
[1]
BISSELL HAROLD D., 1955, CALIFORNIA FISH AND GAME, V41, P57
[2]
COWAN I. McT., 1957, TRANS N AMER WILDLIFE CONF, V22, P179
[3]
DAVENPORT LS, 1939, T N AM WILDL NAT RES, V4, P268
[4]
EINARSEN ARTHUR S., 1946, TRANS N AMER WILDLIFE CONF, V11, P309
[5]
FORBES E. B., 1941, JOUR WILDLIFE MANAGEMENT, V5, P108, DOI 10.2307/3796060
[6]
FRENCH C. E., 1956, JOUR WILDLIFE MANAGEMENT, V20, P221, DOI 10.2307/3796954
[7]
HAGEN HERBERT L., 1953, CALIFORNIA FISH AND GAME, V39, P163
[9]
McEWEN L. C, 1957, TRANS N AMER WILDLIFE CONF, V22-No. 91, P119
[10]
Murphy D. A., 1966, Transactions of the North American Wildlife Conference, V31, P129