共 15 条
[1]
DUVALL AJ, 1952, 17 US FISH WILDL SER, P15
[2]
FENNEMAN NM, 1931, PHYSIOGRAPHY WESTERN
[3]
FENNEMEN NM, 1938, PHYSIOGRAPHY EASTERN
[4]
FOOTE LE, 1952, 17 US FISH WILDL SER, P1
[5]
FOOTE LEONARD E., 1958, JOUR WILDLIFE MANAGEMENT, V22, P402, DOI 10.2307/3796826
[6]
HARVEY WR, 1960, 2028 US DEPT AGR B
[8]
KERLEY C, 1952, 17 US FISH WILDL SER, P8
[9]
Kiel W. H., 1959, 42 US FISH WILDL SER
[10]
MCGOWAN TH, 1952, 17 US FISH WILDL SER, P4