共 5 条
[1]
Behnke RJ, 1979, MIT S NAT WORKSH MIT, P164
[2]
CUSHING CE, 1975, 1974 PAC NW LAB ANN, P91
[3]
ELK IN SHRUB-STEPPE REGION OF WASHINGTON - AN AUTHENTIC RECORD
[J].
SCIENCE,
1977, 196 (4293)
:1009-1010
[4]
ROTENBERRY JT, 1979, AUK, V96, P499
[5]
THOMAS JW, 1979, USDA PNW80 PAC NW FO