共 10 条
[1]
Costello D.F., 1970, WORLD PRAIRIE DOG
[2]
DAUBENMIRE R, 1970, 62 WASH AGR EXP STA
[3]
DUSI JL, 1949, J WILDL MANAGE, V13, P195
[4]
DISCERNED FRAGMENTS IN FECES INDICATES DIET OVERLAP
[J].
JOURNAL OF RANGE MANAGEMENT,
1973, 26 (02)
:103-105
[5]
HERMANN FJ, 1970, 374 US DEP AGR HDB
[6]
KELSO LH, 1939, 529 US DEP AGR CIRC
[7]
KLATT LE, 1971, THESIS COLORADO STAT
[8]
KOFORD KB, 1958, PRAIRIE DOGS WHITE F
[9]
STORR GM, 1968, ROYAL SOC WESTERN AU, V51, P25
[10]
TODD JW, 1971, PLANT FRAGMENT DISCE