共 55 条
[3]
DAVIES NB, 1977, ANIM BEHAV, V25, P1016, DOI 10.1016/0003-3472(77)90053-7
[4]
DEVITA J, 1979, ECOLOGY, V60, P729, DOI 10.2307/1936610
[8]
OPTIMAL CHOICE IN DIET - TEST OF A HYPOTHESIS
[J].
AMERICAN NATURALIST,
1975, 109 (968)
:427-435