共 26 条
[1]
BRAUN CE, 1975, WILSON B, V87, P140
[2]
Broley C, 1958, AUDUBON MAG, V60, P171
[3]
Broley C. L., 1958, Audubon Magazine, V60, P162
[4]
BROWN W H, 1975, American Birds, V29, P12
[5]
Conover William Jay., 1998, PRACTICAL NONPARAMET, V350
[6]
COOKSEY BF, 1962, THESIS KANSAS STATE
[8]
EDWARDS C.C., 1969, THESIS B YOUNG U PRO
[9]
GREWE AA, 1966, THESIS U S DAKOTA VE
[10]
HENSEL RICHARD J., 1964, CONDOR, V66, P282, DOI 10.2307/1365287