共 35 条
[12]
THE EFFECTS OF PROVISION OF FOOD IN WINTER ON A POPULATION OF THE GREAT TIT PARUS MAJOR AND THE BLUE TIT P- PARUS-CAERULEUS
[J].
ORNIS SCANDINAVICA,
1981, 12 (03)
:244-248
[13]
KLOMP H, 1980, ARDEA, V68, P205
[15]
KREBS JR, 1970, J ZOOL, V162, P317
[18]
MYERS JP, 1979, AUK, V96, P551
[19]
SPACING OF SPARROWHAWK NESTING TERRITORIES
[J].
JOURNAL OF ANIMAL ECOLOGY,
1977, 46 (02)
:425-441