INCUBATION TEMPERATURES OF THE NORTHERN SHOVELER

[1] AFTON AD, 1979, WILSON BULL, V91, P42

[2] AFTON AD, 1977, THESIS U MINNESOTA

[3] BEER CG, 1964, NEW DICT BIRDS, P396

[4] PHOTOGRAPHIC INDEX FOR AGING MALLARD EMBRYOS [J]. JOURNAL OF WILDLIFE MANAGEMENT, 1974, 38 (02) : 298 - 301

[5] INCUBATION BEHAVIOR AND TEMPERATURES OF MALLARD-DUCK [J]. AUK, 1975, 92 (04): : 706 - 731

[6] COOPER JA, 1978, 61 WILDL MON

[7] CRAMP S, 1977, BIRDS WESTERN PALEAR, V1

[8] DEMENTEV GP, 1967, BIRDS SOVIET UNION, V4

[9] Drent R., 1975, AVIAN BIOL, P333

[10] Drent R.H., 1970, BEHAVIOUR S, V17, P1

[1] AFTON AD, 1979, WILSON BULL, V91, P42

[2] AFTON AD, 1977, THESIS U MINNESOTA

[3] BEER CG, 1964, NEW DICT BIRDS, P396

[4] PHOTOGRAPHIC INDEX FOR AGING MALLARD EMBRYOS [J]. JOURNAL OF WILDLIFE MANAGEMENT, 1974, 38 (02) : 298 - 301

[5] INCUBATION BEHAVIOR AND TEMPERATURES OF MALLARD-DUCK [J]. AUK, 1975, 92 (04): : 706 - 731

[6] COOPER JA, 1978, 61 WILDL MON

[7] CRAMP S, 1977, BIRDS WESTERN PALEAR, V1

[8] DEMENTEV GP, 1967, BIRDS SOVIET UNION, V4

[9] Drent R., 1975, AVIAN BIOL, P333

[10] Drent R.H., 1970, BEHAVIOUR S, V17, P1