BREEDING NUMBERS AND REPRODUCTIVE RATE OF EIDERS AT SANDS OF FORVIE NATIONAL NATURE RESERVE, SCOTLAND

[1] AHLEN I, 1970, Ornis Scandinavica, V1, P83, DOI 10.2307/3676027

[2] Anderson A., 1963, Journal of Wildlife Management, V27, P284, DOI 10.2307/3798408

[3] VARIATIONS IN CLUTCH-SIZE IN DUCKS IN RELATION TO FOOD SUPPLY [J]. IBIS, 1971, 113 (04) : 523 - +

[4] Bergman G., 1939, Acta Zoologica Fennica Helsingforsiae, V23, P1

[5] BIANCHII VV, 1968, COMMON EIDER

[6] BOURGET AA, 1970, THESIS U MAINE

[7] CHOATE JS, 1966, THESIS U MAINE

[8] CLARKE SH, 1968, THESIS U MAINE

[9] COOCH FG, 1965, CAN WILDL SERV WIL 2

[10] INFLUENCE OF PAIR-BOND AND AGE ON BREEDING BIOLOGY OF KITTIWAKE GULL RISSA TRIDACTYLA [J]. JOURNAL OF ANIMAL ECOLOGY, 1966, 35 (02) : 269 - &

[1] AHLEN I, 1970, Ornis Scandinavica, V1, P83, DOI 10.2307/3676027

[2] Anderson A., 1963, Journal of Wildlife Management, V27, P284, DOI 10.2307/3798408

[3] VARIATIONS IN CLUTCH-SIZE IN DUCKS IN RELATION TO FOOD SUPPLY [J]. IBIS, 1971, 113 (04) : 523 - +

[4] Bergman G., 1939, Acta Zoologica Fennica Helsingforsiae, V23, P1

[5] BIANCHII VV, 1968, COMMON EIDER

[6] BOURGET AA, 1970, THESIS U MAINE

[7] CHOATE JS, 1966, THESIS U MAINE

[8] CLARKE SH, 1968, THESIS U MAINE

[9] COOCH FG, 1965, CAN WILDL SERV WIL 2

[10] INFLUENCE OF PAIR-BOND AND AGE ON BREEDING BIOLOGY OF KITTIWAKE GULL RISSA TRIDACTYLA [J]. JOURNAL OF ANIMAL ECOLOGY, 1966, 35 (02) : 269 - &