SEASONAL RHYTHM OF SYLVIA

[1] BENOIT J, 1961, YALE J BIOL MED, V34, P97

[2] Berthold P, 1970, Vogelwarte, V25, P297

[3] GWINNER E, IN PRESS

[4] EVIDENCE OF AUTONOMOUS REPRODUCTIVE RHYTHM IN EQUATORIAL BIRD ( QUELEA QUELEA ) [J]. NATURE, 1964, 201 (491) : 523 - &

[5] EXPERIMENTAL DEMONSTRATION OF AN INTERNAL RHYTHM OF REPRODUCTION IN A TRANS-EQUATORIAL MIGRANT (THE SHORT-TAILED SHEARWATER PUFFINUS-TENUIROSTRIS) [J]. NATURE, 1959, 184 (4700) : 1704 - 1705

[6] MERKEL FW, 1963, 13 P INT ORN C, P950

[7] SCHWAB RS, IN PRESS

[8] 1968, VOGELWARTE, V24, P320

[1] BENOIT J, 1961, YALE J BIOL MED, V34, P97

[2] Berthold P, 1970, Vogelwarte, V25, P297

[3] GWINNER E, IN PRESS

[4] EVIDENCE OF AUTONOMOUS REPRODUCTIVE RHYTHM IN EQUATORIAL BIRD ( QUELEA QUELEA ) [J]. NATURE, 1964, 201 (491) : 523 - &

[5] EXPERIMENTAL DEMONSTRATION OF AN INTERNAL RHYTHM OF REPRODUCTION IN A TRANS-EQUATORIAL MIGRANT (THE SHORT-TAILED SHEARWATER PUFFINUS-TENUIROSTRIS) [J]. NATURE, 1959, 184 (4700) : 1704 - 1705

[6] MERKEL FW, 1963, 13 P INT ORN C, P950

[7] SCHWAB RS, IN PRESS

[8] 1968, VOGELWARTE, V24, P320