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Gibbs, Charles S.

A guide to sexing chicks / Charles S. Gibbs - New York Orange Judd 1949 - 63 p. il. ; 20 cm

General considerations. General technique. Special technique. Groups of processes. General conclusions

Descriptores:
AVICULTURA
AVES DE CORRAL
POLLO
SEXO

CDU No.: 636.52/.58 G 37