Queen rearing
Subtitle: biological basis and technical instruction
By: edited under supervision of Prof. Dr. Dr. F. Ruttner.
Contributors: Ruttner, Friedrich.; Harnaj, Eng. V.
Series: Apimondia monographs
Publisher: Apimondia
Published: 1983
Place of publication: Bucharest
Language: eng
Notes: Apimondia monographs under the direction of Prof. Dr. Eng. V. Harnaj.