The purpose of this book is to provide a practical working manual and guide for poultrymen keeping layers in indiviual cages in relatively open house.
出版物详细信息
- 已出版: 1951
- 出版者: Roland Hartman
- Dewey Decimal: 636.508
- ECHO 图书馆: 636.508 HAR
The purpose of this book is to provide a practical working manual and guide for poultrymen keeping layers in indiviual cages in relatively open house.