该书已不再出版。
This booklet is designed to help hog raisers spot health problems before they start. DIscussions about diseases are limited to what the grower can detect from careful observation of the animals in his herd, not from looking at postmortem specimens.
23 pages, illustrated, tables
出版物详细信息
- 已出版: 1975
- 出版者: Salsbury Labs
- Dewey Decimal: 619.4
- ECHO 图书馆: 619.4 SAL