This publication is an output from a research project funded by the Department of International Development. It shows the value of manure to improve the arable land in the highlands of East and Central Africa.
出版物详细信息
- 已出版: 1998
- 出版者: HDRA (Henry Doubleday Research Association)
- Dewey Decimal: 631.861
- ECHO 图书馆: 631.861 LEK