该书已不再出版。
This booklet tells what you need to know about soils, what fertile soils are, how I can assess the fertility of soil, organic soil fertility management, soil and water conservation, improving soil organic matter, and soil fertility supplements.
13 pages, illustrated
African Organic Agriculture Manual Booklet Series, no. 2
出版物详细信息
- 已出版: 2011
- 出版者: FiBL
- Dewey Decimal: 631.422
- ECHO 图书馆: 631.422 AFR