Soil organic matter and humus
Soil organic matter and humus
- Muscle Shoals, AL (USA) : IFDC, 1990
- 17 slides
- Printed
- International Fertilizer Development Center (IFDC) ; .
V.17
English
Humus
Nutrients
Organic matter
Plant soil relations
V.17
English
Humus
Nutrients
Organic matter
Plant soil relations