Legumes: their potential role in agricultural production
1987
Power, J.F.
The increased use of N fertilizers in the USA in 1959-79 was paralleled by a decrease in legume seed production. N contribution to the soil and other crops in rotations by legume N fixation is discussed in the light of the increasing economic and environmental cost of N fertilizers. The disadvantages of using legumes are also considered.
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书目信息
American journal of alternative agriculture
卷
2
期
2
页码
69
- 73
ISSN
0889-1893
语言
英语
注释
Includes references.
类型
Journal Article; Text
2024-02-28
MODS
