Agronomy for Sustainable Development· 2020Q1
Intercropping of grain legumes and cereals improves the use of soil N resources and reduces the requirement for synthetic fertilizer N: A global-scale analysis
- 455citations
- Q1SCImago
- 2020year
Short summary
Intercropping grain legumes with cereals globally can reduce the need for synthetic nitrogen fertilizer by an estimated 26%. This is achieved by cereals taking a larger share of soil nitrogen, allowing legumes to fix more atmospheric nitrogen.
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Agronomy and Crop ScienceAgricultural and Biological Sciences