[A tool for fertilizer policy analysis]
1989
The framework, developed by ICARDA economists and agronomists, for use by the national programs for balancing crop-by-crop responses to nitrogen ((N) and phosphorus (P) fertilizers in various production zones against options for exporting domestically produced fertilizer or importing further supplies is described
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Información bibliográfica
Este registro bibliográfico ha sido proporcionado por International Center for Agricultural Research in the Dry Areas