Improved production systems as an alternative to shifting cultivation /
Okigbo, Bede N.Improved permanent production systems as an alternative to shifting intermittent cultivation.
Food and Agriculture Organization of the United Nations.Soil Resources, Management and Conservation Service.
Informal Meeting on Improvements in Shifting Cultivation(1983 :Rome)
Rome : FAO,
1984.
Contents: Improved permanent production systems as an alternative to shifting intermittent cultivation / by Bede N. Okigbo - Invited papers for the FAO Informal Meeting on Improvements in Shifting Cultivation held in Rome, February 1983 - Cooperative programme for improving shifting cultivation systems
Shifting cultivation