@book {384, title = {Shifting cultivation in Africa: The Zande system of agriculture}, year = {1956}, month = {1956}, pages = {xxxi, 304 pp.}, publisher = {Routledge \& Kegan Paul}, organization = {Routledge \& Kegan Paul}, address = {London, England}, abstract = {The excerpts from this book talk about the Zande ecological conceptions concerning swidden farming, rock and stone formations. The second part of this excerpt looks at Zande Crops: millet, Maize, sorghum, rice, cowpeas, green gram. The excerpt finishes with a discussion of overcultivation.}, keywords = {cowpeas, crop rotation, ecology, green gram, maize, millet, overcultivation, rice, rock formations, slash and burn, sorghum, swiddens, taxonomy, Zande}, url = {https://ehrafworldcultures-beta.its.yale.edu/cultures/fo07/documents/060}, author = {Pierre de Schlippe} }