TY - SER KW - ecology KW - rice KW - swiddens KW - taxonomy KW - sorghum KW - Zande KW - rock formations KW - millet KW - maize KW - green gram KW - overcultivation KW - crop rotation KW - slash and burn KW - cowpeas AU - Pierre de Schlippe AB - 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. AN - 89-00209 CY - London, England DA - 01/1956 LA - English N2 - 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. PB - Routledge & Kegan Paul PP - London, England PY - 1956 EP - xxxi EP - 304 pp. TI - Shifting cultivation in Africa: The Zande system of agriculture UR - https://ehrafworldcultures-beta.its.yale.edu/cultures/fo07/documents/060 ER -