Text ( visual ) : unmediated Tree-based production systems for Africa's drylands / Frank Place ... [et al.]. -- Washington, DC : World Bank Group , c2016. -- xxi, 93 p. : ill. ; 26 cm. -- (A World Bank study). -- Other authors: Dennis Garrity, Sid Mohan, and Paola Agostini ; References: p. 81-93. -- ISBN 9781464808289 ; (BB22302343) ; https://ci.nii.ac.jp/ncid/BB22302343 Author Heading(s): Place, Frank ; Garrity, Dennis ; Mohan, Sid ; Agostini, Paola. -- Classification(s): LCC : S494.5.A45 ; DC23 : 634.0967. -- Subject Heading(s): LCSH : Agroforestry systems -- Africa, Sub-Saharan ; LCSH : Tree crops -- Africa, Sub-Saharan

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