@ARTICLE {ABDULAI:2020, title = {Variations in yield gaps of smallholder cocoa systems and the main determining factors along a climate gradient in Ghana}, author = {Abdulai, I. and Hoffmann, P. and Jassogne, L. and Asare, R. and Graefe, S. and Tao, H. H. and Muilerman, S. and Vaast, P. and Van Asten, P. and Laderach, P. and Rotter, R. P. }, journal = {Agricultural Systems}, year = {2020}, volume = {181}, number = {-: 102812}, pages = {1--8}, issn = {0308-521X}, note = {WAHub; Science Area NRM; CRP CCAFS; Cocoa}, url = {https://doi.org/10.1016/j.agsy.2020.102812}, doi = {10.1016/j.agsy.2020.102812}, }