@ARTICLE {CRAUFURD:1996, title = {Development in cowpea (Vigna unguiculata); l: the influence of temperature on seed germination and emergence}, author = {Craufurd, P. and Ellis, R. and Summerfield, R. and Menin, L. }, journal = {Experimental Agriculture}, year = {1996}, volume = {32}, number = {1}, pages = {1--12}, }