@ARTICLE {MULONGOY:1988, title = {Differences in mycorrhizal infections and P uptake of sweet potato cultivars (Ipomoea batatas L.) during their early growth in three soils}, author = {Mulongoy, K. and Callens, A. and Okogun, J. }, journal = {Biology and Fertility of Soils}, year = {1988}, note = {RTB; Root and Tuber; Sweetpotato}, }