Agbangba, E.C., Sossa, E.L. , Dagbenonbakin, G.D., Diatta, S. and Akpo, L.E. 2011. DRIS model parameterization to access pineapple variety ’Smooth Cayenne’ nutrient status in Benin (West Africa). Journal of Asian Scientific Research. 1, 5 (Sep. 2011), 254–264.