[1]
Erwiyono, R., Sucahyo, A., ., S. and Winarso, S. 2006. Effectiveness of Foliar Application of Potassium on Flowering and Fruiting of Cocoa. Pelita Perkebunan (a Coffee and Cocoa Research Journal). 22, 1 (May 2006). DOI:https://doi.org/10.22302/iccri.jur.pelitaperkebunan.v22i1.26.