Kibirige-Ssebunya, I., M. Nabasirye, and P. Musoli. “A Comparison Among Various Robusta Coffee (Coffea Canephora Pierre) Clonal Materials and Their Seedling Progenies at Different Levels of Nitrogen”. Uganda Journal of Agricultural Sciences 1, no. 1 (June 1, 1992): 5–12. Accessed November 22, 2024. http://journal.naro.go.ug/index.php/ujas/article/view/4.