Laksiri, P. H. P. N.; Indika, W. A.; Madushika, M. K. S.; Wathugala, D. L.
(Faculty of Commerce and Management Studies University of Kelaniya, Sri Lanka, 2020)
Potato is one of the highly demanded commercial crops that is cultivated majorly in the upcountry region in Sri Lanka. However, the average yield of potato is far below the potential yield as the crop is heavily affected ...