Chandrasekara, E.D.C.T.; Neththasinghe, N.A.S.A.; Dissanayaka, D.M.S.B.; Ariyaratne, M.; Suriyagoda, L.D.B.
(University of Jaffna, 2022)
Potassium (K) is an essential macro nutrient for growth and production of rice (Oryza
sativa L.). Exchangeable K fraction is the available form of K for plants. However,
exchangeable K concentration in rice growing ...