S. M. Dissanayake, I. R. Palihakkara, G. P. Gunaratna. Effect of Different Levels of K on Growth Performance of Immature Oil Palm in Devithurai Estate Sri Lanka. Int. j. res. appl. sci. biotechnol. [Internet]. 2019 Sep. 30 [cited 2024 Nov. 21];6(5):18-21. Available from: https://ijrasb.com/index.php/ijrasb/article/view/278