“The Inhibitory Effect of Grasshopper’s Cyperus (Cyperus Iria L.) on the Seedling Growth of Five Malaysian Rice Varieties”. Tropical Life Sciences Research 22, no. 1 (July 31, 2011): 81–89. Accessed December 23, 2024. https://ejournal.usm.my/tlsr/article/view/tlsr_vol22-no-1-2011_7.