B. S. Ismail and Mohammed Abu Bakar Siddique (2011) “The Inhibitory Effect of Grasshopper’s Cyperus (Cyperus iria L.) on the Seedling Growth of Five Malaysian Rice Varieties”, Tropical Life Sciences Research, 22(1), pp. 81–89. Available at: https://ejournal.usm.my/tlsr/article/view/tlsr_vol22-no-1-2011_7 (Accessed: 20 April 2025).