Wijitphan, Sumran, and Pornchai Lowilai. 2017. “Effects of cutting interval on yields and nutritive values of King Napier grass (Pennisetum purpureum cv. King grass) under irrigation supply”. Asia-Pacific Journal of Science and Technology 16 (3):215-24. https://so01.tci-thaijo.org/index.php/APST/article/view/83212.