Wijitphan S, Lorwilai P, Arkaseang C. Effect of Cutting Heights on Productivity and Quality of King Napier Grass (Pennisetum purpureum cv. King Grass) under Irrigation. Pak. J. Nutr. 2009;8(8):1244–1250. doi:10.3923/pjn.2009.1244.1250