Sayan Tudsri, & Pensri Sornprasit. (1993). Effects of Utilization Systems, Planting Methods and Type of Grass on Pasture Production of Centro and Hamata Mixed with Ruzi and Para on a Small Dairy Farm Conditions 1. Establishment and Survival. Agriculture and Natural Resources, 27(1), 6–13. retrieved from https://li01.tci-thaijo.org/index.php/anres/article/view/241545