Chertkiattipol S, Niyamapa T, Salokhe V. Study on the Specic Tilling Energy of Three Types of the Rotary Blades  . Thai Agric.Res.J. [internet]. 2009 Dec. 31 [cited 2026 Sep. 30];27(3):316. available from: https://li01.tci-thaijo.org/index.php/thaiagriculturalresearch/article/view/92358