Nittaya Cha-un และ Sirintornthep Towprayoon. (2014) Agricultural land management in rain-fed rice field using energy crop rotation. King mongkut’s university of technology thonburi:ม.ป.ท.Nittaya Cha-un และ Sirintornthep Towprayoon. 2014. Agricultural land management in rain-fed rice field using energy crop rotation. ม.ป.ท.:King mongkut’s university of technology thonburi;Nittaya Cha-un และ Sirintornthep Towprayoon. Agricultural land management in rain-fed rice field using energy crop rotation. ม.ป.ท.:King mongkut’s university of technology thonburi, 2014. Print.