Rochana Tangkoonboribun. 2006. Effects of organic and clay material amendments on sugarcane production in a degraded sandy soil of Northeast Thailand. , Khon Kaen University;
Rochana Tangkoonboribun. (2006) Effects of organic and clay material amendments on sugarcane production in a degraded sandy soil of Northeast Thailand . Khon Kaen University/Khon Kaen.
Rochana Tangkoonboribun. Effects of organic and clay material amendments on sugarcane production in a degraded sandy soil of Northeast Thailand. . Khon Kaen:Khon Kaen University, 2006.
Rochana Tangkoonboribun. (2006) Effects of organic and clay material amendments on sugarcane production in a degraded sandy soil of Northeast Thailand . Khon Kaen University/Khon Kaen.