Research ArticleOpen accessIn the keywordsKEY FACTORS FOR IMPROVING TECHNICAL EFFICIENCY OF UPLAND RICE PRODUCTIONThanaporn Athipanyakul, Panusak Jitsaeng, Napa Pongkapan, Piansak PakdeeAmerican Journal of Applied Sciences, Vol. 11, Issue 2 · 24 Dec 2013 · 7,286 accessesView PDFCite