Onwueme, Inno C. The kava crop and its potential / by Inno C. Onwueme & Minas K. Papademetriou. - Bangkok : FAO Regional Office for Asia & the Pacific, 1997. - iii, 46 p. - RAP publication ; 1997/12 . Subjects--Topical Terms: Kava plant.Piper (Genus).Cash crops.