Pests, diseases and crop protection practices in the smallholder sweetpotato production system of the highlands of Papua New Guinea

by Geoff M. Gurr, Jian Liu, Anne C. Johnson, Deane N. Woruba, Gunnar Kirchhof, Ryosuke Fujinuma, William Sirabis, Yapo Jeffery, Ramakrishna Akkinapally
Published 2016-12-01