Book Description

Sweetpotato in highland agricultural systems of Papua New Guinea; Sweetpotato agronomy in Papua New Guinea; Sweetpotato cultivation on composted mounds in the highlands of Papua New Guinea; Genetics and disease as factors in the yield decline of sweetpotato in the Papua New Guinea highlands; Soil management in the northern Guinea savana of Nigeria; Overview of soil conservation technologies and their perception by farmers in Nigeria; Changing tillage management practices and their impact on soil structural properties in north-western New South Wales, Australia; Survey methodology to assess socioeconomic and biophysical constraints - lessons learnt in the highlands of Papua New Guinea; Statistical methods for a soil fertility management survey analysis in Papua new Guinea; An analysis of village garden management in the Papua New Guinea highlands; Biophysical constraints of sweetpotato-based cropping systems in the Papua New Guinea highlands; An evaluation of nutritional constraints on sweetpotato production in the Papua New Guinea highlands using the Diagnosis and Recommendation Integrated Sysstem (DRIS); Future potential of crops other than sweetpotato in the Papua New Guinea highlands.