TY  - BOOK
AU  - 	Kirchhof, Gunnar.
ED  - 	Australian Centre for International Agricultural Research.
TI  - Soil fertility in sweetpotato-based cropping systems in the highlands of Papua New Guinea
SN  - 	9781921531804 (Pbk.)
AV  - S667.S93 S64 2009
PY  - 2009///
CY  - 	Canberra
PB  -  Australian Centre for International Agricultural Research, 
KW  - 	Soil fertility
KW  - Papua New Guinea
KW  - 	Soil management
KW  - 	Cropping systems
KW  - 	Sweet potatoes
N1  - Includes bibliographical references
ER  -