Soil fertility in sweetpotato-based cropping systems in the Highlands of Papua New Guinea /
Soil fertility in sweetpotato-based cropping systems in the Highlands of Papua New Guinea /
edited by Gunnar Kirchhof.
- Canberra : ACIAR, 2009.
- 126 p. : ill., col. maps ; 24 cm.
- ACIAR Technical reports ; no. 71 .
Includes bibliographies.
9781921531804
Soil fertility--Papua New Guinea.
Sweet potatoes--Papua New Guinea.
Cropping systems--Papua New Guinea.
Includes bibliographies.
9781921531804
Soil fertility--Papua New Guinea.
Sweet potatoes--Papua New Guinea.
Cropping systems--Papua New Guinea.