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- [2] SWEET-POTATO GENOTYPE X ENVIRONMENT INTERACTIONS IN THE HIGHLANDS OF PAPUA-NEW-GUINEA TROPICAL AGRICULTURE, 1988, 65 (01): : 9 - 15
- [5] GROWTH ANALYSIS OF 4 SWEET-POTATO (IPOMOEA-BATATAS) CULTIVARS IN PAPUA-NEW-GUINEA TROPICAL AGRICULTURE, 1984, 61 (03): : 177 - 181
- [7] INVESTIGATION OF COMPOST X FERTILIZER INTERACTIONS IN SWEET-POTATO GROWN ON VOLCANIC ASH SOILS IN THE HIGHLANDS OF PAPUA-NEW-GUINEA TROPICAL AGRICULTURE, 1990, 67 (03): : 239 - 242
- [8] Improving Sweet Potato Marketing in the Papua New Guinea Highlands PROCEEDINGS OF THE SECOND INTERNATIONAL SYMPOSIUM ON IMPROVING THE PERFORMANCE OF SUPPLY CHAINS IN THE TRANSITIONAL ECONOMIES, 2008, (794): : 55 - +