Agroforestry farming systems in Bulolo valley, Morobe Province, Papua New Guinea /
Sonoling, Vida.
Agroforestry farming systems in Bulolo valley, Morobe Province, Papua New Guinea / Vida Sonoling. - Honolulu : Environment and Policy Institute, East-West Centre, 1988. - 44 p. : ill., maps, tables.
Agricultural systems--Papua New Guinea
Forests and forestry--Papua New Guinea
Agroforestry--Papua New Guinea
Agroforestry farming systems in Bulolo valley, Morobe Province, Papua New Guinea / Vida Sonoling. - Honolulu : Environment and Policy Institute, East-West Centre, 1988. - 44 p. : ill., maps, tables.
Agricultural systems--Papua New Guinea
Forests and forestry--Papua New Guinea
Agroforestry--Papua New Guinea