Humphreys, G. S.
The environment and soils of Chimbu Province, Papua New Guinea, with particular reference to soil erosion / G.S. Humphreys. - Port Moresby : Dept. of Primary Industry, 1984. - xii, 109p. : 3 maps. - Research report of the Simbu Land Use Project ; v. 2 . - Research bulletin / no. 35 . - Research bulletin (Papua New Guinea. Dept. of Primary Industry) ; no. 35 .
Soil erosion--Papua New Guinea--Simbu Province.
Ecology--Papua New Guinea--Simbu Province.
Soils--Papua New Guinea--Simbu Province.
The environment and soils of Chimbu Province, Papua New Guinea, with particular reference to soil erosion / G.S. Humphreys. - Port Moresby : Dept. of Primary Industry, 1984. - xii, 109p. : 3 maps. - Research report of the Simbu Land Use Project ; v. 2 . - Research bulletin / no. 35 . - Research bulletin (Papua New Guinea. Dept. of Primary Industry) ; no. 35 .
Soil erosion--Papua New Guinea--Simbu Province.
Ecology--Papua New Guinea--Simbu Province.
Soils--Papua New Guinea--Simbu Province.