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b h janssen

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SoilsSoil fertility in the Great Konya Basin, TurkeyB. H. Janssen

Soil fertility in the Great Konya Basin, Turkey

B. H. Janssen · Pudoc

126 sayfa · 1971

Crops and soils / Fertilizers / Soil fertility / Soils

Soil managementMechanized annual cropping on low fertility acid soils in the humid tropicsB. H. Janssen

Mechanized annual cropping on low fertility acid soils in the humid tropics

B. H. Janssen · Wageningen Agricultural University

230 sayfa · 1990

Farm mechanization / Cropping systems / Soil fertility / Agriculture / Soil management