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Principal soil types (Great soil groups) in Japan
Authors:Yutaka Kamoshita
Institution:Section Soils and Fertilizers , National Institute of Agricultural Sciences , Tokyo , Japan
Abstract:Classified into three types, zonal, intra-zonal, and azonal, Japanese soil type may be explained as follows (see “General map of principal soil types”).
Keywords:aggregate stability  artificial aggregates  critical crusting point  critical slaking point  initial moisture conditions
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