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Studies on the heavy clay soils in Hokkaido, 1. Some physical and chemical properties of the heavy clay soil at Komukai, province of Kitami.



Studies on the heavy clay soils in Hokkaido, 1. Some physical and chemical properties of the heavy clay soil at Komukai, province of Kitami.



Hokkaido nat. agric. Exp. Sta. Res. Bull, 65, 17-24



Data are presented for mechanical composition, specific gravity at different depths, SiO2/Al2O3 and SiO2/sesquioxide ratios, and hydrolytic and exchange acidity.

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