可吸態燐酸定量法としての弗化アンモニヤ浸出法の吟味
Critical Study of the NH_4F-Extraction Method for Estimating the Amount of Available Phosphorus in Soils

Keizaburo KAWAGUCHI, Hiroshi FUKUTANI
1954 Japanese Journal of Soil Science and Plant Nutrition  
doi:10.20710/dojo.25.3_107 fatcat:dmcjbnd35ngw5if2gaghtxmktq