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小学校理科,社会科および生活科の学習指導要領における土の取り扱い方の変遷と小学校理科における土の学習内容の提案
A change in the number of times of the term "soil" appeared in the fields of science, social studies and living environments of the government guidelines for teaching at elementary school and a proposal of the contents suitable for teaching soils in the field of the science at elementary school
2011
Japanese Journal of Soil Science and Plant Nutrition
A change in the number of times of the term "soil" appeared in the fields of science, social studies and living environments of the government guidelines for teaching at elementary school and a proposal of the contents suitable for teaching soils in the field of the science at elementary school
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