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Division Of Soils And Plant Nutrition Kyushu Agricultural Experiment Station Ministry Ofagriculture | 論文
- EFFECT OF LONG-TERM APPLICATION OF ORGANIC RESIDUES ON THE DISTRIBUTION OF ORGANIC MATTER AND NITROGEN IN SOME RICE SOIL PROFILES
- BACKGROUND LEVEL OF NITROUS OXIDE IN THE ATMOSPHERE IN RELATION TO FLUX FROM SOIL
- SOIL ORGANIC MATTER AND NITROGEN CONTENTS OF SAGA POLDER RICE FIELDS : CHANGES WITH DEPTH AND TIME