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Section of Soils and Fertilizers, National Institute of Agricultural Sciences | 論文
- THE RELATIONSHIP OF READILY DECOMPOSABLE ORGANIC MATTEI OF THE PADDY SOIL TO ITS COLLOIDAL COMPLEXES
- REACTION BETWEEN SUPERPHOSPHATE AND SERPENTINE : (PART 2) EFFECTS OF CALCINATION OF SERPENTINE AND CURING UNDER HEATING ON CONVERSION TO AVAILABLE MAGNESIUM
- RECTION BETWEEN SUPERPHOSPHATE AND SERPENTINE (PART 1) : EFFECTS OF WATER AND FREE PHOSPHORIC ACID ON CONVERSION TO AVAILABLE MAGNESIUM
- STUDIES ON THE ORGANO-MINERAL COLLOIDAL COMPLEXES OF PADDY SOIL II. : Clay Minerals Contained in Gl Colloidal Complexes of the Degraded Paddy Soil
- STUDIES ON THE ORGANO-MINERAL COLLOIDAL COMPLEXES OF PADDY SOIL(PART 2) : HUMUS CONTAINED IN G_1 OF THE DEGRADED PADDY SOIL
- ON THE SEMI-MICRO DETERMINATION OF TOTAL NITROGEN : (PART 4) THE DECISION OF NUMBER OF SAMPLES IN RICE EXPERIMENT FIELDS
- PHOTOMETRIC SOIL COLOR DETERMINETION
- A NEW RAPID AND ACCURATE METHOD FOR THE DETERMINATION OF CARBON IN SOILS
- DETERMINATION OF FREE PHOSPHORIC ACID IN SUPERPHOSPHATE