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Studies on the effect of humic acid on availability of phosphorus |
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| Authors: | Azuma Okuda Shiro Hori |
| Institution: | Facility of Agriculture , Kyoto University , Japan |
| Abstract: | It is believed that some organic compounds form complexes with iron and aluminum and prevent the fixation of phosphate applied to soils. |
| Keywords: | β-subunit accumulation nitrogen deficiency seed storage protein soybean |