淹水对两种水稻土氧化层和还原层铁氧化物转化和磷吸附的影响
在实验室条件下对两种水稻土在为期6周的淹水过程中，其氧化层和还原层土壤中还原物质总量（TRS）、草酸盐可提取铁（Fe0)、连二亚硫酸钠-柠檬酸-碳酸氢钠可提取铁（FeDCB)和磷吸附的变化进行了研究。结果表明：淹水可急剧增加新鲜土样中的TRS、Fe0和土壤对磷的吸附，并且还原层土壤的TRS、Fe0和土壤对磷的吸附明显高于氧化层土壤。TRS、Fe0和磷吸附之间存在着极显著的相关关系，表明淹水过程中土壤Eh的下降、致使FeDCB向结晶度差的Fe0转化是导致土壤对磷吸附显著增加的主要原因。...
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| Veröffentlicht in: | Zhejiang daxue xue bao. Journal of Zhejiang University. Agriculture and life sciences. Nong ye yu sheng ming ke xue ban 2002, Vol.28 (5), p.485-491 |
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| container_title | Zhejiang daxue xue bao. Journal of Zhejiang University. Agriculture and life sciences. Nong ye yu sheng ming ke xue ban |
| container_volume | 28 |
| creator | 章永松 林咸永 |
| description | 在实验室条件下对两种水稻土在为期6周的淹水过程中，其氧化层和还原层土壤中还原物质总量（TRS）、草酸盐可提取铁（Fe0)、连二亚硫酸钠-柠檬酸-碳酸氢钠可提取铁（FeDCB)和磷吸附的变化进行了研究。结果表明：淹水可急剧增加新鲜土样中的TRS、Fe0和土壤对磷的吸附，并且还原层土壤的TRS、Fe0和土壤对磷的吸附明显高于氧化层土壤。TRS、Fe0和磷吸附之间存在着极显著的相关关系，表明淹水过程中土壤Eh的下降、致使FeDCB向结晶度差的Fe0转化是导致土壤对磷吸附显著增加的主要原因。 |
| doi_str_mv | 10.3321/j.issn:1008-9209.2002.05.005 |
| format | Article |
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Journal of Zhejiang University. Agriculture and life sciences. Nong ye yu sheng ming ke xue ban</jtitle></facets><delivery><delcategory>Remote Search Resource</delcategory><fulltext>fulltext</fulltext></delivery><addata><au>章永松 林咸永</au><format>journal</format><genre>article</genre><ristype>JOUR</ristype><atitle>淹水对两种水稻土氧化层和还原层铁氧化物转化和磷吸附的影响</atitle><jtitle>Zhejiang daxue xue bao. Journal of Zhejiang University. Agriculture and life sciences. Nong ye yu sheng ming ke xue ban</jtitle><addtitle>Journal of Zhejiang University(Agriculture & Life Sciences)</addtitle><date>2002</date><risdate>2002</risdate><volume>28</volume><issue>5</issue><spage>485</spage><epage>491</epage><pages>485-491</pages><issn>1008-9209</issn><abstract>在实验室条件下对两种水稻土在为期6周的淹水过程中，其氧化层和还原层土壤中还原物质总量（TRS）、草酸盐可提取铁（Fe0)、连二亚硫酸钠-柠檬酸-碳酸氢钠可提取铁（FeDCB)和磷吸附的变化进行了研究。结果表明：淹水可急剧增加新鲜土样中的TRS、Fe0和土壤对磷的吸附，并且还原层土壤的TRS、Fe0和土壤对磷的吸附明显高于氧化层土壤。TRS、Fe0和磷吸附之间存在着极显著的相关关系，表明淹水过程中土壤Eh的下降、致使FeDCB向结晶度差的Fe0转化是导致土壤对磷吸附显著增加的主要原因。</abstract><pub>浙江大学农业化学研究所,浙江,杭州,210029</pub><doi>10.3321/j.issn:1008-9209.2002.05.005</doi><tpages>7</tpages></addata></record> |
| fulltext | fulltext |
| identifier | ISSN: 1008-9209 |
| ispartof | Zhejiang daxue xue bao. Journal of Zhejiang University. Agriculture and life sciences. Nong ye yu sheng ming ke xue ban, 2002, Vol.28 (5), p.485-491 |
| issn | 1008-9209 |
| language | chi |
| recordid | cdi_wanfang_journals_zjdxxb_nyysm200205005 |
| source | EZB Electronic Journals Library |
| subjects | 土壤吸附 氧化层 水稻土 淹水 物质转化 磷吸附 还原层 铁氧化物 |
| title | 淹水对两种水稻土氧化层和还原层铁氧化物转化和磷吸附的影响 |
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