| 土壤供氮能力研究方法进展 |
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| 引用本文： | 闫德智,王德建. 土壤供氮能力研究方法进展[J]. 土壤, 2005, 37(1): 20-24 |
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| 作者姓名： | 闫德智 王德建 |
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| 作者单位： | 中国科学院南京土壤研究所,南京,210008 |
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| 基金项目： | 国家重点基础研究发展规划项目(G1999011802)，中科院知识创新工程项目(KZCX2-413-6)资助。 |
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| 摘 要： | 根据土壤供 N 能力确定合理施肥量,是保证作物高产、提高 N 肥利用率、减少环境污染的基本途径。本文综述了土壤供 N 能力研究中常用的植物吸收法、室内矿化培养法、化学方法、田间原位测定法、总矿化 N 测定和土壤 N 矿化模型等方法,以期为选择合适的土壤供 N 能力研究方法提供依据。
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| 关 键 词： | 供氮能力 矿化 测定方法 |
METHODS FOR STUDYING SOIL NITROGEN SUPPLY CAPACITY |
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| YAN De-zhi and WANG De-jian. METHODS FOR STUDYING SOIL NITROGEN SUPPLY CAPACITY[J]. Soils, 2005, 37(1): 20-24 |
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| Authors: | YAN De-zhi and WANG De-jian |
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| Affiliation: | Institute of Soil Science, Chinese Academy of Sciences, Nanjing 210008 and Institute of Soil Science, Chinese Academy of Sciences, Nanjing 210008 |
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| Abstract: | The methods that are commonly used in studying nitrogen supply capacity, including chemical methods, field measurements, measurement of gross mineralization, etc. are systematically summarized in the hope that the work may provide a useful basis for the study on soil N supply capacity. |
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| Keywords: | Soil nitrogen supply capacity Mineralization Ayalysis method |
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