| 叶绿素计SPAD-502在水稻氮素营养诊断中的应用 |
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| 引用本文： | 张金恒,王 珂,王人潮. 叶绿素计SPAD-502在水稻氮素营养诊断中的应用[J]. 西北农林科技大学学报(自然科学版), 2003, 31(2): 177-180 |
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| 作者姓名： | 张金恒 王 珂 王人潮 |
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| 作者单位： | 浙江大学,农业遥感与信息技术应用研究所,浙江,杭州,310029 |
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| 基金项目： | 国家自然科学基金资助项目 (3 0 0 70 44 4) |
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| 摘 要： | 基于水稻氮素营养及氮肥诊断的意义 ,在比较了几种氮素营养诊断方法的利弊之后 ,重点阐述叶绿素计的工作原理和作为氮素营养诊断工具的优缺点以及研究进展。并对叶绿素计诊断水稻氮素营养可能的发展前景进行了阐述。
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| 关 键 词： | 叶绿素计SPAD 氮素 营养诊断 水稻 |
| 文章编号： | 1671-9387(2003)02-0177-04 |
| 收稿时间： | 2002-04-15 |
| 修稿时间： | 2002-04-15 |
Application of chlorophyll meter SPAD-502 in diagnosis of nitrogen status and nitrogenous fertilizer in rice |
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| ZHANG Jin heng,WANG Ke,WANG Ren chao. Application of chlorophyll meter SPAD-502 in diagnosis of nitrogen status and nitrogenous fertilizer in rice[J]. Journal of Northwest A&F University（Natural Science Edition）, 2003, 31(2): 177-180 |
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| Authors: | ZHANG Jin heng WANG Ke WANG Ren chao |
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| Affiliation: | (Institute of Agriculture Remote Sensing and Information System Application,Zhejiang University,Hangzhou,Zhejiang 310029,China) |
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| Abstract: | Basing on the significance of diagnosis of nitrogen status and nitrogenous fertilizer in rice,the article compares the advantages and disadvantages of those measures,which are used to diagnose the nitrogen status and nitrogenous fertilizer in rice,and pays attention to expatiate the measuring principle,characteristic and methods of the chlorophyll meter SPAD 502.And the development of the study using the chlorophyll meter SPAD 502 is introduced in this article.Finally,the author gives some suggestion about how to diagnose nitrogen status and nitrogenous fertilizer in rice using the chlorophyll meter SPAD 502. |
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| Keywords: | chlorophyll meter nitrogen diagnosis of nutrition rice |
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