| 冀南地区棉田适宜氮肥用量研究 |
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| 引用本文： | 王树林,祁虹,林永增,王志忠,李智峰.冀南地区棉田适宜氮肥用量研究[J].河北农业科学,2011,15(1):47-49. |
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| 作者姓名： | 王树林 祁虹 林永增 王志忠 李智峰 |
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| 作者单位： | 河北省农林科学院棉花研究所,河北,石家庄,050051 |
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| 基金项目： | 农业部公益性行业科研专项，国家棉花产业技术创新体系项目 |
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| 摘 要： | 为明确冀南地区棉田适宜的氮肥用量,在威县东张庄村进行了2 a的定位试验,研究不同施氮量对棉花生长发育及产量的影响。结果表明：冀南地区棉田适宜施N量为225.0 kg/hm2,同时配合施用有机肥效果更佳。
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| 关 键 词： | 冀南地区 棉花 氮肥 施用量 生长发育 产量 |
Study on Optimum Nitrogen Amount in Cotton Field in South Hebei |
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| WANG Shu-lin,QI Hong,LIN Yong-zeng,WANG Zhi-zhong,LI Zhi-feng.Study on Optimum Nitrogen Amount in Cotton Field in South Hebei[J].Journal of Hebei Agricultural Sciences,2011,15(1):47-49. |
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| Authors: | WANG Shu-lin QI Hong LIN Yong-zeng WANG Zhi-zhong LI Zhi-feng |
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| Institution: | (Cotton Research Institute,Hebei Academy of Agriculture and Forestry Sciences,Shijiazhuang 050051,China) |
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| Abstract: | In order to clear the optimum nitrogen amount in cotton field in South Hebei,the effects of different nitrogen amounts on the growth and development and yield of cotton were studied in Wei County.The results indicated that the optimum nitrogen amount was 225.0 kg/hm2,and the effects were better by combining application of organic manure. |
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| Keywords: | South Hebei Cotton Nitrogen fertilizer Application amount Growth and development Yield |
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