| 风沙土玉米钾肥适宜用量的研究 |
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| 引用本文： | 侯云鹏,尹彩侠,杨建,谢佳贵,张国辉,张宽,王秀芳. 风沙土玉米钾肥适宜用量的研究[J]. 吉林农业科学, 2008, 33(6) |
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| 作者姓名： | 侯云鹏 尹彩侠 杨建 谢佳贵 张国辉 张宽 王秀芳 |
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| 作者单位： | 吉林省农业科学院农业环境与资源研究中心,长春,130033;吉林省农业科学院农业环境与资源研究中心,长春,130033;吉林省农业科学院农业环境与资源研究中心,长春,130033;吉林省农业科学院农业环境与资源研究中心,长春,130033;吉林省农业科学院农业环境与资源研究中心,长春,130033;吉林省农业科学院农业环境与资源研究中心,长春,130033;吉林省农业科学院农业环境与资源研究中心,长春,130033 |
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| 摘 要： | 田间试验结果表明:在吉林省西部风沙土上,施用钾肥对玉米有明显的增产效果。施用K2O 75kg/hm2,相对增产值为23.6%,化肥利用率达31.7%,千粒重和穗粒数最高,为最佳用量。
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| 关 键 词： | 风沙土 钾肥 适宜用量 |
Studies on Optimum Amount of Potassium in Aeolian Sandy Soil Grown Maize |
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| HOU Yun-peng,YIN Cai-xia,YANG Jian,XIE Jia-gui,ZHANG Guo-hui,ZHANG Kuan,WANG Xiu-fang. Studies on Optimum Amount of Potassium in Aeolian Sandy Soil Grown Maize[J]. Journal of Jilin Agricultural Sciences, 2008, 33(6) |
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| Authors: | HOU Yun-peng YIN Cai-xia YANG Jian XIE Jia-gui ZHANG Guo-hui ZHANG Kuan WANG Xiu-fang |
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| Affiliation: | HOU Yun-peng,YIN Cai-xia,YANG Jian,XIE Jia-gui,ZHANG Guo-hui,ZHANG Kuan,WANG Xiu-fang(Center of Agricultural Environment , Resources Research,Academy of Agricultural Sciences of Jillin Province,Changchun 130033,China) |
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| Abstract: | The experiment results showed that application of potassium fertilizer significantly increased maize yield on aeolian sandy soil in west Jilin province.Application of 75 kg/hm2 K2O was the optimal amount,and relative increasing-yield value was 23.6%,fertilizer utilization rate was 31.7%,1000-grain weight and grains number of per ear was the highest in all treatments. |
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| Keywords: | Aeolian sandy soil Potassium fertilizer Optimum application amount |
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