不同肥料、施肥水平及施用方法对玉米产量及经济效益的影响
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S513.06

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国家科技支撑计划十二五国家粮食丰产科技工程项目(2011BAD16B13)


Effect of Different Fertilizers and Fertilizer Levels and Fertilizing Methods on Yield and Economic Benefit of Maize
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    摘要:

    本文研究了不同肥料、施肥水平及施用方法对玉米产量及经济效益的影响,结果表明:CK2-40处理(二次追肥40 kg/667 m2)的产量最高,A-40处理(沃夫特控释肥40 kg/667 m2)产量次之;从纯收益角度来分析,A-40处理(沃夫特控释肥40 kg/667 m2)纯收益最高,CK2-40处理(二次追肥40 kg/667 m2)次之。除CK2(二次追肥)产量和纯收益随施肥量的增加而增加外,施用A、B、C 3种控释肥、CK1(一次追肥)产量和纯收益均随施肥量的增加先增后降。说明并非所有的施肥量与产量和纯收益均呈正比关系。因此,应在生产过程中选择最佳的肥料种类、施肥量及施肥方法,以减少土壤环境污染。根据本试验研究结果,建议使用A-40(沃夫特控释肥40kg/667 m2),并作为底肥一次性施入。

    Abstract:

    The effect of different fertilizers, fertilizer levels and fertilizing methods on yield and economic benefit of maize was studied in the paper. The results showed that CK2-40 treatment(two times dressing of 40 kg/667 m2 ) has the highest yield, followed by A-40 treatment(Wofute release fertilizer 40 kg/667m2 ). Analysis on economic benefit showed that A-40 treatment has the highest income, followed by CK2-40treatment. The yield and net income of CK2(two times dressing) increased with increase of amount of fertilizer.As the amount of fertilizer increased, yield and net income of A, B, C and CK1 increased at first, and then decreased. This indicated that yield and economic benefit of maize was not directly proportional to amount of fertilizer. Thus, optimal types and amount of fertilizer and fertilizing method should be selected in maize production. According to the experimental results, we recommend that the A-40(Wofute release fertilizer at 40kg/667 m2 ) be used as base fertilizer and applied in one time.

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张丽妍,孟繁盛,李艳国,郑伟,边丽梅,郝春雷,董喆,张昊.不同肥料、施肥水平及施用方法对玉米产量及经济效益的影响[J].东北农业科学,2014,39(3):27-30.

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  • 收稿日期:2013-10-14
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  • 在线发布日期: 2024-12-06
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