阳山县晚稻测土配方施肥肥效试验

阳山县晚稻“3414”田间肥效试验结果表明：试验点的基础地力产量占59．3％。61．4％；肥料的增产效应表现为氮肥〉磷肥〉钾肥，钾肥的经济效益较低，氮、磷肥的经济效益随施肥量的增加而递减；肥料利用率低，其中氮肥利用率为27．2％～34．4％、磷肥为2．8％～13．9％、钾肥为-6．8％～17．4％；适宜且最经济的施肥配方是每667m^2施用N10-12kg、P2O5 2．5-3kg、K2O 7-8kg。...

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Published inGuangdong nong ye ke xue no. 4; pp. 66 - 69
Main Author 唐申炎 陈育成 陈运灿 杨桂基 冯宪彪 廖永新 李宇苗 陈顺威
Format Journal Article
LanguageChinese
Published 阳山县农业技术推广中心,广东,阳山,513100 2009
Subjects
产量
水稻
测土配方施肥
经济效益
测土配方施肥
产量
水稻
经济效益
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ISSN1004-874X
DOI10.3969/j.issn.1004-874X.2009.04.021

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Abstract 阳山县晚稻“3414”田间肥效试验结果表明：试验点的基础地力产量占59．3％。61．4％；肥料的增产效应表现为氮肥〉磷肥〉钾肥，钾肥的经济效益较低，氮、磷肥的经济效益随施肥量的增加而递减；肥料利用率低，其中氮肥利用率为27．2％～34．4％、磷肥为2．8％～13．9％、钾肥为-6．8％～17．4％；适宜且最经济的施肥配方是每667m^2施用N10-12kg、P2O5 2．5-3kg、K2O 7-8kg。
AbstractList S511.062; 阳山县晚稻"3414"田间肥效试验结果表明:试验点的基础地力产量占59.3%～61.4%:肥料的增产效应表现为氮>磷肥>钾肥,钾肥的经济效益较低,氮、磷肥的经济效益随施肥量的增加而递减:肥料利用率低,其中氮肥利用牢为27.2%～34.4%、磷肥为2.8%～13.9%、钾肥为～6.8%～17.4%;适宜且最经济的施肥配方是每667 m2施用N 10～12 kg、P2O52.5～3 kg、K2O 7～8 kg.
阳山县晚稻“3414”田间肥效试验结果表明：试验点的基础地力产量占59．3％。61．4％；肥料的增产效应表现为氮肥〉磷肥〉钾肥，钾肥的经济效益较低，氮、磷肥的经济效益随施肥量的增加而递减；肥料利用率低，其中氮肥利用率为27．2％～34．4％、磷肥为2．8％～13．9％、钾肥为-6．8％～17．4％；适宜且最经济的施肥配方是每667m^2施用N10-12kg、P2O5 2．5-3kg、K2O 7-8kg。
Author 唐申炎 陈育成 陈运灿 杨桂基 冯宪彪 廖永新 李宇苗 陈顺威
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SubjectTerms 产量
水稻
测土配方施肥
经济效益
Title 阳山县晚稻测土配方施肥肥效试验
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