优质稻粤晶丝苗2号田间肥效试验

2009年晚造在江门市礼乐街对优质稻"粤晶丝苗2号"开展氮磷钾的田间肥效试验,结果表明,在供试田块肥力水平较高的土壤条件下,氮是限制粤晶丝苗2号产量的主要因子,在合理施用氮肥的基础上,不施或少施钾肥能获得更高的经济效益。此外,通过肥料效应模型建立,求得每667m2的最佳施肥量为N9.9~10.18kg、P2O51.39kg、K2O0~1.68kg。...

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Published in:Guangdong nong ye ke xue Vol. 37; no. 9; pp. 103 - 105
Main Author: 李惠珠 郭金莲 陆英发 蔡志鑫 黄健超
Format: Journal Article
Language:Chinese
Published: 江门市农业科学研究所,广东,江门,529060 2010
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Abstract 2009年晚造在江门市礼乐街对优质稻"粤晶丝苗2号"开展氮磷钾的田间肥效试验,结果表明,在供试田块肥力水平较高的土壤条件下,氮是限制粤晶丝苗2号产量的主要因子,在合理施用氮肥的基础上,不施或少施钾肥能获得更高的经济效益。此外,通过肥料效应模型建立,求得每667m2的最佳施肥量为N9.9~10.18kg、P2O51.39kg、K2O0~1.68kg。
AbstractList 2009年晚造在江门市礼乐街对优质稻"粤晶丝苗2号"开展氮磷钾的田间肥效试验,结果表明,在供试田块肥力水平较高的土壤条件下,氮是限制粤晶丝苗2号产量的主要因子,在合理施用氮肥的基础上,不施或少施钾肥能获得更高的经济效益。此外,通过肥料效应模型建立,求得每667m2的最佳施肥量为N9.9~10.18kg、P2O51.39kg、K2O0~1.68kg。
S511; 2009年晚造在江门市礼乐街对优质稻"粤晶丝苗2号"开展氮磷钾的田间肥效试验.结果表明,在供试田块肥力水平较高的土壤条件下,氮是限制粤晶丝苗2号产量的主要因子,在合理施用氮肥的基础上,不施或少施钾肥能获得更高的经济效益.此外,通过肥料效应模型建立,求得每667 m2的最佳施肥量为N9.9~10.18 kg、P2O5 1.39 kg、K2O 0~1.68 kg.
Author 李惠珠 郭金莲 陆英发 蔡志鑫 黄健超
AuthorAffiliation 江门市农业科学研究所,广东江门529060
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S511; 2009年晚造在江门市礼乐街对优质稻"粤晶丝苗2号"开展氮磷钾的田间肥效试验.结果表明,在供试田块肥力水平较高的土壤条件下,氮是限制粤晶丝苗2号产量的主要因子,在合理施用氮肥的基础上,不施或少施钾肥能获得更高的经济效益.此外,通过肥料效应模型建立,求得每667 m2的最佳施肥量为N9.9~10.18...
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SubjectTerms 水稻
粤晶丝苗2号
肥料效应
Title 优质稻粤晶丝苗2号田间肥效试验
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