不同氮肥类型和氮素水平对直播晚稻嘉58产量和经济效益的影响
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摘要
研究缓释肥、常规施肥、水稻配方肥3种肥料类型以及不同氮素水平的缓释肥对水稻嘉58产量、构成因素和经济效益的影响。结果表明,等氮量条件下,不同氮肥类型水稻产量表现为缓释肥>配方肥>常规施肥;不同氮素水平的缓释肥,水稻产量表现为667 m~2施21 kg>15 kg>18 kg;相同氮素水平水稻产量表现为一基三追优于一基一追;不同施肥处理对水稻种植效益以缓释肥一基一追效益最高,667 m~2可达199.9元。
引文
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[3]王颖,姜娟,刘顺国,等.缓释肥料对水稻产量和养分吸收的影响[J].安徽农业科学,2017,45(3):123-126.
[4]凌启鸿.水稻精确定量栽培理论与技术[M].北京:中国农业出版社,2007.
[5]魏海燕,李宏亮,程金秋,等.缓释肥类型与运筹对不同穗型水稻产量的影响[J].作物学报,2017,43(5):730-740.
[6]樊小林,刘芳,廖照源,等.我国控释肥料研究的现状和展望[J].植物营养与肥料学报,2009,15(2):463-473.
[7]徐明岗,孙小凤,邹长明,等.稻田控释氮肥的施用效果与合理施用技术[J].植物营养与肥料学报,2005,11(4):487-493.
[8]JI X H,ZHENG S X,LU Y H,et al.Study of dynamics of floodwater nitrogen and regulation of its runoff loss in paddy field-based two-cropping rice with urea and controlled release nitrogen fertilizer application[J].Agricultural Sciences in China,2007,6(2):189-199.
[9]聂军,肖剑,戴平安,等.控释氮肥对水稻氮代谢关键酶活性及糙米蛋白质含量的影响[J].湖南农业大学学报(自然科学版),2003,29(4):318-321.
[10]YANG Y,ZHANG M,LI Y C,et al.Controlled release urea improved nitrogen use efficiency,activities of leaf enzymes,and rice yield[J].Soil Science Society of America Journal,2012,76(6):2307-2317.
[11]TANG S,YANG S,CHEN J,et al.Studies on the mechanism of single basal application of controlled-release fertilizers for increasing yield of rice Oryza sativa L.[J].中国农业科学(英文版),2007,6(5):586-596.
[12]李玥,李应洪,赵建红,等.缓控释氮肥对机插稻氮素利用特征及产量的影响[J].浙江大学学报(农业与生命科学版),2015,41(6):673-684.
[13]JI Y,LIU G,MA J,et al.Effect of controlled-release fertilizer on mitigation of N2O emission from paddy field in South China:a multi-year field observation[J].Plant&Soil,2013,371(1/2):473-486.
[14]WANG B,LI Y,WAN Y,et al.Modifying nitrogen fertilizer practices can reduce greenhouse gas emissions from a Chinese double rice cropping system[J].Agriculture Ecosystems&Environment,2016,215:100-109.
[15]YANG J I,GANG L,JING M A,et al.Effects of urea and controlled release urea fertilizers on methane emission from paddy fields:a multi-year field study[J].Pedosphere,2014,24(5):662-673.
[16]王宏庭,金继运.农业养分资源精准管理研究进展[J].山西农业科学,2005,33(1):68-72.