全部 标题 作者
关键词 摘要

OALib Journal期刊
ISSN: 2333-9721
费用:99美元

查看量下载量

相关文章

更多...
核农学报  2011 

包膜尿素对夏玉米产量、吸氮量和氮分配的影响

, PP. 802-806

Keywords: 15N肥料,玉米,产量,氮肥利用率,包膜尿素

Full-Text   Cite this paper   Add to My Lib

Abstract:

以施氮量调控氮代谢,提高氮肥利用率为目标,利用15N研究了包膜尿素(CU100、150和225kg/hm2)和普通尿素(150和225kg/hm2)对夏玉米产量、生物量、氮肥利用率以及各器官氮分配的影响。结果表明包膜尿素比普通尿素显著增加玉米从肥料中的吸氮量,显著增加地上部生物量;15N包膜尿素肥料利用率(15NUE,nitrogenuseefficiency)显著高于普通尿素;15N包膜尿素在玉米器官的分配与普通尿素有差异,前者从肥料中吸氮量为籽粒>叶片>秸秆>玉米芯>苞叶,而后者为籽粒>秸秆>叶片>玉米芯>苞叶;非标记时,2种肥料在玉米器官的分配顺序相同,都为籽粒>叶片>秸秆>玉米芯>苞叶。玉米地上部吸氮量、籽粒氮收获指数和籽粒产量没有因不同氮肥形态和施氮量而产生显著变化,这可能是前茬冬小麦季节温度低,冬小麦吸氮少,收获后残留土壤的NO3-N含量高,所以夏玉米吸氮量主要受自身生长势或生长速率控制,受肥料种类和施氮量的影响较小。

References

[1]  易镇邪,王 璞,申丽霞,张红芳,刘 明,戴明宏.不同类型氮肥对夏玉米氮素累积、转运与氮肥利用的影响
[2]  易镇邪,王 璞,陈平平,屠乃美. 氮肥类型对夏玉米氮素吸收和利用的影响
[3]  [M]. Japan International Research Center for Agricultural Sciences, Tsukuba, Japan, 2010, 65: 19-26
[4]  Fan X, Li F, Liu F, Kumar D. Fertilization with a new type of coated urea: Evaluation for nitrogen efficiency and yield in winter wheat
[5]  Cahill S, Osmond D, Crozier C, Israel D and Weisz R. Winter wheat and maize response to urea ammonium nitrate and a new urea formaldehyde polymer fertilizer
[6]  何 萍,金继运. 玉米高产施肥营养生理研究进展
[7]  刘弋菊,孔箐锌,苏胜宝.玉米氮素代谢机制的研究进展
[8]  [J]. 玉米科学, 2009, 17: 135-138
[9]  王俊忠,黄高宝,张超男,杨亚军,赵会杰,朱晓燕,马培芳.施氮量对不同肥力水平下夏玉米碳氮代谢及氮素利用率的影响
[10]  [J]. Pedosphere, 2007, 17(l): 52-61
[11]  潘家荣, 巨晓棠, 刘学军, 陈新平, 张福锁, 毛达如. 水氮优化条件下华北平原冬小麦-夏玉米轮作中化肥氮的去向
[12]  [J]. 核农学报,2009, 23(2):334-340
[13]  Berenguer P, Santiveri F, Boixadera J, Lioveras J. Nitrogen fertilization of irrigated maize under Mediterranean conditions
[14]  Peng Y F, Niu J F, Peng Z P, Zhang F S, Li C J. Shoot growth potential drives N uptake in maize plants and correlates with root growth in soil
[15]  [J]. Field Crops Res, 2010, 115: 85-93
[16]  [J]. 植物营养与肥料学报,2006,12(5): 622-627
[17]  Shoji S, Delgado J, Mosier A, Miura Y. Use of controlled release fertilizers and nitrification inhibitors to increase nitrogen use efficiency and to conserve air and water quality
[18]  [J]. Comm Soil Sci Plant Anal, 2001, 32: 1051-1070
[19]  [J]. Plant Nutr, 2004, 27: 853-865
[20]  [J]. Agron J, 2007, 99: 1645-1653
[21]  [J]. 玉米科学, 1998, 6: 72-76
[22]  [J].生态学报, 2009, 29(4): 2045-2052
[23]  Ju X T, Liu X J, Pan J R and ZhangF S. Fate of 15N labeled urea under a winter wheat-summer maize rotation on the North China Plain
[24]  [J]. Europ J Agronomy, 2009, 30: 163-171
[25]  赵营,同延安, 赵护兵. 不同供氮水平对夏玉米养分累积、转运及产量的影响
[26]  [J]. 作物学报,2006,5: 772-778
[27]  [J]. 植物营养与肥料学报, 2008, 14(3): 472-478
[28]  Zhang S X, Hosen Y, Yagi K, Zhang Z S. N balance affected by different release rates and application rates of N fertilizer in a Lysimeter system. In Hosen, Y.(ed) Evaluation and development of methods for sustainable agriculture and environmental conservation in China
[29]  Chen D L, Freney J R, Rochester I, Constable G A, Moiser A R and Chalk P M. Evaluation of a polyolefin coated urea (Meister) as a fertilizer for irrigated cotton
[30]  [J]. Nutr Cycl Agroecosyst, 2008, 81: 245-254

Full-Text

Contact Us

service@oalib.com

QQ:3279437679

WhatsApp +8615387084133