WANG Ze-yin.Effect of Different Ratio Controlled Release Urea on Rice[J].HEILONGJIANG AGRICULTURAL SCIENCES,2008,(05):63-64.[doi:10.11942/j.issn1002-2767.2008.05.0063]
不同配比控释尿素对水稻的影响
- Title:
- Effect of Different Ratio Controlled Release Urea on Rice
- 文章编号:
- 1002-2767(2008)05-0063-02
- Keywords:
- rice ; co ntro lled release urea ; urea ; y ield ; nitrog en fe rtilizer utilizatio n
- 分类号:
- S511 .062
- 文献标志码:
- A
- 摘要:
- 控释氮肥作为一种新型肥料近年来影响不断扩大, 但控释氮肥在黑龙江省水稻生产上的应用研究尚无报道。在黑龙江省中部黑土区对控释肥在水稻生产上的应用效果进行了研究, 结果表明:控释尿素与普通尿素搭配施用, 与等养分普通尿素比较, 可使水稻增产7 .3 %~ 15 .7 %, 提高氮肥利用率17 .7 %~ 25.5%。搭配比例以控释尿素占总氮量的30%~ 50%为好。
- Abstract:
- The effect of contro lled release urea was e xtended ceaselessly now .But there’ s no repo rt about it appliedon rice-pro ductio n in Heilongjiang pro vince .The ex pe riment of applicatio n effect o n rice-pro ductio n of contr olledrelease urea w as car ried o ut in black soil a rea in the middle o f H eilongjiang province .The r esults showed that matingw ith urea reasonably could increa se the rice yield appa rently , the range of increasing wa s 7.3%~ 15.7 %.Andcould increase the nitrog en fe rtilizer utilizatio n, the range of increasing was 17.7 % ~ 25.5 %.The best ratio ofcontro lled re lease ur ea was 30 %~ 50 % in to tal nitro gen fer tilizer applied.
参考文献/References:
[ 1] 谢建昌.世界的粮食与肥料问题[ J] .土壤学进展, 1994 , 23(3):1-9 .
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备注/Memo
作者简介:王泽胤(1981-), 男, 研究实习员, 黑龙江省肇州县人,学士, 从事农业管理方面的研究。E-mai l:nkybgs @sohu .com 。