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播期和耕作方法对直播晚稻产量的影响
引用本文:吴院,吴洁远. 播期和耕作方法对直播晚稻产量的影响[J]. 广西农业科学, 2006, 37(3): 241-242
作者姓名:吴院  吴洁远
作者单位:合浦县农业技术推广站,广西合浦,536100
摘    要:通过试验比较不同播期与耕作方法对晚稻产量的影响,以筛选出最佳播期和耕作方法。结果表明:7月20日播种的免耕直播晚稻产量和经济效益均较高,比同播期常耕直播稻增产稻谷125.1kg/hm2,增加产值175.5元/hm2,合计节本增收715.5元/hm2。

关 键 词:直播  播期  免耕  常耕  试验
文章编号:1002-8161(2006)03-0241-02
收稿时间:2005-12-05
修稿时间:2005-12-05

Effects of date of sowing and cultivation method on the yield of direct-seeding late rice
WU Yuan,WU Jie-yuan. Effects of date of sowing and cultivation method on the yield of direct-seeding late rice[J]. Guangxi Agricultural Sciences, 2006, 37(3): 241-242
Authors:WU Yuan  WU Jie-yuan
Affiliation:Agricultural Technique Service Station of Hepu County, Hepu, Guangxi 536100
Abstract:In order to select the optimum date of sowing and cultivation method,the effect of different date of sowing and cultivation methods on the yield of late rice was compared in the experiment.The results showed that the yield and economic benefit of direct-seeding late rice with no-tillage were higher seeded on 20 July,the yield was increased by 125.1kg/hm~2 as compared with conventional tillage direct-seeding rice in the same date of sowing and the production value was raised by 175.5 RMB yuan/hm~2,meanwhile,the production cost was reduced by 715.5 RMB yuan/hm~2.
Keywords:direct-seeding  date of sowing  no-tillage  conventional tillage  experiment  
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