| 直播水稻适宜播期研究 |
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| 引用本文： | 陈海涛,葛宏春.直播水稻适宜播期研究[J].现代农业科技,2010(4):65-66. |
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| 作者姓名： | 陈海涛 葛宏春 |
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| 作者单位： | 江苏省黄海农场十二分场,江苏响水,224624 |
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| 摘 要： | 以2个偏早熟粳稻品种盐粳311和盐粳56为材料,进行直播稻种植播期试验研究。结果表明:播期对水稻生育性状、产量形成及产量结果均有较大的影响。在当地栽培条件下,2个品种的适宜播期均为6月5～20日,安全齐穗的临界播期为6月25日。
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| 关 键 词： | 直播水稻 适宜播期 临界播期 |
Discussion on Optimized Sowing Date of Direct Seeding Rice |
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| Institution: | CHEN Hai-tao GE Hong-chun(The Twelfth Branch of Yellow Sea Farm in Jiangsu Province,Xiangshui Jiangsu 224624) |
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| Abstract: | In this paper,Yanjing 311 and Yanjing 56 which were partial early maturing japonica rice varieties were studied on sowing date under direct sowing cultivation as the test materials.The results showed that sowing date had a greater impact on growing characteristics,yield formation and yield of rice.Under local conditions,optimized sowing date of the two varieties was between June 5 and June 20,and critical sowing date was June 25. |
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| Keywords: | direct seeding rice optimized sowing date critical sowing date |
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