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1试种表现五丰优615是广东省农业科学院水稻研究所以五丰A/广恢615配组育成的感温型三系杂交稻组合,2012年通过广东省农作物品种审定委员会审定。汕头市濠江区2012年晚造试种,平均全生育期120d。有效穗250.8万/hm2,穗长22.9cm,每穗总粒数176.5粒,结实率90.0%,千粒重23.2g,实收产量8 520kg/hm2。该组合株型中集,分蘖力强,穗大粒多,田间抗性好,抗倒力强,后期熟
1 Trial performance Wufengyou 615 is a sensitive temperature type three-line hybrid rice combination developed by Institute of Rice Research, Guangdong Academy of Agricultural Sciences with the combination of Wufeng A / Guanghui 615. In 2012, it was approved by the Guangdong Crop Variety Approval Committee. Shantou City, Haojiang District, 2012 test varieties, the average full-term 120d. The effective spike is 250.8 thousand / hm2, the spike length is 22.9 cm, the number of total grains per spike is 176.5, the seed setting rate is 90.0%, the weight of thousand grains is 23.2 g and the actual yield is 8 520 kg / hm2. The combination of plant type set, tillering ability, spike large grain, field resistance, strong anti-down, late ripening