甘蓝型杂黄籽优质杂交油菜品种嘉油占是以黄籽双低隐性核不育两系不育系8187A与双低恢复系8274R配制的双低杂交组合,表现杂种优势强,丰产性突出,产量高,含油量较高,中早熟,抗倒,病毒病和菌核病抗病能力与对照德油6号相当.在2009-2011年四川省油菜新品种区域试验中,17个试点平均产量181.43 kg/667m2,比对照德油6号显著增产(4.85％)；在2010- 2011年度6点生产试验中平均产量171 kg/667m2,比对照增产3.32％；种子含油量(干基)40.75％,种子芥酸含量0.45％,硫甙含量31.62 μmol/g饼.于2011年11月通过四川省农作物品种审定委员会审定(川审油2011007),适宜在四川省平坝及丘陵地区种植.%Jiayouzhan, a new hybrid variety of yellow-seeded B. napus, is a dual low cross hybrid by CMS line 8187A and a dual low restorer line of yellow-seeded recessive GMS line 8274R. It showed strong heterosis, such as high yield, high oil content, early-maturing, lodging resistance, and resistance to virus diseases and sclerotinia sclerotiorum was the same as the the control Deyu 6. Average yield in 17 regional test areas for new rapeseed varieties in Sichuan was 181. 43 kg/667m2 , which was increased by 4.85% compared with Deyu 6 from 2009 to 2011. Average yield in six regional test areas was 171 kg/667m2, which was increased by 3. 32% compared with the control from 2010 to 2011. Its oil content was 40. 75% (dry basis) , erucic acid content was 0. 45% , and glucosinolate content was 31. 62 p.mol/g cake. Jiayouzhan was approved by Sichuan Provincial Crop Variety Approval Committee in November, 2011, and it was suitable for planting in flat land and hilly areas in Sichuan Province.
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