油用向日葵杂交种龙葵杂7号的选育及配套栽培技术

Breeding and Cultivation Techniques of Oil Sunflower Hybrid Longkuiza No.7

油用向日葵杂交种龙葵杂7号是以胞质雄性不育系97115为母本,同型恢复系ALBE为父本杂交育成,2010年3月通过黑龙江省农作物品种登记委员会登记推广。其生育日数104 d左右,需活动积温2 165℃,株高215.0 cm,茎粗2.7 cm,叶片数41片,花盘直径20.6 cm,籽实含油率42.83%。在黑龙江省生产试验中,籽实和油平均产量为3 345.0和1 432.6 kg.hm-2,分别比对照(龙葵杂3号)增产14.8%和25.0%。适于黑龙江省第二、三积温带种植,也适宜同积温的其它省、区种植。同时提出了龙葵杂7号的优质、高产栽培技术。

Longkuiza No.7 was bred by CMS ＂97115＂ as female parent and restoring line ＂ALBE＂ as male parent.It was registered and released by Crop Variety Approval Committee of Heilongjiang Province in March of 2010.The growth period was about 104 days,the activity accumulated temperature was about 2 165℃,The plant height was 215 cm and the stem diameter was 2.7 cm,leaves number was 41,the flower disc diameter was 20.6 cm,the oil content of kernel was 42.83%.Average yield of kernel and oil were 3 345.0 and 1 432.6 kg·hm-2,which 14.8% and 25.0% higher than those of the contrast Longshikui No.3,respectively.The variety was suitable to plant in the second and third accumulated temperature zone in Heilongjiang and equivalent areas of other provinces.Moreover,the high-quality,high-yield cultivation techniques of Longkuiza No.7 was put forward.