油用向日葵杂交种龙葵杂10号的选育及相关配套栽培技术

为促进向日葵产业发展,黑龙江省农业科学院经济作物研究所选育油用向日葵杂交种龙葵杂10号,于2016年5月通过黑龙江省农作物品种审定委员会审定,准予登记推广。杂交种母本为胞质雄性不育系"02102A",父本为恢复系"R5"。龙葵杂10号属中熟品种,生育日数为106d左右,需要10℃有效活动积温约为2 245℃。株高为168.1cm,茎粗为2.8cm,叶片数为29片,花盘直径为23.5cm,子实含油率为40.69%。在2015年黑龙江省生产试验中,子实、油平均产量为3 305.7kg·hm~(-2)和1 344.2kg·hm~(-2),分别较对照龙葵杂3号增产16.3%和18.2%。龙葵杂10号的适宜种植区为黑龙江省第一、第二、第三积温带的齐齐哈尔、大庆、绥化等市、县或其它省份相应地区。另外,还提出了龙葵杂10号的配套优质、高产栽培技术。

Breeding and Cultivating Techniques of Oil Type Sunflower Hybrid Longkuiza 10

In order to promote the development of the sunflower industry,Longkuiza 10 was bred by CMS "02102A" as female parent and restoring line "R5" as male parent,which was registered and released by Crop Variety Approval Committee of Heilongjiang province in May of 2016.The growth period of Longkuiza 10 was about 106 days,which need the activity accumulated temperature of 2 245 ℃.The plant height of Longkuiza 10 was 215 cm,the stem diameter was 2.8 cm,the leaves number was 29,the flower disc diameter was 23.5 cm,and the oil content of seed was 40.69%.In 2015 Heilongjiang productive trail,the average yield of seed and oil were 3 305.7 kg·hm.-2 and 1 344.2 kg·hm.-2,which were 16.3% and 18.2% higher than those of the contrast Longkuiza 3,respectively.Longkuiza 10 was suitable to plant in the first,second and third accumulated temperature zone in Heilongjiang and equivalent areas of other provinces.Moreover,the cultivating techniques of high quality and yield production of Longkuiza 10 were elaborated.