营养保健型紫皮紫肉马铃薯紫罗兰的品种选育

Breeding of New Variety Violets Potato as the Purple Skin Purple Sweet Potato with Nutrition and Health Breeding

紫皮紫肉马铃薯品种紫罗兰以A98S001为母本、以克新2号为父本杂交优选而成的杂交品种，是富含微量元素及花青素而具有天然保健作用的特用马铃薯品种，生育期90～120d，薯形长椭圆形，芽眼浅，表皮光滑。单薯重120～250g，最大单薯480g以上，商品率75％以上。株高60cm左右，主茎发达，茎秆颜色紫色，叶为复叶，叶色淡紫色，植株较抗早疫病及晚疫病。中晚熟品种。营养成份含量：淀粉含量（鲜基）含量10．30％；VC含量456．22mg／kg鲜薯；干物质含量17．52％，抗PVX及PVY病毒。亩产量1843．22kg／667m^2。

The purple skin purple sweet potato varieties of violets, with A98S001 as the female parent in hybrid cultivar Kexin 2 as male parent selection and become, is rich in trace elements and anthocyanin and with the role of natural health special potato varieties, growth stage of potato 90-120d, oblong, Yayan shallow, smooth skin. Single potato weight more than 120 250g, the largest single potato 480g, com- modity rate of more than 750//oo. About 60cm in plant height, main stem developed, purple leaf stem col- or, leaf, leaf lilac, plants with resistance to early blight and late blight. In late maturing varieties. The starch content of nutrient composition content （fresh medium） was 10. 30%; the content of VC 456.22mg/kg fresh tuber dry matter content; 17.52%, anti PVX and anti PVY virus. The per mu yield of 1843.22kg/667m^2.