Introduction Test Of Multiple Grape Varieties In Yangling

Grape is one of the “four great fruit trees” in the world.It is also the important cultivation kind of fruit tree in China.Shaanxi province is an important grape production in China,and in which GuanZhong area is the main production areas of grapes.Yangling is the agricultural high-tech industry demonstration zone in our country.At present,the region's main fresh varieties are nuclear “Hutai 8 hao” and seedless “Summer Black”.They are loved by consumers with good quality,but there are problems such as lack of multiple varieties,relatively concentrated mature period and short delivery period.This research take two seedless varieties of “Flame Seedless” and “Thompsons Seedless” and 9 nuclear varieties of “Zuijinxiang”,“Yatomi Rosa”,“Victoria”,“Tianyuanqi”,“Jinshouzhi”,“Jumeigui”,“Manicure Finger”,“Moldova” and “Wink” as experimental material,by means of investigate in growth characteristics,fruit character and high comprehensive properties in one year,in order to select suitable cultivated varieties for the region.The main results and advice are as follows: 1,Seedless grape varieties “Flame Seedless” are crisp and sweet with big fruit and high output,which probably listed at the same time with “Summer Black”,If “Flame Seedless” need to be introduced,we must adjust their production period and the variety collocation.Seedless grape varieties “Thompsons Seedless” are bright in color,having big compact and crisp fruit,with high yield,high sugar content and good quality.Their listing period is different from that of “Summer Black”,.They can be popularized in Yangling.2,The fruit color of nuclear grapes “Zuijinxiang”,“Victoria” and “Jinshouzhi” are almost the same.“Zuijinxiang” have the highest soluble solids content and earlier listed time;“Victoria” have the highest yield with moderate sweet and sour;“Jinshouzhi” and "Victoria” have close listing period.“Jinshouzhi” have a certain value of goods for a unique appearance.So,“Zuijinxiang” can be popularized in Yangling,but when introduce of “Zuijinxiang”,we must strengthen management to improve the production,by which can we increase revenue;“Jinshouzhi” can be used as ornamental varieties cultivated in Yangling area.3,The fruit color of “Yatomi Rosa”,“Tianyuanqi”,“Jumeigui”,“Wink” and “Hutai 8 hao” are purple to dark purple.“Yatomi Rosa” have the earliest mature period,followed by “Tianyuanqi”,“Hutai 8 hao” and “Jumeigui”.“Wink” have the latest mature period.“Yatomi Rosa”,whose solid acid ratio are higher than “Hutai 8 hao”,can be popularized in Yangling.The comprehensive quality of “Tianyuanqi” is higher than “Hutai 8 hao”.Their fruit is hard,excellent characteristics of Europe and the United States hybrids.They are suitable for cultivation in Yangling region with prospects for development;Although “Jumeigui” have lower yield than “Hutai 8 hao”,“Yatomi Rosa” and “Tianyuanqi”,but they have unique flavor with the rose fragrant.Their fruit are soft,not suitable for storage and transportation.So hardness can be improved by introduction and processing the fruit in Yangling region;“Wink” have the latest mature period and larger fruit grain and higher yield,can be popularized in Yangling region.4,“Moldova”,highly resistant to downy mildew,are prolific,late-ripening,and beautiful.They can not only be promoted and cultivated in the field,but also suitable for used as sightseeing cultivation and corridor cultivation;The color of “Manicure Finger” is unique.Their apex parts are purple,but the rest are transparent gold.“Manicure Finger” can be used as ornamental varieties cultivated in Yangling area.