New red grape cultivar 'Sunny Dolce'
2014
Tezuka, T. (Yamanashi Fruit Tree Experiment Station, Yamanashi-shi (Japan)) | Miyake, M. | Udo, Y. | Ueno, T. | Kondo, M. | Saito, N. | Ando, T. | Bessho, H. | Saito, T.
1. 'Sunny Dolce' is a grape cultivar selected from seedlings of 'Varaday' and 'Ruby Okuyama'. It was tested at thirteen examination sites across Japan using a systematic name, 'Yamanashi 45'. It was submitted for registration under the name 'Sunny Dolce' in November 2008. The application was announced in February 2009 and was registered as a cultivar in December of the same year. 2. The vine is strong and growth of new shoots is good. There is not much pollen, so it needs gibberellins processing. 3. Fruit qualities and rates are as follows; One bunch averages 45 grapes. Individual grapes weigh about 11g, while the bunch weighs about 500g. Brix sugar content is 17.2deg and there is a titratable acidity of 0.57g / 100ml if the length of its stem is 4cm. It has gibberellins processing for the amount of 25ppm. The skin of the fruit is vivid red with good texture and the skin may be eaten. It has the aroma of green apples. At the time of maturity sometimes there is withering and tearing of the fruit. The harvest time is late August. 4. Spread to grape producing areas can be expected as excellent varieties of red that can be harvested in last August.
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