Breeding of new satsuma mandarin cultivar 'Nagasaki kaken sasebo ichigou'
2016
Hayasaki, K. | Furukawa, T. | Hayashida, S. | Tanimoto, E. | Takami, T. | Nesumi, H. | Yamashita, Y. | Imamura, T.
'Nagasaki Kaken Sasebo Ichigou' is a nucellar seedling of Satsuma mandarin that was grown from accidental seedling of 'Sasebo Unshu'. The tree vigor is slightly strong, the branches are slightly spreading and the occurrence of branch is slightly dense. The lengths of branch and internode are longer than 'Sasebo Unshu'. The leaf blade is larger. The maturity of open culture in develop land is about 5 days earlier than 'Sasebo Unshu'. The fruit is almost entirely colored in last third of November. The fruit is flat that fruit shape index is about 140, the peel color is vivid orange and the pulp color is orange. The Brix is higher and the citric acid content is lower than 'Sasebo Unshu. The sugar acid ration of 'Nagasaki Kaken Sasebo Ichigou' is larger because the citric acid of fruit is reduced early. The rate and degree of occurrence of fruit apex projection is smaller than 'Sasebo Unshu'. The yield per tree is more than that of 'Sasebo Unshu'. This cultivar was variety registration application on April 8, 2013 and it was variety registration to September 30, 2015.
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