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Content of polyphenolic antioxidants and trans-resveratrol in grapes of different varieties of grapevine (Vitis vinifera L.)
grapevine grapes must skins seeds
2015/1/21
Contents of polyphenolic antioxidants as total polyphenols and trans-resveratrol in grape musts, grape skins and seeds of twelve vine varieties from the harvests 2001 and 2002 were determined. Polyphe...
Relationship between Nitrate Ion Concentrations in Petiole Juice Measured by the Handy Reflecting Photometer and Vine Growth and Fruit Quality of ‘Kyoho’ Grapes
index length of current shoot percentage of sprouting buds
2010/11/23
To determine the relationship between NIC (nitrate ion concentration in petiole juice) and fruit quality, sampling conditions of the petioles were investigated in ‘Kyoho’ grapes with a long-pruning sy...
Coloration of ‘Aki Queen’ Grapes in Different Produciton Areas and Improvement of Coloration by Girdling and Cluster Thinning
ripening sugar temperature
2009/7/8
To clarify the relation between coloration of grape berry skins and temperature in Hiroshima, skin coloration, temperatures as well as berry characteristics and cultutivation methods were measured amo...
Influence of Rootstocks on Changing the Pattern of Phenolic Compounds in Thompson Seedless Grapes and Its Relationship to the Incidence of Powdery Mildew
Grapes rootstocks phenolic compounds powdery mildew
2009/1/9
The total phenolic content and individual groups of phenols, such as flavonones, flavonoids, and flavon-3-ols, were estimated in the leaves and berries of Thompson Seedless grapes grafted onto differe...