Resveratrol (RT) has been suggested to have a protective effect against cardiovascular diseases. We analyzed the concentration of RT in red wine samples at early stages of aging and old vintage wines, by a combination of normal and reverse phase HPLC. Although we have previously reported that RT contents in red wine samples, made from eight grapevines grown in Hokkaido, Japan, after malolactic ...

The fauna of the family Stigmaeidae Oudemans on grapevines and weed plants associated with vineyard agroecosystem in the state of Rio Grande do Sul (Brazil) was studied. Five recognized species were reported: Agistemus brasiliensis Matioli et al., 2002, Agistemus floridanus Gonzales, 1965, Agistemus mendozensis Simons, 1967, Zetzellia agistzellia Hernandes and Feres, 2005, and Zetzellia malvina...

G grown in Kentucky are subject to environmental stresses that reduce crop yield and quality, and injure and kill grapevines. Damaging critical winter temperatures, late spring frosts, short growing seasons, and extreme summer temperatures all occur with regularity in regions of Kentucky. However, despite the challenging climate, certain species and cultivars of grapes are grown commercially in...