Grapes are rich in phenolics, flavonoids and resveratrol, which have been suggested to be
responsible for their health benefits. The concentrations of phenolic, flavonoid, anthocyanins …

Leafroll disease is one of the most important virus diseases of grapevines worldwide. It
reduces yields, delays fruit ripening, reduces soluble solids, and increases titratable acidity in …

Leaves were sampled from Vitis labruscana Bailey cv. ‘Niagara’ and the interspecific hybrid ‘DeChaunac’
grapevines several times during a 2-year investigation of leaf area estimation. …

A shortage of grapes directly affects winery profitability. Wine markets are sensitive to
shortages, and customers may be lost if supplies vary from year to year. Finally, there is the …

Grapevine red blotch disease (GRBD) is a recently-recognized viral disease found across
some of the major grapegrowing regions in the United States. Vineyard managers were …

Grapevine leafroll disease (GLRD) is a devastating viral disease found across all grapegrowing
regions. Vineyard managers have adopted various strategies for managing GLRD, …

A study was conducted in New York to identify the Anagrus species present in vineyards, to
determine the plants in which Anagrus species overwinter, and to characterize the dispersal …

The distribution and diversity of grapevine red blotch virus (GRBV) and wild Vitis virus 1 (WVV1)
(genus Grablovirus; family Geminiviridae) were determined in free-living Vitis spp. in …

Cold injury limits distribution of perennial agricultural crops, though replacement of plants
and other management practices may allow for some damage tolerance. However, winter …

Toxicity to Anagrus spp. of fungicides and insecticides used in grape production was assessed
with laboratory and field bioassays. Field-equivalent rates of fungicides were relatively …