But water availability depends not only on how much rainfall a vineyard receives ..... 2 glutamate. The first step requires energy provided by ATP and a ..... leaf aging and lead to senescence of older leaves (Jackson 1997, Yang et al. ...www.ajevonline.org/cgi/content/full/56/3/267 - Similar pagesby M Keller - 2005 - Cited by 14 - Related articles - All 7 versionsDr. Peter Kalivas