Many producers in South Africa quickly adopted new viticultural and winemaking technologies. A serious viticultural concern for Chablis vineyard owners is frost protection. The 2016 viticultural survey counted 15 931 vineyard owners. It possesses thirteen approved American Viticultural Areas and over 350 wineries. There are no restrictions of grape varieties or viticultural practices. The Ramona Valley American Viticultural Area surrounds the town. Marginal and wet climates can increase Grenache's propensity to develop these viticultural dangers. Grape variety, climate, vintage and viticultural practice come into play here. Surry County is located in the Yadkin Valley AVA, an American Viticultural Area. It is the location of the Santa Ynez Valley American Viticultural Area. They constituted the new industry of the Shenandoah Valley American Viticultural Area. Wilkes County is part of the Yadkin Valley AVA, an American Viticultural Area. Salinas Valley is also an important viticultural area. The region is the location of the Willow Creek American Viticultural Area. It is the location of the Yakima Valley AVA, a designated American Viticultural Area.