"[2] Biodynamic methods are used in viticulture (grape growing) in a variety of countries, including France, Switzerland, Italy, Spain, Austria, Germany, Australia, Argentina, Chile, Peru, South Africa, Canada, and the United States.
[5] For a wine to be labeled “biodynamic” it has to meet standards laid down by the Demeter Association,[6] an internationally recognized certifying body.
[9] Some grape growers who have adopted biodynamic methods claim to have achieved improvements in the health of their vineyards, specifically in the areas of biodiversity, soil fertility, crop nutrition, and pest, weed, and disease management.
"[14] Critics caution that such comparisons of wines of the same type need to be controlled for differences in soil and subsoil, and the farming and processing techniques used.
[14] Ray Isle, managing editor of Wine & Spirit magazine, says, "So what if they also think burying cow horns full of manure will help them channel new life forces from the cosmos?