In many plant species, including grape cultivars, autogamy (i.e. self-fertilization) is all that is necessary to successfully reproduce. However, some cultivars require cross-pollination in order to reproduce and reach maturity. The level of successful pollinations that occur will determine the…
Category: Environmental Science
The Effect of Water Deficits on Anthocyanin and Tannin Concentrations of Merlot Grapes
http://blog.selenewines.com/wp-content/ uploads/2009/09/Bare-Merlot-vine.jpg Flavonoids in grapes, particularly anthocyanins and tannins, have great impact on the quality of wines, specifically in the areas of color and astringency. The composition of these compounds in grapes depends on many factors, including grape variety, water…
The Effect of Long-Term Organic Compost Treatment On Soil and Grape Quality
Composting has been shown to increase soil quality by increasing organic matter and altering concentrations of nitrogen and phosphorous, as well as changing bulk density, porosity, and water holding capacity. These changes could be beneficial for soil conservation, particularly in…
Treatment of Grape Marc Using Earthworms Makes Winery Wastes More Suitable for Crop Fertilizer
This is the 100th post on The Academic Wino! I’m so excited to hit #100, and am looking forward to the next 100! For the 100th post, we’re going to get down and dirty…. We’ve covered winery wastes (grape marc)…