Effects of the Annual Nitrogen Fertilization Rate on Vine Performance and Grape Quality for Winemaking: Insights from a Meta-Analysis

Table 1

Coefficients to obtain °Brix from several alternative units using equation (4).

Alternative units	a	b
Total sugars (g·L^−1)	3.5	0.0855
Reducing sugars (g·L^−1)	3.5	0.0900
Probable alcohol (% vol.)	3.5	1.44
°Baumé	−0.365	1.8391

Reducing sugars are considered 95% of total sugars.