Here are the juice analysis results from the berry samples collected this morning. 27-Aug-14 Cultivar ˚Brix pH TA g/100ml Catawba W 14.8 2.93 1.853 Chardonel F 25.4 3.10 1.028 Norton F 21.0 2.97 1.508 Norton NN 19.1 2.98 1.906 Norton NS 18.8 2.92 1.995 Traminette 21.4 3.10 0.840 … [Read more...] about Grape juice chemistry
Archives for August 2014
Here are the juice analysis results from the berry samples collected this morning. 26-Aug-14 Cultivar ˚Brix pH TA g/100ml Catawba R 16.9 3.03 1.26 Chambourcin M 19.3 3.08 1.02 Traminette F 21 3.09 0.848 Vidal Blanc F 18.6 3.15 0.773 … [Read more...] about Grape juice chemistry
GDD base 50 accumulated since April 1 = 2605 http://agebb.missouri.edu/weather/reports/gddTable.asp Phenology stages according to the Modified E-L system http://door.uwex.edu/files/2010/10/ModifiedEichhornLorennzsystem.pdf … [Read more...] about Grape phenology and GDD accumulation
Here are the juice analysis results from the berry samples collected this morning. 25-Aug-14 Cultivar ˚Brix pH TA g/100ml Chambourcin F 20.5 3.02 1.064 Chardonel F 24.1 3.05 1.088 Sunbelt M 16.6 3.04 0.844 Valvin Muscat M 18.5 3.31 0.705 Vidal Blanc R 23.3 3.41 0.743 … [Read more...] about Grape juice chemistry
The instructor and students from the Ningxia University wine program in China scouted the vineyards this morning for pests, diseases and other problems. We found many different things including sour rot with spotted wing drosophila, Grapevine Vein Clearing Virus, phylloxera, Japanese beetle, downy mildew as well as two other rots that we tentatively think are ripe rot and … [Read more...] about Ningxia scouting party