GDD base 50 = 272 at http://agebb.missouri.edu/weather/reports/gddTable.asp Phenology stages described according to the Modified E-L System http://door.uwex.edu/files/2010/10/ModifiedEichhornLorennzsystem.pdf Still cool and rainy this week so far. … [Read more...] about Grape phenology and GDD accumulation
GDD base 50 = 203 at http://agebb.missouri.edu/weather/reports/gddTable.asp Phenology stages described according to the Modified E-L System http://door.uwex.edu/files/2010/10/ModifiedEichhornLorennzsystem.pdf Not much GDD accumulation this week. Continued cold and rainy weather with much difficulty getting any pesticides applied. … [Read more...] about Grape phenology and GDD accumulation
GDD base 50 = 198 at http://agebb.missouri.edu/weather/reports/gddTable.asp Phenology stages described according to the Modified E-L System http://door.uwex.edu/files/2010/10/ModifiedEichhornLorennzsystem.pdf We had hail on Monday afternoon, May 4, which was about dime size or less, slushy and came down during high winds in torrents horizontally mostly from the West. … [Read more...] about Grape phenology and GDD accumulation – hail damage
GDD base 50 = 125 at http://agebb.missouri.edu/weather/reports/gddTable.asp Phenology stages described according to the Modified E-L System http://door.uwex.edu/files/2010/10/ModifiedEichhornLorennzsystem.pdf Due to the freeze on April 18 I did not evaluate the stages. It looks as though the vineyard with the most surviving primaries is Norton in the North vineyard. It … [Read more...] about Grape phenology and GDD accumulation
GDD base 50 = 83 at http://agebb.missouri.edu/weather/reports/gddTable.asp Phenology stages described according to the Modified E-L System http://door.uwex.edu/files/2010/10/ModifiedEichhornLorennzsystem.pdf Due to the freeze on April 18, I have taken photos of the buds, but did not evaluate the stages. I will be looking at the number of primary buds/shoots that survived … [Read more...] about Grape phenology and GDD accumulation