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At the Missouri State Fruit Experiment Station

Grape phenology and GDD accumulation

August 23, 2011 by Marilyn Odneal

GDD base 50 accumulated since April 1 = 2984 (+362 departure from normal) at Mountain Grove
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

N Traminette E-L Stage 37
N Traminette E-L Stage 37
N Vignoles E-L Stage 39
N Vignoles E-L Stage 39
N Concord E-L Stage 36
N Concord E-L Stage 36
N Sunbelt E-L Stage 36
N Sunbelt E-L Stage 36
N Norton E-L Stage 36
N Norton E-L Stage 36
MVEC Chambourcin E-L Stage 37
MVEC Chambourcin E-L Stage 37
W Catawba E-L Stage 35
W Catawba E-L Stage 35
R Cayuga White E-L Stage 40
R Cayuga White E-L Stage 40
R Vidal Blanc E-L Stage 37
R Vidal Blanc E-L Stage 37
R Seyval Blanc E-L Stage 40
R Seyval Blanc E-L Stage 40
R Catawba E-L Stage 35
R Catawba E-L Stage 35
L Chardonel E-L Stage 40
L Chardonel E-L Stage 40

Filed Under: Grapes, Phenology

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