chapter four: viticulture Flashcards
portion of the vine that includes leaves, branches, and fruit
canopy
the vine’s branches, while they are young and pliable
canes
the vine’s branches - if they are retained year after year - after they are thickened
cordons (arms)
inserting an unrooted cutting into the trunk of an existing vine
field grafting
vines begin to decline at this age
20 years
ideal latitudes for commercial viticulture
30 to 50 degrees
minimum temperature required to begin the emergence of new greenery in the spring
50F/10C
sap flowing upward from the trunk out to the canes (before the emergence of new greenery)
weeping
at the beginning of the growth cycle of the vine - tiny shoots emerge
bud break
transition from flower to (grape) berry
fruit set (berry set)
condition in which many flowers do not develop into grapes
coulure (shatter)
abnormality resulting in many small, seedless berries in grape bunches
millerandage
the beginning of ripening
veraison
typical time period from bud break to harvest
140 to 160 days
process by which the vine produces sugar
photosynthesis