Lb. Fine Vintage Test Two Flashcards
The flowers of nearly all commercial grape varieties are hermaphrodite, that is, they contain both (blank) and (blank) organs within the same flower.
Male and Female
A (blank) occurs when pollen from one grape variety is used to fertilize ovules (eggs) of a different variety of the same species.
Hybrid
Some (blank) such as (blank) (Pinot Noir x Cinsault) in South Africa are long established in the vineyards of the world.
Hybrids
Pinotage
The only way to ensure that one vine has the same characteristics as another is to take a (blank) and allow it ti grow into a new vine.
Cutting
Seyval Blanc is a crossing?
False
Seyval Blanc is a hybrid
Rhine Riesling, Laski Rizling and Olasz Riesling are alternative names for the same grape variety.
False
The Gulf Stream has a warming effect on the climate of Western Europe?
True
A maritime climate where most of the the rainfall occurs in winter is known as a Mediterranean Climate.
True
A severe winter frost may damage the graft and cause the death of a vine.
True
Couloure causes the vine leaves to turn yellow and reduces photosynthesis.
False.
Chlorosis is the cause.
Guyot is an example of spur pruning.
False.
Guyot is an example of cane prunning.
Both grey and noble rot are caused by botrytris cinerea.
True
Downey mildew is caused by a fungus native to Europe.
False
The grape harvest in France usually takes place about 100 days after the vine has flowered.
True
The principal advantage of machine harvesting is speed.
True