Lecture 5- Varieties

Question 1

What groups of wheat are hard textured?

What are their characteristics?

Answer 1

Group 1, 3 and 4 (hard)

White flower good water absorption

Question 2

What groups are soft textured in wheat?

Answer 2

Groups 3 and 4 (soft)

Brown flour lower water absorption

Question 3

What is a hagberg falling test in wheat?

Answer 3

Measure of how much starch has converted into sugar

Question 4

What is the importance of untreated yield data?

Answer 4

To see how reliant a yield is to fungicides

Question 5

What are examples of diseases where variety resistance is not present on the recommended list?

Answer 5

Take all
Barley yellow dwarf virus
Ergo
Sooty mould

Question 6

What are diseases that are present on the recommended list?

Answer 6

Eyespot 
Mildew 
Yellow rust
Septoria Tritici 
Brown rust

Question 7

What pest in wheat is the only pest where resistance is available?

Answer 7

Orange wheat blossom midge

Question 8

State four quality parameters for wheat in the uk?

Answer 8

Low break-ability
High protein quality
High viability
High milling quality

Question 9

What resistant number is considered susceptible?

Answer 9

Less than 5