Resistance

Question 1

What does TSR stand for and give two examples

Answer 1

Target site resistance, ACCase (fops,dims and dens) and ALS inhibitors (sulfonylureas)

Question 2

Give 3 examples of resistant weeds to ALS inhibitors

Answer 2

Poppy, chickweed, mayweed

Question 3

What controls poppys

Answer 3

Pendamthalin

Question 4

What chemica controls black grass, brome and Italian rye

Answer 4

Atlantis star

Question 5

What controls mayweed

Answer 5

Clopyralid and bromoxynil

Question 6

Give an example of fops

Answer 6

Propaquizafop (grass weeds- ) or clodinafop

Question 7

Dims example

Answer 7

Cycloxydim such as laser which controls wild oats, ryegrasses, brome, volunteer cereals

Question 8

Den example and what it controls

Answer 8

Pinoxaden, such as Axial pro control wild oats and ryegrass in wheat and black grass in barley too

Question 9

Chickweed control

Answer 9

Proline 197- confirmed resistance to sulfoylureas so use in conjunction with triazolopyridine florasulum

Question 10

What does propaquizafop control

Answer 10

A systemic herbicide on annual and perennial Grass weeds such as

Question 11

What does laser have resistance to

Answer 11

Red fescue, annual meadow grass, rough meadow grass black grass