1997 Sunflower Grower Survey of Pest Problems and Pesticide Use 


Table 55. Spring-applied trifluralin rates used on sunflower in 1997.

lb ai/A Kansas   Minnesota   North Dakota   South Dakota

-- % respondents using rate --

0.25 0.0   0.0   1.3   0.0
0.5-0.74a 13.4 18.9 7.9 2.4
0.75-0.80a 40.0 18.8 21.1 7.1
0.81-1.00a 46.7 62.5 60.5 83.4
1.01-1.24 0.0 0.0 5.2 0.0
1.5-2.5 0.0 0.0 3.9 4.8
16.0 0.0 0.0 0.0 2.4

aLabel rates.