Slides:
1.
Weed Control in Corn
2.
Problem weeds
3.
Herbicides we forget about
4.
Do I want to use Roundup Ready?
5.
Things to remember about Roundup
6.
What about Liberty Link?
7.
What about crabgrass?
8.
What about crabgrass?
9.
What about crabgrass?
10.
What about crabgrass?
11.
What about crabgrass?
12.
What about crabgrass?
13.
What about Tropical Spiderwort?
14.
Tropical Spiderwort
15.
Tropical Spiderwort Following Corn Harvest
16.
Tropical Spiderwort Cumulative Emergence in 2003
17.
Tropical spiderwort Commelina benghalensis
18.
Identifying Dayflower/Spiderwort Flowers (Commelina spp.)
19.
Where did it come from?
20.
Native to Asia and Africa
21.
Response to Roundup UltraMax
22.
Underground Flowers
23.
Fruiting Structures
24.
Ability to Resist Control Tactics
25.
Ability to Resist Control Tactics
26.
Ability to Resist Control Tactics
27.
Why has it become such a problem?
28.
Can we control TSW?
29.
Control of tropical spiderwort on fallow.
30.
Those that provide at least 85% control 28 DAT
31.
Those that provide at least 85% control 14 DAT
32.
Those that provide at least 85% control 7 DAT
33.
What do we do?
34.
Can we control TSW? -Maybe
35.
Questions?