Insecticide Seed Treatments Reduced Crop Injury from Flumioxazin, Chlorsulfuron, Saflufenacil, Pyroxasulfone, and Flumioxazin + Pyroxasulfone + Chlorimuron in Soybean
Table 4
Visible soybean injury, density, height, and yield at the Lon Mann Cotton Research Station in Marianna, AR in 2015.
Herbicide
Seed treatment
Injury
Density
Heightc
Yield
1 WAE
2 WAE
4 WAE
%
Plants m−1 row
cm
kg ha−1
None
None
0
0
0
21
57
3890
Thiamethoxam
0
0
0
23
58
3740
Metribuzin
None
2
5
3
19
59
3900
Thiamethoxam
0
6
3
22
62
3720
Saflufenacil
None
15
29
13
17
51
4040
Thiamethoxam
14
24
15
18
57
3640
Pyroxasulfone
None
14
24
14
19
53
3650
Thiamethoxam
10
25
11
22
53
3800
Sulfentrazone
None
24
43
24
15
47
3740
Thiamethoxam
21
40
21
17
48
3500
Chlorimuron
None
3
6
4
20
38
3790
Thiamethoxam
1
4
3
23
45
3820
Flumioxazin
None
2
1
3
21
57
3700
Thiamethoxam
1
0
1
22
61
3770
Chl + Flu + Pyr
None
28
49
39
15
39
3250
Thiamethoxam
26
48
41
13
41
3290
Mesotrione
None
1
13
3
20
57
3880
Thiamethoxam
1
9
3
20
58
4050
Chlorsulfuron
None
18
53
83
21
12
1870
Thiamethoxam
13
51
81
21
12
1350
Main effect
None
12
NS
NS
NS
47
NS
Thiamethoxam
10†
NS
NS
NS
50†
NS
WAE: weeks after emergence; NS: nonsignificant; Chl + Flu + Pyr: chlorimuron + flumioxazin + pyroxasulfone; where no significant interaction () is present, insecticide seed treatment main effect is given below and a significant main effect is denoted with a cross (†).
