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Illinois Fertilizer Conference Proceedings
January 25-27, 1999

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Table 2. Percentage crop injury and weed control in soybean plots aproximately one year after treatment with herbicide spray mixture or waste-pile soil.1
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Treatment2
% Crop Injury
% Weed Control
Pigweed
Velvetleaf
Foxtail
CHECK
0.0
0.0
0.0
0.0
1x-N
0.0
33.3
40.0
38.3
5x-N
10.0
36.7
43.3
84.3
1x-S
5.0
36.7
43.3
84.3
2.5x-S
3.3
50.0
73.3
93.0
5x-S
3.3
70.3
97.0
94.7

1/ Field was prepared by spraying with paraquat in late May 1987. On June 10, field was chisel plowed and disked twice and on June 10, field was planted to soybeans. No further herbicide treatments were made

2/ See Table 1 for treatment codes.

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