Temperatures of 60 to 85 degrees with a relative humidity of 75 percent to 80 percent have been popularized as the driving factors behind the spread of rust, but some of our new information challenges these ideas. |
We'd like to have traps in sentinel plots and deployed in the south by the beginning of March so we can track the earliest signs of soybean rust spores. We'll also be paying close attention to the possibility of rust lasting through the winter on kudzu. |