Research has shown that up to 80% of marestail can die over the winter as a result of cold temperatures.

The U.S. environmental agency is considering banning sprayings of the agricultural herbicide dicamba after a set deadline next year, according to state officials advising the agency on its response to crop damage linked to the weed killer.

The importance of the "Flag the Technology” program, which helps farmers and pesticide applicators reduce errors and limit off-target herbicide drift, is becoming increasing crucial, says University of Missouri Extension weed scientist Kevin Bradley.

In the near future, growers will have access to several new crop cultivars with resistance to a wider range of herbicides than has been available before. Here is a quick summary of these new crops and when they are expected to reach the market.