机译:Emergence pattern of horseweed (Erigeron canadensis L.) accessions across Nebraska
University of Wisconsin–Madison;
University of Nebraska–Lincoln;
horseweed; Erigeron canadensis L.; corn; Zea mays L.; soybean; Glycine max (L.) Merr.; wheat; Triticum aestivum L.; Cropping systems; growing degree days; integrated weed management; thermal time; weed biology;