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PDF 32 pages 28 weed species identified by University of Nevada Cooperative Extension Weed Identification and Control Guide by Susan Donaldson and...

PDF 88 pages 68 weed species identified by Purdue University, Indiana. Weed Identification NRCA 2006. Department of Forestry and Natural Resources....

PDF 2 pages more than 50 weed species and types identified by University of Minnesota Extension. Broadleaf and Grass Weed Seedling Identification...

PDF 23 pages 54 weed species identified by Andrew J. Chomas, James J. Kells, J. Boyd Carey Department of Crop and Soil Sciences Michigan State...

PDF 24 pages 45 weed species identified by University of Missouri-Columbia, Purdue University, Kansas State University, Ohio State University,...

PDF 24 pages 13 weed species identified by Anthony Cortilet Research Scientist Minnesota Department of Agriculture. Noxious Weeds of Minnesota 11...

PDF 163 pages 96 weed species by Kansas State University Dallas Peterson, Research and Extension. Agriliance Weed dentification guide - Grass...

PDF 1 page 22 weed species by Krishona Martinson, PhD, U of M, Lynn Hovda, DVM, MS, Minnesota Racing Commission, and Mike Murphy, DVM, PhD, U of M -...

PDF 2 pages 15 species by By Krishona Martinson, PhD, University of Minnesota Extension: Identification And Control Of Minnesota Primary Noxious...

PDF 11 pages 12 images 100 species of animals, plants and weeds identification by ISSG. The Invasive Species Specialist Group (ISSG) is a New...