Virginia Cooperative ExtensionSanchez, Elsa2015-08-052015-08-052009http://hdl.handle.net/10919/55810Discusses the plant family relationships between closely related crop and weed plants in terms of disease and weed management concerns.3 pagesapplication/pdfen-USVirginia Cooperative Extension materials are available for public use, re-print, or citation without further permission, provided the use includes credit to the author and to Virginia Cooperative Extension, Virginia Tech, and Virginia State University.CropsExtension publicationhttp://pubs.ext.vt.edu/2906/2906-1393/2906-1393_pdf.pdfOrganic farmingCropsPlanning