Gruenhagen, R.H.2019-08-012019-08-011977-02http://hdl.handle.net/10919/92454Discussion of the historical need for pesticides and a warning to use them only as labeled while following instructions very carefully4 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.PestsPesticidesText