Grisso, Robert D.2020-03-042020-03-042020http://hdl.handle.net/10919/97185Farmers lung is caused by mold spores in hay, feed, etc. To prevent the mold from forming, properly and thoroughly dry hay and feed before moving it. Water down the top of siloed materials so the spores won't escape when the top is exposed. Acute disease happens 4 hours after exposure to mold spores but can last two weeks. Repeated exposure can cause chronic farmers lung which is not curable.4 pagesapplitcation/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.Extension publicationhttps://www.pubs.ext.vt.edu/content/dam/pubs_ext_vt_edu/442/442-602/BSE-287.pdfFarmersRespiratory diseases