Pinewood Nematode: A Threat. V. H. Dropkin, University of Missouri, Columbia. A. Foudin, E. Kondo, M. Linit, and M. Smith, University of Missouri, Columbia, K. Robbins, U.S. Forest Service Regional Laboratory, St. Paul, MN. Plant Dis. 65:1022. . This article is in the public domain and not copyrightable. It may be freely reprinted with customary crediting of the source. The American Phytopathological Society, 1981. DOI: 10.1094/PD-65-1022.