Dept. of Animal and Plant Sciences,P.O. Box 601, University of SheffieldSheffield, S10 2TN, U.K.

Instituto de Ecologia y Sistematica, MINCITEMA, Carr. de Varona km 3.5, Capdevila, Boyeros, A.P. 8010, C. de La Habana, 10800, Cuba

Department of BotanyArizona State UniversityTempe, AZ 85287-1601

National Pingtung Univ of Sci & Technology
Hseuh Road Nei Pu, Pingtung
91201 Taiwan
Republic of Cnina

Taiwan

Tennessee Valley AuthorityMuscle Shoals, Alabama 35660

Tennessee Valley AuthorityMuscle Shoals, Alabama 35660

Plant Pathology DepartmentMontana State UniversityBozeman, MT 59717