TY - BOOK AU - Kranz, Jurgen, ed. TI - Epidemics of plant diseases; mathematical analysis and modelling T2 - Ecological Studies; Analysis and Synthesis; v.13 U1 - 632:519.2(100) 1973 (082.2) L4 PY - 1974/// CY - New York PB - Springer-Verlag KW - Jurgen Kranz KW - Plant diseases,Epidemiology-mathematical models ER -