Exercises in plant disease epidemiology (Book) - St Paul, Minn. APS Press 1997 - 233 p. 28 cm. + 4 computer disks (3 1/2 in.) ISBN: 0890542244 Subjects--Topical Terms: Plant diseases--Epidemiology--Laboratory manuals Universal Decimal Class. No.: 632.9 EXE / 2880