00790cam a2200169Ii 4500020001800000020001500018040001000033082002600043245006500069300006200134520029800196650003500494650002100529700002200550700003000572700001800602  a9780890544761  a089054476X  cNLGGC  a632 NIC 2015 A006 Or.00aPlant diseases and their management in organic agriculture /  aviii, 414 pages :billustrations (chiefly color) ;c29 cm  aPlant Diseases and Their Management in Organic Agriculture is the first comprehensive book that fully addresses the systems approach to organic plant disease management and is a must for any researcher, student, or practitioner involved in organics research, organics production, or regulation 0aPhytopathogenic microorganisms 0aOrganic farming.1 aFinckh, Maria R.,1 aBruggen, Ariena H. C. van1 aTamm, Lucius,