00802nam a2200253Ia 4500001000700000003000500007005001700012008004100029010001500070020001500085035002000100040002300120050002100143070001400164072000900178082002200187100004200209245007100251260007500322300003100397504005100428650002600479650004300505115745BIBL20160527184037.0910220s1991    mnua     b    001 0 eng    a 91070960   a0890541167  a(OCoLC)24046794  aDLCcDLCdUMCdAGL00aSB731b.S38 19910 aSB731.S38 0aF83000a632.3bS3926p2201 aSchumann, Gail L.q(Gail Lynn)2Local10aPlant diseasesbtheir biology and social impactcGail L. Schumann.  aSt. Paul, Minn.bAPS Press, American Phytopathological Societycc1991.  aviii, 397 p.bill.c24 cm.  aIncludes bibliographical references and index. 0aPlant diseases2Local 0aPlant diseasesxSocial aspects.2Local