00301nam a2200133Ia 45000030006000000080041000060400015000471000024000622450020000862500010001062600022001165460012001380050017001500STCL150530s9999    xx            000 0 und d  aSTCLcSTCL  aWalker John Charles  aPlant pathology  aThird  bMcgraw hillc1969  aEnglish20220125170328.0