00385nam a2200157Ia 4500008004100000020001500041082001800056100002700074245001800101250000600119260003500125300000800160650002300168650001800191653001800209170901s1977    xx            000 0 und d  a0041214710  a581.234b5SSP  aE.R.S, Kenneth M.Smith 0aPlant Viruses  a6  aLondonbChapman And Hallc1977  a241  aBotanical sciences  aPure Sciences  aPlant viruses