00467nam a2200157Ia 4500001001000000003000500010008004100015010001100056040000900067082001800076100001600094245011200110260005000222650002000272700001700292Para_6031CHAP220125s1983    xx            000 0 und d  a204786  cCHAP  aPA 581.2  P53  aPlumb, R.T.  aPlant virus epidemiology :b spread and control of insect-borne viruses  /c by  R.T. Plumb and J.M. Thresh  aOxford :b Blackewell scientific publications  aFitopatología  aThresh, J.M.