00393nam a2200145Ia 4500008004100000082001800041100002300059245002200082260005400104300000800158650002300166650001800189653001900207700002100226170901s1966    xx            000 0 und d  a581.234bI-5P  aBeemster, A. B. R. 0aViruses of Plants  aAmsterdambNorth-Holland Publishing Companyc1966  a342  aBotanical sciences  aPure Sciences  aPlant virology  aDijkstra, Jeanne