00286nam a2200109Ia 450000500170000000800410001708200160005810000200007424500320009426000420012630000080016820260224040929.0260224s9999||||xx |||||||||||||| ||und||  a576.648 TRI  aTripathi, D.P.  0aIntroductory Plant Virology  aLudhiana : Kalyani Publicationsc2004  a555