00279nam a2200097Ia 4500008004100000082002500041100002100066245004200087260004200129300001000171140113s9999    xx            000 0 und d  a632:595.7(631.15) P5  a" Nehra, Sampat"  aPlant diseases: Biocontrol management  b"Jaipur : Aavishkar publishers, 2005"  a411p.