00341nam a2200121Ia 4500008004100000082002100041100002100062245003100083260005100114300001300165600002000178650002100198140224s9999    xx            000 0 und d  a632.9=494.812 L4  aShanmugham, S.N.  aSasyasamrakshana tatvangal  aTrivandrumbState Institute of Languagesc1974  avi,700p.  aS.N. Shanmugham  aPlant Protection