00285nam a2200097Ia 4500008004100000082001400041100004600055245004000101260003600141300001000177140113s9999    xx            000 0 und d  a581.33 N2  a" Shivanna, K. R. and  Rangaswamy, N. S."  aPollen biology: A laboratory manual  b"Narosa publishing house, 1992"  a119p.