@INBOOK {HAHN:1991, title = {Biotechnology in reproductive biology}, author = {Hahn, S. K. and Bai, K. V. and Asiedu, R. and Dixon, A. and Tavaolleti, S. }, editor = {Ottaviano, E. }, year = {1991}, type = {Angiosperm pollen and ovules}, pages = {340--346}, publisher = {Springer-Verlag}, address = {Berlin, Germany}, note = {And 55 other authors}, }