pollen tube growth

[Hwang Jongpil]

Hello,
could  you someone  tell  me  the media  of  pollen  tube growth  in  tomato( 
Lycopersicon peruvianum )  ?
I never have ever made it.
I would appreciated anyone give me any information about pollen tube growth 
in tomato(Lycopersicon peruvianum )
I don't know  when I get pollen, in  which condition pollen tube growth..  and 
so on...

thank for reading...

University of kyungpook
Department of Agriculture 
e-mail: z942460 at axp3400.kyungpook.ac.kr