Hello Uli, Just cement powder will do the trick in quite some cases as well! Hans Huizing Holland Op 17-2-2016 om 22:57 schreef Johannes Ulrich Urban: > Dear All, > > > Thank you for all the information on microwaving pollen. > > There may be another possibility to overcome self incampatibiliy, I > have not tried it but read about it in the Journal of the German > Echinopsis Hybrid Society: > > Mix the desired fresh pollen with ordinary cement powder. Apparentliy > the cement stimulates the stigma to accept pollen which it normally > would not. > Don't ask me how it works..... changes in pH? > As I said, I have not tried it myself but the article said it did work. > > > By for today > > Uli > _______________________________________________ > pbs mailing list > pbs@lists.ibiblio.org > http://pacificbulbsociety.org/list.php > http://pacificbulbsociety.org/pbswiki/