See:
http://deposit.ddb.de/cgi-bin/dokserv?idn=981619665&dok_var=d1&dok_ext=pdf&filename=981619665.pdf
Link: deposit.ddb.de/cgi-bin/dokserv?idn=981619665&dok_var=d1&dok_ext=pdf&filename=981619665.pdf
This is wonderful information but it saddens me to know that roses are becoming more and more viewed a disoposeable commodity.
Research that leads to roses with better transport characteristics almost necessarily leads to roses with less value as garden subjects.
At what point is it easier to substitute artificial plants?
Surely further study for the creation of very good substitute replicas is also being done.