Search found 832 matches

by henry kuska
Sun Oct 14, 2018 10:21 am
Forum: Rose Hybridizers Association Forum
Topic: Morris Arboretum Rose Evaluations
Replies: 0
Views: 39

Morris Arboretum Rose Evaluations

Example of one of the evaluations: " Rosa ‘John Cabot’ In 1978, this was the first climbing rose introduced as part of the Explorer series, bred in Ottawa, Ontario, Canada. All roses in this series are known for their disease resistance and extreme cold hardiness. Dr. Felicitas Svejda, who was born ...
by henry kuska
Mon Oct 08, 2018 12:10 am
Forum: Rose Hybridizers Association Forum
Topic: APPLICATION OF REGRESSION ANALYSIS WITH DUMMY VARIABLES IN STATISTICAL PROCESSING OF DATA FROM INDUCTION OF SOMATIC EMBR
Replies: 0
Views: 26

APPLICATION OF REGRESSION ANALYSIS WITH DUMMY VARIABLES IN STATISTICAL PROCESSING OF DATA FROM INDUCTION OF SOMATIC EMBR

If anyone is interested this would have to be run through Google translate. Title: "APPLICATION OF REGRESSION ANALYSIS WITH DUMMY VARIABLES IN STATISTICAL PROCESSING OF DATA FROM INDUCTION OF SOMATIC EMBRYOGENESIS OF ROSES" https://www.researchgate.net/profile/Ivan_Penov/publication/327977469_APPLIC...
by henry kuska
Sun Oct 07, 2018 12:08 am
Forum: Rose Hybridizers Association Forum
Topic: Germination rate of Carefree Beauty OP?
Replies: 3
Views: 107

Re: Germination rate of Carefree Beauty OP?

Carefree Beauty is one that could be virused. I do not know how much being virused would decrease the percentage that germinate, but it will probably decrease the number of viable seeds formed. "In vitro experiments demonstrated that infection with PNRSV decreases the germination percentage of polle...
by henry kuska
Fri Oct 05, 2018 11:03 am
Forum: Rose Hybridizers Association Forum
Topic: Harvested hips
Replies: 24
Views: 461

Re: Harvested hips

Download the full text at the site below to see my enzyme experiment


https://www.researchgate.net/publicatio ... ld_Enzymes
by henry kuska
Mon Oct 01, 2018 9:05 pm
Forum: Rose Hybridizers Association Forum
Topic: Reinforcement of resistance of modern rose to black spot disease via hybridization with Rosa rugosa
Replies: 8
Views: 223

Re: Reinforcement of resistance of modern rose to black spot disease via hybridization with Rosa rugosa

Peter Harris discussed the Spotless series in vol 17 issue 3, Fall 1986 of the Rose Hybridizer's Newsletter.

I introduced a tetraploid rugosa which a number of people used seeds from in their own hybridizing efforts.

viewtopic.php?t=2545
by henry kuska
Sun Sep 30, 2018 11:40 am
Forum: Rose Hybridizers Association Forum
Topic: Easy Propagation
Replies: 12
Views: 464

Re: Easy Propagation

I had heard that if the potato had been treated to not develop roots that the method would not work. "First, most potatoes in the grocery store have been treated with a sprout-inhibitor that prevents the potatoes’ eyes from developing while in storage and on the shelf." https://chathamfarmsupply.com...
by henry kuska
Thu Sep 20, 2018 4:10 pm
Forum: Rose Hybridizers Association Forum
Topic: New publication Rose Rosette Virus
Replies: 0
Views: 79

New publication Rose Rosette Virus

This has been peer reviewed and accepted. However, the final published form may differ from this form.

See:

https://apsjournals.apsnet.org/doi/pdf/ ... 8-1203-PDN

The paper is also being discussed at:

https://www.houzz.com/discussions/54861 ... -virus#n=1