Search found 13 matches

by roseus
Sun Jan 09, 2022 2:57 pm
Forum: Rose Hybridizers Association Forum
Topic: Types of repeat-flowering in roses
Replies: 47
Views: 4006

Re: Types of repeat-flowering in roses

file:///C:/Users/Besitzer/AppData/Local/Temp/Horibe15ActHort-3.pdf Abstract The Continuous-Flowering (CF) behavior of modern roses is considered to originate from a Chinese rose, Rosa chinensis. In R. chinensis, an insertion of a copia-like retrotransposon is present in the floral repressor gene KSN...
by roseus
Sat Jan 01, 2022 10:50 am
Forum: Rose Hybridizers Association Forum
Topic: Therapeutic benefits of roses
Replies: 8
Views: 959

Re: Therapeutic benefits of roses

https://papers.ssrn.com/sol3/papers.cfm?abstract_id=3612898 Rose and In-vitro Inhibition of SARS-CoV-2 spike: ACE-2 Interaction Abstract The study was performed to evaluate the novel potentials of red rose extract to inhibit SARS-CoV-2 spike protein-Ace2 receptor interaction in vitro. ACE2 receptors...
by roseus
Wed Dec 29, 2021 10:53 am
Forum: Rose Hybridizers Association Forum
Topic: Therapeutic benefits of roses
Replies: 8
Views: 959

Re: Therapeutic benefits of roses

https://pubmed.ncbi.nlm.nih.gov/31138475/ Rosa canina - Rose hip pharmacological ingredients and molecular mechanics counteracting osteoarthritis - A systematic review Joerg Gruenwald 1 , Ralf Uebelhack 2 , Margret Irmgard Moré 3 Abstract Background: The successful use of rose hip for the treatment ...
by roseus
Sat Nov 06, 2021 3:18 pm
Forum: Rose Hybridizers Association Forum
Topic: Categorizing the forum
Replies: 25
Views: 2824

Re: Categorizing the forum

Sports, identification of roses, ploidy, self-incompatibilty, morphological variations, embryo culture, sterility, special meiosis, taxonomy, naming a rose, dominant and recessive inheritance, tissue culture, patent application, color classification, plant pathology, malformations of seedlings.
by roseus
Sat Nov 06, 2021 5:33 am
Forum: Rose Hybridizers Association Forum
Topic: Categorizing the forum
Replies: 25
Views: 2824

Re: Categorizing the forum

I cannot add more than has already been said. These well chosen categories would be user-friendly, informative and clear.
by roseus
Fri Nov 05, 2021 2:11 pm
Forum: Rose Hybridizers Association Forum
Topic: Therapeutic benefits of roses
Replies: 8
Views: 959

Re: Therapeutic benefits of roses

Hi and welcome! Rose breeding with medicinal applications seems to be a really interesting field. Perhaps these two articles could meet your interest:
https://www.questjournals.org/jraas/pap ... 010810.pdf; https://onlinelibrary.wiley.com/doi/ful ... /php.13126
by roseus
Mon Sep 20, 2021 12:51 pm
Forum: Rose Hybridizers Association Forum
Topic: Modern Roses
Replies: 1
Views: 506

Re: Modern Roses

Great news! Many thanks for the good hint.
by roseus
Tue Jun 15, 2021 11:12 am
Forum: Rose Hybridizers Association Forum
Topic: ARS Rose Registrations
Replies: 5
Views: 1786

Re: ARS Rose Registrations

Has anyone experiences with new rose registrations on Modern Roses database and how it works? Many thanks for hints and assistance.
by roseus
Fri Nov 20, 2020 6:55 am
Forum: Rose Hybridizers Association Forum
Topic: Germinating in soil vs paper towel?
Replies: 8
Views: 1568

Re: Germinating in soil vs paper towel?

Here is the link: https://rosebreeders.org/embryoculture.pdf
Simple Embryo Culture for Plant Breeders, Donald J. Holeman, Rose Hybridizers Association
by roseus
Thu Nov 19, 2020 3:00 pm
Forum: Rose Hybridizers Association Forum
Topic: Germinating in soil vs paper towel?
Replies: 8
Views: 1568

Re: Germinating in soil vs paper towel?

My developed seed-starting mix contains a sterilized lightweight potting soil without fertilizer, which retains water well. In addition I use 1 part Quartz Sand, 1 part Perlite, 1 part Vermiculite and 1 part Worm Castings well mixed and slightly moisted. This composition will be put in airtightly se...
by roseus
Tue Nov 17, 2020 2:29 pm
Forum: Rose Hybridizers Association Forum
Topic: Will hips ripen indoors?
Replies: 7
Views: 1885

Re: Will hips ripen indoors?

I made my best experiences with putting stems (about 6 inch) with upper leaflets and hips in a pot with light humid flower soil without fertiliser in a little plastic or indoor greenhouse under LED daylight (6500 K), 10-12h per day, with one or two tomatoes and apples put around. The mixture of both...