搜索结果: 1-7 共查到“农学 Rhododendron L.”相关记录7条 . 查询时间(0.046 秒)
New records of Chrysomyxa rhododendri on Rhododendron species
Rhododendron hippophaeoides Rh. obtusum
2015/3/2
In the spring of 2008, leaf spot was observed on Rhododendron hippophaeoides and Rhododendron obtusum;
the causal agent was identified as the rust Chrysomyxa rhododendri. The rust occurs primarily i...
First records of the rhododendron leafhopper (Graphocephala fennahi) (Hemiptera: Auchenorrhyncha: Cicadellidae) from the Czech Republic
Homoptera insect invasions ornamental horticulture plant-animal interactions
2015/2/2
In summer and autumn of 2004 the cicadellid leafhopper species Graphocephala fennahi was detected in the Czech Republic for the first time as a new alien insect species feeding on Rhododendron. The sp...
Growth regulator effect on in vitro regeneration of rhododendron cultivars
Rhododendron L. growth regulators shoot regeneration multiplication shoot rooting
2015/1/24
In Rhododendron L. cv. Azuro, Bohumil Kavka, Catharine van Toll, Grandiflorum, Mars, Nova Zembla, Ortrud, Ovation, Prof. Scholz, Purple Splendour, Rebe and Van Werden Poelman, the effect of growth reg...
Interspecific Hybridization between Kurume Azalea and Scaly Rhododendrons, Rhododendron keiskei Miq. and R. mucronalutum Turcz. var. ciliatum Nakai
distant hybridization evergreen azalea PCR-SSCP post-mating barrier
2010/11/24
The usefulness of scaly rhododendrons in hybridizing with Kurume azalea (cultivar group of Rhododendron × obtusum) cultivars was examined in order to expand the variations of the Kurume azalea group. ...
Evaluation of Genetic Resources of Rhododendron ripense Makino in San-in Area,Japan,Based on Morphological Characters and Chloroplast DNA Polymorphism
genetic diversity PCR-SSCP analysis principal component analysis
2009/7/7
The natural populations of Rhododendron ripense Makino distributed in the San-in and Shikoku area, Japan, were investigated for the application in breeding materials. Genetic diversity was evaluated b...
A Study on Turkish Rhododendron L.（Ericaceae）
Wood Anatomy Morphology Palinology Turkish Rhododendron Ericaceae
2009/1/14
Some of the Turkish Rhododendron L. taxa need wood anatomical and palynological studies for their certain determination together with morphological studies. Therefore, some of them were studied and a ...
The Replication of the Purple-flowered Rhododendron（Rhododendron ponticum L.）by Seed and Chances of Survival in Replanting in Different Media
Rhododendron Rhododendron ponticum L. replicate by seed
2009/1/12
This study investigates the germination, replanting and survival of Rhododendron ponticum, a species native to Turkey, in different media. The conditions of the germination medium were first investiga...