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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. ...
闹羊花和八里麻(Rhododendron Molle Sieb.et Zucc.)的镇痛作用及毒性
闹羊花 八里麻(Rhododendron Molle Sieb.et Zucc.) 镇痛作用 毒性
2009/12/4
1.闹羊花,八里麻的各种剂型均具有一定的镇痛效力,其中以八里麻粉的作用较大.2.叙述了闹羊花、八里麻各种剂型的LD50或MLD.根据本实验八里麻的镇痛指数为28.9.本文写作中承中国科学院植物研究所南京中山植物园代为鉴定所试的闹羊花及八里麻,又中国药学会武汉分会代为购得八里麻,谨此志谢.又我组助理技术员罗道英同志协助操作.
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...
杜鹃属(Rhododendron L.)的地理分布及其起源问题的探讨
杜鹃属 起源 地理分布
2009/4/16
杜鹃是人们所熟知的高山花卉，以它丰富的种类、独特的景观、优美的姿态和艳丽的花朵吸引着不少分类学家、生态学家和园艺学家对它们进行了广泛的研究和引种。我们在编写西藏植物志和云南植物志的基础上，试图就该属植物的地理分布及其起源问题进行初步的探讨。
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...
Origin and Maintenance of Rhododendron x sochadzeae, a Fertile F1 Hybrid which Occupies an Ecotone between R. ponticum and R. caucasicum in Turkey
Species barriers reproductive isolation hybrid zones extrinsic fitness F1 advantage hybrid breakdown gene complexes Rhododendron
2010/3/19
Isolating barriers between sympatric interfertile species are maintained by processes that occur within their hybrid zones. Although the effects of intrinsic selection on hybrid fitness are well known...
Ecological Wood Anatomy of Turkish Rhododendron L. (Ericaceae). Intraspecific Variation
Intraspecific variation wood anatomy altitude Rhododendron Turkey
2010/3/23
Nesime MEREV, Hakkı YAVUZ Karadeniz Technical University, Faculty of Forestry, Department of Forest Engineering, Trabzon - TURKEY Abstract : The intraspecific relationships of selected wood anato...