Results 11 to 20 of about 975 (148)

Isolation and Characterization of Pseudomonas sp. YU44 as Microbial Pesticide for Crown Gall Disease in Grapevine and Rose

open access: yesMicrobiology Research
Crown gall disease, caused by soil-borne bacterial pathogens, such as Allorhizobium vitis, poses a significant threat to grapevine cultivation in Japan, particularly under environmental conditions exacerbated by climate change. Effective chemical control
Chizuru Narushima   +2 more
doaj   +2 more sources

The resistance of rose cultivars to crown gall disease caused by different strains of Agrobacterium tumefaciens.

open access: yesJapanese Journal of Phytopathology, 2000
In vitroで継代培養している切りバラおよび台木9品種のシュートを用い,in vitro検定法で4系統のA. temufaciensを接種し,各品種の抵抗性について比較検討を行った.R. canina, R. canina ‘Pfander’の平均発病率は61%, 85%と高く,‘Lifirane’と‘PEKcougel’では17%以下と低かった.供試病原菌ではGOU1の発病率は供試9品種中の6品種で73%∼90%と高く,A208, G-Ag-27, C58clrif-RではR. canina ‘Pfander’において高く,それ以外では低かった.‘Dukat’, R.
ZHOU, L.   +4 more
openaire   +3 more sources

Patogenecidad de agrobacterium tumefaciens en algunas especies de plantas de flóres de exportación [PDF]

open access: yesAgronomía Colombiana, 1984
Tres aislamientos de tumefaelens Agrobaeterlum de rosa de las plantas afectadas con agalla de la corona en la Sabana de Bogotá se han caracterizado e identificado por pruebas de laboratorio y mediante la inoculación en plantas de tomate, zanahoria y ...
Ovalle Germán   +2 more
doaj   +1 more source

In Vitro Testing of Rose Rootstocks Resistance to Crown Gall Disease. [PDF]

open access: yesEngei Gakkai zasshi, 2000
application/pdf論文(Article)journal ...
Zhou, Lin   +5 more
core   +4 more sources

Study in the Crown Gall Disease and its Resistance Mechanism in Rose

open access: yesStudy in the Crown Gall Disease and its Resistance Mechanism in Rose
博士論文 (Doctoral dissertation)
TAN BIAN SEE
openaire   +1 more source

Crown Gall and Ethylene Content of Rose Plants1

open access: yesHortScience, 1975
Abstract Ethylene (C 2 H 4 ) was higher in the internal atmosphere of crown gall infected rose bushes than in healthy plants. C 2 H 4 was higher in the ...
D. R. Paterson   +2 more
openaire   +1 more source

Two Novel Genomospecies in the Agrobacterium tumefaciens Species Complex Associated with Rose Crown Gall [PDF]

open access: yesPhytopathology®, 2019
In this study, we explored the pathogenicity and phylogenetic position of Agrobacterium spp. strains isolated from crown gall tissues on annual, perennial, and ornamental plants in Iran. Of the 43 strains studied, 10 strains were identified as Allorhizobium vitis (formerly Agrobacterium vitis) using the species-specific primer pair PGF/PGR.
Hamzeh Mafakheri   +5 more
openaire   +3 more sources

The efficacy of biostimulants in the management of Agrobacterium tumefasciens the cause of crown gall disease of roses in Kericho, Kenya

open access: yesAfrican Journal of Biological Sciences, 2021
Experiments were conducted at James Finlay Kenya, Tarakwet farm in Kericho county to test the efficacy of various biostimulants, i.e., biozyme 2.5 ml/L, hicure 2.5 ml/L, foltron 2.0 ml/L, codamine radicular 2.0 ml/L, alexin 2.5 ml/L and control (water sprayed only) in controlling Agrobacterium tumefasciens the cause of crown gall disease in roses ...
Oniang'o Mary Opisa   +3 more
openaire   +2 more sources

Antibacterial effect of Artemisia and ginger extracts in controlling Agrobacterium tumefaciens in roses

open access: yes, 2021
Rose is the world’s most traded cut flowers with 74 % being produced in Kenya. Pests like spider mites, caterpillar, aphids, thrips, nematodes and diseases such as crown gall, downy mildew, powdery mildew and botrytis highly compromise rose production ...
Birgen, Jonah Kiprono   +3 more
core   +1 more source

Molecular Identification of Gall-forming Bacteria in Stone and Pome Fruits using the recA Gene Sequence [PDF]

open access: yesپژوهش‌های حفاظت گیاهان ایران
IntroductionCrown gall is an economically important plant disease that affects dicotyledonous and a few monocotyledonous plants in orchards, farms, and nurseries, worldwide. The disease is caused by Agrobacterium tumefaciens (Smith & Townsend, 1907) Conn
kayvan Farri   +3 more
doaj   +1 more source

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