Results 1 to 10 of about 1,969 (97)

Sequence comparisons of plasmids pBJS-O of Spiroplasma citri and pSKU146 of S. kunkelii: implications for plasmid evolution [PDF]

open access: yesBMC Genomics, 2005
Background Spiroplasma citri BR3-3X and S. kunkelii CR2-3X cause serious diseases worldwide on citrus and maize species, respectively. S. citri BR3-3X harbors a plasmid, pBJS-Original (pBJS-O), that encodes the spiroplasma adhesion related protein 1 ...
Fletcher Jacqueline   +4 more
doaj   +6 more sources

Genetic variability of Brazilian phytoplasma and spiroplasma isolated from maize plants [PDF]

open access: yesPesquisa Agropecuária Brasileira, 2004
The objective of this work was to characterize the genetic variability of phytoplasma and Spiroplasma kunkelii isolated from maize plants showing symptoms of stunt collected from different Brazilian geographic regions.
Eliane Aparecida Gomes   +4 more
doaj   +1 more source

A Nightmare for Males? A Maternally Transmitted Male-Killing Bacterium and Strong Female Bias in a Green Lacewing Population. [PDF]

open access: yesPLoS ONE, 2016
For maternally transmitted microbes, a female-biased host sex ratio is of reproductive advantage. Here we found a strong female bias in a field population of the green lacewing, Mallada desjardinsi (Insecta; Neuroptera).
Masayuki Hayashi   +4 more
doaj   +1 more source

Characterization of components of resistance to Corn Stunt disease.

open access: yesPLoS ONE, 2020
Corn Stunt is an important disease in the Americas due to it high prevalence and the yield reductions that can cause when present. However, changes in the presence of this disease across years hampers the effective identification of resistant genotypes ...
José Darío Oleszczuk   +5 more
doaj   +1 more source

Corn Stunt Disease: An Ideal Insect–Microbial–Plant Pathosystem for Comprehensive Studies of Vector-Borne Plant Diseases of Corn

open access: yesPlants, 2020
Over 700 plant diseases identified as vector-borne negatively impact plant health and food security globally. The pest control of vector-borne diseases in agricultural settings is in urgent need of more effective tools.
Tara-kay L. Jones, Raul F. Medina
doaj   +1 more source

Genome analysis of Spiroplasma citri strains from different host plants and its leafhopper vectors

open access: yesBMC Genomics, 2021
Background Spiroplasma citri comprises a bacterial complex that cause diseases in citrus, horseradish, carrot, sesame, and also infects a wide array of ornamental and weed species. S.
Rachel Rattner   +12 more
doaj   +1 more source

First report of Maize striate mosaic virus, a mastrevirus infecting Zea mays in Argentina

open access: yes, 2023
New Disease Reports, Volume 47, Issue 2, April–June 2023.
A. Ruiz Posse   +6 more
wiley   +1 more source

Maize bush stunt and corn stunt: Diseases of corn caused by molicutes/
Enfezamentos vermelho e pálido: Doenças em milho causadas por molicutes

open access: yesSemina: Ciências Agrárias, 2001
Maize Bushy Stunt and Corn Stunt are diseases of corn caused respectively by a phytoplasma (maize bushy stunt phytoplasma) and by Spiroplasma kunkelii. Both agents are restricted to the floem vessels of diseased plants.
Nelson Sidnei Massola Júnior
doaj   +1 more source

Eficiência de inseticidas em tratamento de sementes de milho no controle da cigarrinha Dalbulus maidis (Hemiptera: Cicadellidae) em viveiro telado Insecticides efficiency in treatment of corn seeds to control leafhopper Dalbulus maidis (Hemiptera: Cicadellidae) in greenhouse

open access: yesCiência Rural, 2008
O objetivo deste trabalho foi verificar a eficiência de inseticidas no tratamento de sementes no controle da cigarrinha-do-milho em viveiro telado. Sementes de milho foram tratadas ou não com inseticidas (imidacloprid, thiamethoxan, thiodicarb + zn ...
Charles Martins de Oliveira   +3 more
doaj   +1 more source

Controle químico da cigarrinha-do-milho e incidência dos enfezamentos causados por molicutes Chemical control of corn leafhopper and incidence of corn stunting diseases caused by mollicutes

open access: yesPesquisa Agropecuária Brasileira, 2007
O objetivo deste trabalho foi verificar a eficiência do tratamento inseticida de sementes de milho no controle de Dalbulus maidis e na redução da incidência de enfezamentos em viveiro telado e em campo.
Charles Martins de Oliveira   +3 more
doaj   +1 more source

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