Results 81 to 90 of about 6,497 (211)

Tecnologia para produção de mudas de citros: conservação do poder germinativo de sementes de 'Trifoliata'. [PDF]

open access: yes, 2018
bitstream/item/31617/1/comunicado88 ...
OLIVEIRA, R. P. de   +2 more
core  

The spread of new viral pathogens and phytoplasmas in cultivated plants and their risks

open access: yesFood Risk Assess Europe, Volume 4, Issue 1, January 2026.
Abstract The study contains a description of the genome and particles, spectrum of host plants, geographical distribution, forecast of spread and impacts on agricultural production, disease symptoms, life cycle, and means of protection in integrated and organic production in the Czech Republic for 22 plant viruses, 3 viroids and 4 phytoplasmas, in ...
wiley   +1 more source

Common mycorrhizal networks enhance defense responses against pathogens in neighboring plants

open access: yesiMetaOmics, Volume 2, Issue 1, March 2025.
The common mycorrhizal networks (CMNs) provide a channel for interplant communication, which enables plants of different species to prepare for pathogen infections without direct exposure. The CMNs change the microbial abundance and community structure of the neighboring plants following pathogen infection in the donor plants, which further enhances ...
Yingde Li   +6 more
wiley   +1 more source

Desempenho da tangerineira 'Span Americana' em diferentes porta-enxertos

open access: yesRevista Brasileira de Fruticultura, 2013
Este trabalho objetivou avaliar o crescimento vegetativo, a produção e a qualidade de frutos da tangerina 'Span Americana' em diferentes porta-enxertos, nas condições edafoclimáticas de Bebedouro-SP.
Simone Rodrigues da Silva   +4 more
doaj   +1 more source

Microenxertia de ápices caulinares de citros no laboratório de cultura de tecidos da EBDA. [PDF]

open access: yes, 2011
Diversos patógenos sistêmicos podem afetar a produção de citros no Brasil, como o Citrus tristeza virus (CTV), os viróides da exocorte (Citrus exocortis viroid, CEVd) e cachexia/ xiloporose (Hop stunt viroid, HSVd), o vírus da sorose (Citrus psorosis ...
BARBOSA, C. de J.   +4 more
core  

Citrus Black Spot Symptoms on Fruit Exposed to Phyllosticta citricarpa Infections at Different Developmental Stages

open access: yesPlant-Environment Interactions, Volume 6, Issue 1, February 2025.
ABSTRACT Citrus black spot (CBS), caused by Phyllosticta citricarpa, is an important fungal disease of citrus. Higher CBS severity has been associated with P. citricarpa infections at the young and green stages of fruit. The length of the fruit susceptibility period may be influenced by the amount of inoculum and the climate of the citrus growing ...
Providence Moyo   +3 more
wiley   +1 more source

Comportement en pépinière de trois porte-greffe d'agrumes (SRA, Corse) [PDF]

open access: yes, 1976
Des résultats de comptages effectués sur un nombre identique de plants d'agrumes, en pépinière, greffés sur 3 porte-greffe: bigaradier, citrange Troyer, Poncirus trifoliata montrent que ceux-ci ont plus d'avantages que le bigaradier tant du point de vue ...
Vullin, G.
core  

Escarificação química da semente para favorecer a emergência e o crescimento do porta-enxerto Trifoliata Seedcoat chemist scarification to optimize the emergency and growth of Trifoliata rootstock

open access: yesPesquisa Agropecuária Brasileira, 2006
O objetivo deste trabalho foi avaliar a emergência e o crescimento de plantas do porta-enxerto de citros Trifoliata [Poncirus trifoliata (L.) Raf.], provenientes de sementes escarificadas quimicamente.
Roberto Pedroso de Oliveira   +2 more
doaj   +1 more source

L'état sanitaire des agrumes en Corse. II. Données nouvelles sur les viroses [PDF]

open access: yes, 1962
Découverte et mise en évidence de l'Exocortis et du Stubborn à fruits en gland en Corse. Premiers résultats de l'indexation de la Psorose.
Bové, Joseph M., Vogel, Robert
core  

Maximum parsimony based resolution of inter-species phylogenetic relationships in citrus l. (Rutaceae) using its of rDNA [PDF]

open access: yes, 2014
The present study aims to analyse phylogenetic relationships, using internal transcribed spacer sequence data of ribosomal DNA (rDNA), across 24 Citrus species and close relatives by the evaluation of several parameters such as nucleotide substitution (r)
Amar, M.H.   +5 more
core   +1 more source

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