Tecnologia para produção de mudas de citros: conservação do poder germinativo de sementes de 'Trifoliata'. [PDF]
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
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
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
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]
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
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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]
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
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]
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
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Maximum parsimony based resolution of inter-species phylogenetic relationships in citrus l. (Rutaceae) using its of rDNA [PDF]
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

