citrus black spot
ABSTRACT Resistance to citrus black spot by the analyses of disease progress curves
... spp.) black spot, caused by Guignardia citricarpa, is responsible for serious damage to citriculture in the State of São ...to citrus black spot, because these varieties are severely ...
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The effects of inter-crop cultivation Between rows of citrus crop on spreading of Guignardia citricarpa Ascospores and in the citrus black spot occurrence
... of 33 inspections were conducted weekly, from the end of August until early September the following year. A diagrammatic scale was used to determine the severity of the disease as well as the percentage of fruits having ...
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Interference of spray volume, fruit growth and rainfall on spray deposits in citrus black spot control periods
... Citrus black spot (CBS) caused by Guignardia citricarpa is one of the most serious Brazilian citrus ...deposition citrus fruit, as well as fruit growth and rainfall effects on spray ...
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Acceleration of the decomposition of Sicilian lemon leaves as an auxiliary measure in the control of citrus black spot
... In the current study, various treatments were used in the acceleration of decomposition in Sicilian lemon leaves as an auxiliary measure to control citrus black spot. The treatments tested were: 1) ...
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MOLECULAR DIAGNOSIS OF Guignardia citricarpa IN ASYMPTOMATIC SWEET ORANGE TISSUE
... – Citrus black spot, a fungal disease caused by the quarantine fungus Guignardia citricarpa, restricts the exportation of fresh fruit to countries in the European ...
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Susceptibility of fruits of the 'Valência' and 'Natal' sweet orange varieties to Guignardia citricarpa and the influence of the coexistence of healthy and symptomatic fruits
... on citrus black spot have suggested different behaviors may result when control of the disease is temporarily suspended after a number of successive years of ...
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In vitro effect of UV-C irradiation on Guignardia citricarpa and
... of citrus black spot that were achieved with the UV-C treatments which were tested were not regarded as satisfactory, low UV-C doses decreased the incidence of new black spot lesions in ...
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Control of Guignardia citricarpa by Bacillus subtilis and Trichoderma spp.
... of citrus black spot (CBS) is mainly carried out by the use of protective or systemic fungicides, either alone or in combination with or without mineral or vegetable oil (FUNDECITRUS, 1998; GOES et ...
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Aproveitamento da casca de citros na perspectiva de alimentos: prospecção da atividade antibacteriana.
... Os Citrus são as frutas mais produzidas e consumidas no mundo, principalmente laranjas, tangerinas, limas e limões (OLIVEIRA et al., 2008). O Brasil é o país que mais produz esse gênero, com 18.538.100 MT em 2008 ...
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Porta-enxertos para a lima-ácida-'Tahiti' na região de Bebedouro, SP.
... RESUMO - Foi instalado um experimento de seleção de porta-enxertos para a lima-ácida-‘Tahiti’ (Citrus latifolia Tanaka), em dezembro de 1988, na Estação Experimental de Citricultura de Bebedouro-SP, com o objetivo ...
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Características da variedade Fremont quando comparadas com as das tangerinas 'Ponkan' e 'Clementina Nules'.
... ABSTRACT – Commercial grown tangerines variety are mainly restricted to a few options such as Ponkan tangerine and Murcott tangor. The increasing number of varieties as well as the harvest extending season is important, ...
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Desenvolvimento vegetativo e custo de produção de porta-enxertos de citros em recipientes para fins de subenxertia.
... Abstract – The vegetative development and the estimation of the production cost of eleven citrus rootstocks for inarching were evaluated in different containers. 'Rangpur' lime cultivar Limeira (Citrus ...
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Temporal progress and spatial patterns of quiescent diseases in guava influenced by
... The progress rates of anthracnose and black spot were higher when crop residues were present (p ≤ 0.05), which suggests that both pathogens can survive in these residues that perpetuate within-field ...
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MOLECULAR AND PATHOGENIC VARIABILITY OF Drechslera ISOLATES FROM OATS
... and black leaf spot of oat (Avena sativa) caused by Drechslera avenae and Drechslera ...one black spot isolate, where the fragment length was approximately 550 ...
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Assessment of environmental quality through analysis of frequency of the black spot disease in an assemblage of fish, Guaíba lake, RS, Brazil
... the black spot disease in points 3 and 5 for the species ...the black spot disease and the best quality of the physicochemical parameters, as well as the repetition of the results in two ...
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Astyanax xavante, a new species of characid from middle rio Araguaia in the Cerrado region, Central Brazil (Characiformes: Characidae)
... correspond to A. fasciatus (Cuvier) [vs. a faint vertical humeral spot (Eigenmann, 1921)]. Therefore, these references suggest that they may have been incorrect identifications. The second species is A. ...
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AN EXPLORATION OF FACTORS AFFECTING DEVELOPMENT OF CITRUS INDUSTRY IN TANZANIA: EMPIRICAL EVIDENCE FROM MUHEZA DISTRICT, TANGA REGION
... of citrus fruits, production resulting from pest and diseases ...“Bactocera-dorsalis”. Citrus fruits spoiled because of “Bactocera-dorsalis” ...mangoes, citrus fruits and other tropical fruits, was ...
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EMBRYOGENIC CALLI INDUCTION FROM NUCELLAR TISSUE OF CITRUS CULTIVARS
... macronutrients + 500 mg.L -1 malt extract + 1.55 g.L -1 of glutamine]; and EBA [EME + 0.44 µµM 6- benzyladenine + 0.04 µµM 2,4 D]. Soft friable calli were obtained from ‘Cravo’ and ‘Ponkan’ mandarins (Citrus ...
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Identification key to the Gerridae (Insecta: Heteroptera: Gerromorpha) from the Amazon River floodplain, Brazil, with new records for the Brazilian Amazon
... This species can be distinguished from other Neotropi- cal Neogerris by the pronotum of apterous forms relatively short, usually reaching slightly beyond half length of mesonotum (Fig. 14), and the pronotum of alate ...
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Sequence analysis of three citrus viroids infecting a single Tunisian citrus tree (Citrus, reticulata, Clementine)
... multiple citrus infection with the ability to produce exocortis-like symptoms in the Japanese citron (Citrus sinensis) Cv Allanncio Belladonna and (C limon) Cv Feminello Apireno (accession numbers AB054592 ...
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