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Spatiotemporal dynamics of citrus huanglongbing spread: a case study
(2018-09-01)
Citrus huanglongbing (HLB) is a severe disease caused by ‘Candidatus Liberibacter asiaticus’ and vectored by Diaphorina citri. In commercial orchards, where the disease is controlled by removal of trees with symptoms and ...
Some stigmaeid and eupalopsellid mites from citrus orchards in Brazil (Acari : Stigmaeidae and Eupalopsellidae)
(Indira Publishing House, 2002-06-01)
Two new citrus-inhabiting species in the family Stigmaeidae, Agistemus brasiliensis n. sp. and Zetzellia malvinae n. sp., are described from citrus plants in São Paulo State, Brazil. Also, Agistemus floridanus Gonzalez is ...
Probable consequences of the mitigation of citrus canker eradication methodology in Sao Paulo state
(SOC BRASILEIRA FITOPATHOLOGIA, 2010)
Probable consequences of the mitigation of citrus canker eradication methodology in Sao Paulo state Recently the Sao Paulo state government mitigated its citrus canker eradication methodology adopted since 1999. In April ...
Distribution and habitat preference of Carabidae and Staphylinidae (Coleoptera) in an orange orchard and a forest fragment
(Florida Entomological Soc, 2010-09-01)
A survey of Carabidae and Staphylinidae (Coleoptera) was conducted in a forest fragment and an orange orchard located in the Gaviao Peixoto municipality, São Paulo State, Brazil to identify dominant predator species that ...
Distribution and habitat preference of Carabidae and Staphylinidae (Coleoptera) in an orange orchard and a forest fragment
(2010-09-01)
A survey of Carabidae and Staphylinidae (Coleoptera) was conducted in a forest fragment and an orange orchard located in the Gavio Peixoto municipality, So Paulo State, Brazil to identify dominant predator species that may ...
Avaliação dos teores nutricionais em laranjeira 'Valência', sob fertirrigação
(2009-06-26)
This work aimed to compare fertigation to conventional fertilization in a five-year-old 'Valência' orange orchard, irrigated by microsprinklers. The conventional fertilization, using the recommended dosage for the crop, ...
Spatial genetic structure of coffee-associated xylella fastidiosa populations indicates that cross infection does not occur with sympatric citrus orchards
(2017-04-01)
Xylella fastidiosa, an economically important plant-pathogenic bacterium, infects both coffee and citrus trees in Brazil. Although X. fastidiosa in citrus is well studied, knowledge about the population structure of this ...
A convolutional neural network approach for counting and geolocating citrus-trees in UAV multispectral imagery
(Elsevier B.V., 2020-02-01)
Visual inspection has been a common practice to determine the number of plants in orchards, which is a labor-intensive and time-consuming task. Deep learning algorithms have demonstrated great potential for counting plants ...
Morphological and molecular characterization of Colletotrichum spp. from citrus orchards affected by postbloom fruit drop in Brazil
(Kluwer Academic Publ, 1997-05-01)
Brazilian isolates of Colletotrichum spp. from citrus orchards affected by postbloom fruit drop were examined for colony colour, mycelial growth, benomyl-resistance, pathogenicity, and genetic variability by random amplified ...