Results 41 to 50 of about 1,795 (203)
O objetivo desta pesquisa foi avaliar a dinâmica populacional de Phyllocnistis citrella Stainton, (Lepidoptera: Gracillariidae), o minador-dos-citros, em pomares de tangerineira Citrus deliciosa Tenore variedade Montenegrina e de tangoreiro híbrido ...
Cristiane Ramos de Jesus +2 more
doaj +1 more source
Abstract According to Article 12 of Regulation (EC) No 396/2005, EFSA has reviewed the maximum residue levels (MRLs) currently established at European level for the pesticide active substance tebufenozide. To assess the occurrence of tebufenozide residues in plants, processed commodities, rotational crops and livestock, EFSA considered the conclusions ...
European Food Safety Authority (EFSA) +24 more
wiley +1 more source
Probable consequences of the mitigation of citrus canker eradication methodology in São Paulo state [PDF]
Recentemente a Secretaria de Agricultura e Abastecimento do estado de São Paulo abrandou os critérios relacionados à erradicação do cancro cítrico. Em abril de 2009 mais de 99,8% dos talhões comerciais de laranjeiras doces estavam livres da doença em São
BARBOSA, José Carlos +3 more
core +2 more sources
Abstract Phyllocnistis citrella Stainton, commonly known as the citrus leafminer, threatens global citrus production. This study focuses on elucidating the population dynamics and spatial distribution of P. citrella in lemon orchards located in Northern Portugal.
Jaciley Costa +3 more
wiley +1 more source
Positive relationship between citrus leaf miner and alternaria brown spot
Alternaria brown spot, or ABS (Alternaria alternata), is the most prevalent fungal disease of tangerines in the world. Field observations have revealed ABS lesions on leaves wounded by the citrus leaf miner (CLM). Thus, the objective of this study was to
Fernando Alves de Azevedo +5 more
doaj +1 more source
Role of spontaneous plants as a reservoir of alternative hosts for Semielacher petiolatus (Girault) and Citrostichus phyllocnistoides (Narayanan) (Hymenoptera, Eulophidae) in citrus groves [PDF]
The role spontaneous plants could eventually play towards populations of two exotic parasitoids, Semielacher petiolatus (Girault) and Citrostichus phyllocnistoides (Narayanan), was investigated in five Sicilian citrus groves.
Caleca, Virgilio +2 more
core
Tetranychus urticae Koch is an important citrus pest that produces chlorotic spots on the leaves and scars on the fruit of affected trees. It is detected by visual inspection of the leaves.
María Gyomar Gonzalez-Gonzalez +3 more
doaj +1 more source
Phyllocnistis citrella (Stainton), is one of the most worrying pests in the citrus growing sector. Insects’ fat body is an important tissue where numerous metabolic processes take place; its significance can be clearly seen in its main functions, i.e ...
Gloria Valeria Vaca +2 more
doaj +1 more source
The incidence of generalist indigenous natural enemies of the citrus leafminer (CLM), Phyllocnistis citrella Stainton (Lepidoptera; Gracillariidae), was monitored during three growing seasons at two different orchards located in the major citrus-growing area of Spain. Composition of the parasitoid complex changed during the study period.
Urbaneja, Alberto +4 more
openaire +2 more sources
Chalcidoid parasitoids of Micrurapteryx sophorivora [Lepidoptera: Gracillariidae] in Kuluncak, Turkey [PDF]
This study deals with the parasitoids of Micrurapteryx sophorivora. Parasitoids of M. sophorivora were investigated on Robinia pseudoacacia in 2004 in the Kuluncak district, Turkey. Seven parasitoid species, Baryscapus nigroviolaceus, Cirrospilus pictus,
Gençer, Lütfiye, Seven, Selma
core +1 more source

