نتایج جستجو برای: leafminer
تعداد نتایج: 525 فیلتر نتایج به سال:
The citrus leafminer, Phyllocnistis citrella Stainton (Lepidoptera: Gracillariidae), is an important pest of commercial citrus production throughout the world (Heppner 1993). Larvae damage leaves by creating serpentine feeding mines, which have been shown to reduce yield (Peña et al. 2000). More importantly,
A grapevine leafminer found recently in table grape orchards and vineyards in the Paarl region (Western Cape, South Africa) is described as Holocacistacapensis sp. n. It has also been found on native Rhoicissusdigitata and bred on that species in the laboratory. It is closely related to Holocacistasalutans (Meyrick, 1921), comb. n. (from Antispila), described from Durban in KwaZulu-Natal, but w...
a survey was conducted to identify leafminer flies (diptera: agromyzidae) in shiraz from april 2004 to november 2005. among the collected specimens, five species are new records for iran. the identifications were confirmed by dr. civelek (turkey) and dr. henshaw (uk). all specimens were deposited in the insect collection of jahrom azad university.
Tomato leafminer, Tuta absoluta (Meyrick), (Lepidoptera: Gelechiidae), poses severe threats to sustainable tomato production globally with a high capacity develop resistance pesticides. Recently, the management programs for this cosmopolitan pest have relied on combinations of chemical insecticides which exacerbate problems cross-resistance and adverse environmental effects. A novel concept int...
Abstract Background Effects of entomopathogenic fungi (EPF); Beauveria bassiana , Isaria fumosorosea and Pupureocillium lilacinum against tomato leafminer, Tuta absoluta (Meyrick) (Lepidoptera: Gelechiidae), which is one the most economic pests tomato, were investigated in Petri dish, pot greenhouse experiments. Commercial bioinsecticide Met 52 was also used In dish trials, I. applied to third ...
Because insect herbivores generally suffer from high mortality due to their natural enemies, reducing the risk of being located by natural enemies is of critical importance for them, forcing them to develop a variety of defensive measures. Larvae of leaf-mining insects lead a sedentary life inside a leaf and make conspicuous feeding tracks called mines, exposing themselves to the potential risk...
The pea leafminer, Liriomyza huidobrensis (Diptera: Agromyzidae), is a highly polyphagous insect pest of global distribution. L. huidobrensis feeds and lays its eggs on leaf tissue and reduces crop marketability because of stippling and mining damage. In field insecticide trials, it was observed that stippling was reduced on plants treated with surfactant alone. The objectives of this study wer...
Routine measures used to control the larval stages of non-statutory leafminer species in the United Kingdom rely largely on either the use of the braconid parasitoid Dacnusa sibirica Telenga and the eulophid wasp Diglyphus isaea Walker as, for example, in tomato crops, or on chemical insecticides for control in leafy salad and ornamental plants (Garthwaite and Thomas, 2001). The availability of...
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