نتایج جستجو برای: commercial insecticides
تعداد نتایج: 152009 فیلتر نتایج به سال:
Abstract Background The Khapra beetle, Trogoderma granarium (Everts) (Coleoptera: Dermestidae) is one of the most destructive pests stored wheat and barley worldwide. broad practice insecticides has been connected with insect resistance development coupled renaissance treated primary insects, environmental contamination, toxicity to animals, man other non-target organisms. These harms have invi...
The indoor surface deposition and distribution of insecticides applied as foggers, baseboard or perimeter sprays, spot sprays and crack-and-crevice sprays represent distinct pathways of potential unintentional and unavoidable residential pesticide exposure of children and adults. Fogger, perimeter spray, crack-and-crevice, and spot sprays using registered commercial products were studied using ...
In New York State, a large number of both native and introduced insect and mite species attack apples grown in commercial apple orchards. Control of this pest complex is particularly challenging, because unlike the more arid apple production regions on the West Coast, apple orchards in N.Y. are commonly in close proximity to semi-wooded areas having an abundance of wild apple and hawthorn speci...
The structure-based design and synthesis of a series of novel neonicotinoid analogues are described. The novel neonicotinoid analogues were designed based upon the reaction of enamine derivatives with electron-withdrawing β-substituents with electrophilic thiocyanogen reagents. These compounds were characterized by spectroscopic methods. Bioassays indicated that some of the synthesized compound...
Phytoplasmas are phloem-limited, insect-transmitted, plant pathogenic bacteria that are responsible for hundreds of diseases world-wide. Because transmission occurs quickly, plants become infected before insecticides can act on the vector. The single most effective means of controlling the vector is to cover plants with insect exclusion netting; however, this is not practical for most commercia...
Thepotatopsyllid,Bactericera cockerelli(Sulc) (Hemiptera:Triozidae), is a seriouspest of potatoes (Solanum tuberosum L.) that can cause yield loss by direct feeding on crop plants and by vectoring a bacterial pathogen, Candidatus Liberibacer psyllaurous. Current pest management practices rely on the use of insecticides to control the potato psyllid to lower disease incidences and increase yield...
After more than 70 years of chemical pesticide use, modern agriculture is increasingly using biological control products. Resistances to conventional insecticides are wide spread, while those to bio-insecticides have raised less attention, and resistance management is frequently neglected. However, a good knowledge of the limitations of a new technique often provides greater sustainability. In ...
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