92 publication(s) trouvée(s)
Article scientifique
Morphogenetic traits of the egg parasitoid Trichogramma for controlling certain date palms lepidopteran insect pests in the New Valley Governorate
Egg parasitoid Trichogramma strain (TNV) received from Kharga Oasis, New Valley Governorate, Egypt, is used in controlling certain date palm …
Article scientifique
Evaluation of some biocontrol agents to control Thompson seedless grapevine powdery mildew disease
This investigation aimed to evaluate the effect of some biocontrol agents against the powdery mildew of Thompson seedless grapevines. The …
Article scientifique
Induction of defense mechanisms involved in disease resistance of onion blight disease caused by Botrytis allii
Botrytis umbel blight caused by Botrytis allii is a major disease that attacks onion crop. In vitro, Trichoderma viride , …
Article scientifique
Effect of gamma irradiation on the susceptibility of the cotton leaf worm, Spodoptera littoralis (Boisd.) (Lepidoptera: Noctuidae) to the infection with nucleopolyhedrosis virus
The sensitivity of irradiated cotton leaf worm, Spodoptera littoralis (Boisd.) (Lepidoptera: Noctuidae), to infection with nucleopolyhedrosis virus (SpliNPV) was evaluated. …
Article scientifique
Optimizing production of a biopesticide protectant by black yeast
Abstract Natural protection of the Bacillus thuringiensis-based biopesticides from inactivation by the UV component of the cosmic rays constitutes a …
Article scientifique
Control of Culex pipiens (Diptera: Culicidae), the vector of lymphatic filariasis, using irradiated and non-irradiated entomopathogenic nematode, Steinernema scapterisci (Rhabditida: Steinernematidae)
The goal of this work was to investigate the effect of gamma irradiated entomopathogenic nematode EPN; Steinernema scapterisci on third …
Article scientifique
Control of Fusarium wilt in wheat seedlings by grain priming with defensin-like protein
The exogenous application of natural plant resistance inducer is a new interesting way for disease management. From this point of …
Article scientifique
On the control of the cotton aphid, Aphis gossypii Glov. (Hemiptera: Aphididae), on cucumber in greenhouses
The objective of this study was to apply a biological control program on cucumber crop under greenhouse conditions, using biological …
Article scientifique
The role of Bacillus megaterium and other bio-agents in controlling root-knot nematodes infecting sugar beet under field conditions
A micro-plot field experiment was conducted in loamy soil naturally infested with Meloidogyne spp. to assess the potential of bio-agents …
Article scientifique
Efficacy of Bacillus thuringiensis israelensis (Bti) and four plant extracts on the mortality and development of Culex quinquefasciatus Say (Diptera: Cullicidae)
The efficacy of the bio-insecticide, Bacillus thuringiensis var. israelensis ( Bti ), and four plant-ethanol extracts Cinnamomum osmophloeum , Matricaria …
Article scientifique
Influence of some environmental conditions on stability and activity of Bacillus thuringiensis formulations against the cotton leaf worm, Spodoptera littoralis (Boisd.) (Lepidoptera: Noctuidae)
The entomopathogenic bacterium Bacillus thuringiensis ( Bt ) has been used in crop protection for the last 70 years; however, …
Article scientifique
Biocontrol of Pseudomonas syringae pv. syringae affecting citrus orchards in Tunisia by using indigenous Bacillus spp. and garlic extract
Citrus blast and black pit that became increasingly important bacterial diseases are caused by Pseudomonas syringae pv. syringae . This …
Article scientifique
Biological control of Podosphaera xanthii the causal agent of squash powdery mildew disease by upregulation of defense-related enzymes
Squash ( Cucurbita pepo L.), one of the most important vegetable crops for human nutrition all over the world, is …
Article scientifique
Phylogenic and antagonistic characteristics of novel Bacillus cereus isolates against desert locust, Schistocerca gregaria Forskal (Orthoptera: Acrididae)
Thirty bacterial strains were successfully isolated from dead/diseased nymphs of the desert locust Schistocerca gregaria Forskal (Orthoptera: Acrididae) occurred in …
Article scientifique
Genetically engineered (modified) crops (Bacillus thuringiensis crops) and the world controversy on their safety
Abstract Bacillus thuringiensis (Bt) crops are plants genetically engineered (modified) to contain the endospore (or crystal) toxins of the bacterium, …
Article scientifique
A selection index of multiple quantitative traits of the predator Cryptolaemus montrouzieri (Mulsant) (Coleoptera: Coccinellidae) through 12 inbreeding generations
Morphobiological indicators and selection index are helpful tools to obtain promising genotypes and selecting multiple traits for genetic improvement of …
Article scientifique
Maximizing the efficacy of Trichoderma to control Cephalosporium maydis, causing maize late wilt disease, using freshwater microalgae extracts
The main goal of this study was enhancing the biocontrol activity of Trichoderma spp. ( T. harzianum , T. koningii …
Article scientifique
Orius albidipennis (Rueter) as an effective biocontrol agent against Tetranychus urticae Koch on pepper crops in greenhouse in Egypt
The present study was carried out in greenhouses, on sweet pepper crops, during the winter plantations 2015–2016 and 2016–2017 in …
Article scientifique
Detection of antibacterial protein in Bacillus sphaericus-treated Culex pipiens (Diptera: Culicidae)
Antimicrobial peptides (AMPs) constitute a major arm of defense in mosquitoes against microbes. The purpose of this study was to …
Article scientifique
Ultrastructural alterations in the midgut of Bacillus sphaericus-treated Culex pipiens (Diptera: Culicidae) larvae
The ultrastructure alterations were described in the midgut of Culex pipiens (Diptera: Culicidae) larvae following Bacillus sphaericus treatment. Two hours …