Results 1 to 10 of about 310,149 (331)

The Metarhizium anisopliae Strains Expressing dsRNA of the NlCHSA Enhance Virulence to the Brown Planthopper Nilaparvata lugens

open access: yesAgriculture, 2022
Metarhizium anisopliae is a broad-spectrum entomopathogenic fungus with large-scale applications in pest control; however, its slow-killing action is a limiting factor. To enhance fungal virulence, we constructed transgenic M.
Jun Hu   +4 more
doaj   +1 more source

Peculiarities of toxicodynamics and evaluation of hazard of the new avermectin class insecticides–abamectin and emamectin [PDF]

open access: yesMedičnì Perspektivi, 2014
Based on the expert-analytical study of literature and websites on the results of toxicological experiments of varying duration, a hygienic evaluation of the new class of insecticides – macrocyclic lactones: abamectin and emamectin was done. It was found
Shpak B.I.   +2 more
doaj   +3 more sources

Efficacy of insecticides against wheat thrips Haplothrips tritici Kurd. in winter wheat crops

open access: yesКарантин і захист рослин, 2023
Goal. To develop an effective system of winter wheat protection against wheat thrips Haplothrips tritici Kurd. Determine the technical effectiveness of insecticides Karate Zeon 050 CS, SC (lambda-cyhalothrin, 50 g/l); Match 050 ES, CE (lufenuron, 50 g/l);
Iu. Klechkovskyi   +2 more
doaj   +1 more source

Determination of pesticide toxicity parameters using probit-analysis

open access: yesКарантин і захист рослин, 2023
Goal of the research is to consider the main concepts used in the probit-analysis method, the features of its application to determine the toxicity of pesticides, in particular insecticides, acaricides and fungicides. Methods.
O. Shevchuk   +3 more
doaj   +1 more source

The efficacy of protection by modern insecticides in the industrial cherry plantations against cherry fruit fly pest

open access: yesКарантин і захист рослин, 2023
Goal. To investigate an efficacy of the insecticides Aktelik 500 ЕС, (pyrymyphos-methyl 500 g/l), Calipso 480 SС (thiacloprid, 480 g/l), Proclaim 50 SG (emamectyn benzoat, 50 g/ kg), Movento 100 SC (spirotetramate, 100 g/l), Exirel, СЕ (cyantraniliprole,
Y. Yanovskyi   +3 more
doaj   +1 more source

Pathogenicity induced by indigenous Beauveria bassiana isolate in different life stages of the cotton leafworm, Spodoptera littoralis (Boisduval) (Lepidoptera: Noctuidae) under laboratory conditions

open access: yesEgyptian Journal of Biological Pest Control, 2021
Background The invincible effects of the entomopathogenic fungi (EPF) under appropriate circumstances compensate for the flaws of chemical insecticides in the control programs. Beauveria bassiana is one of the most elaborated EPF of pest control all over
Yasmin Adel Fergani   +1 more
doaj   +1 more source

Disruption of a C69-Family Cysteine Dipeptidase Gene Enhances Heat Shock and UV-B Tolerances in Metarhizium acridum

open access: yesFrontiers in Microbiology, 2020
In fungi, peptidases play a crucial role in adaptability. At present, the roles of peptidases in ultraviolet (UV) and thermal tolerance are still unclear. In this study, a C69-family cysteine dipeptidase of the entomopathogenic fungus Metarhizium acridum,
Juan Li   +11 more
doaj   +1 more source

Management of diseases and insect-pests of French bean in Northwestern Indian Himalayan region using integrated approaches

open access: yesJournal of Horticultural Sciences, 2022
French bean (Phaseolus vulgaris L.) production is adversely affected by many pathogens and insect-pests worldwide. In the present investigation, effect of different bio-fortified composts, organic amendments, botanicals and pesticides were evaluated ...
Chandrashekara C   +7 more
doaj   +1 more source

The effect of the Rostov corn bug population on the sown winter wheat varieties and the used insecticides

open access: yesЗерновое хозяйство России, 2022
Winter wheat occupies the main share in the structure of agricultural land in the Rostov region. The main factor in the deterioration of high-quality grain production in this area is the corn bug. Agrotechnical measures and plant protection products used
A. V. Kapustkina, V. A. Khilevsky
doaj   +1 more source

RELATIVE TOXICITY OF SOME CHEMICAL PESTICIDES AGAINST JUTE HAIRY CATERPILLAR (SPILOSOMA OBLIQUA W.) IN TOSSA JUTE (CORCHORUS OLITORIUS L.) [PDF]

open access: yesMalaysian Journal of Sustainable Agriculture, 2021
Pesticides have been a major contributor to the growth of agricultural productivity and food supply. Pesticides were a key factor in significant agricultural productivity growth during the last century and continue to be a critical factor in reducing ...
Md. Sohanur Rahman   +4 more
doaj   +1 more source

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