Results 21 to 30 of about 117,587 (325)
Applied Sciences, 2023 We evaluated formulations of diatomaceous earth and zeolite originated from natural deposits from Greece as insecticides in concrete and steel surfaces for the control of three major beetle species of stored products: Sitophilus oryzae (L.) (Coleoptera ...
Georgia V. Baliota +1 more
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Agronomy, 2022 Pyrethrum is a perennial herbaceous plant endemic to the eastern coast of the Adriatic Sea, and introduced in large areas of nearly all continents, where it is cultivated for the industrial extraction of pyrethrins.
Caterina Catalano +6 more
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Agronomy, 2022 According to the European Directive 2009/128/EC and the subsequent provisions activated in member states, conventional pesticides should be progressively replaced by “non-chemical tools and/or measures”.
Carlo Duso +6 more
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Cocaine as a naturally occurring insecticide. [PDF]
Proceedings of the National Academy of Sciences, 1993 Although cocaine has a fascinating and complex medicinal history in man, its natural function in plants is unknown. The present studies demonstrate that cocaine exerts insecticidal effects at concentrations which occur naturally in coca leaves. Unlike its known action on dopamine reuptake in mammals, cocaine's pesticidal effects are shown to result ...
James A. Nathanson +3 more
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Applied Sciences, 2020 Laboratory bioassays were conducted to evaluate the insecticidal efficacy of a diatomaceous earth deposit from Greece, for a wide range of stored product insects. In this context, populations of five different insect species, Tribolium confusum Jacquelin
Georgia V. Baliota +1 more
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Guaiol - A Naturally Occurring Insecticidal Sesquiterpene [PDF]
Natural Product Communications, 2013 The dichloromethane fraction of Ferula ferulaeoides was analyzed by GC and GC-MS, and thirty-four compounds were identified. The main component in the fraction, guaiol (37.0%) was separated by chromatographic methods and identified from spectroscopic data, including 1H and 13C NMR, and X-ray crystallographic diffraction.
Mu Qing +3 more
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Plants, 2022 Spodoptera frugiperda is a major pest of maize crops. The application of synthetic insecticides and the use of Bt maize varieties are the principal strategies used for its control.
Virginia L. Usseglio +2 more
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Naturally occurring insecticides. [PDF]
Environmental Health Perspectives, 1976 Naturally occurring insecticides are abundant and varied in their effects, though but a few are articles of commerce. Even for these, pyrethrum, nicotine, rotenone, hellebore, ryania, and sabadilla, there is a paucity of information on mammalian toxicology and environmental effects.
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Impact of Reduced-Risk Insecticides on Soybean Aphid and Associated Natural Enemies [PDF]
, 2009 Insect predators in North America suppress Aphis glycinesMatsumura (Hemiptera: Aphididae) populations; however, insecticides are required when populations reach economically damaging levels. Currently, insecticides used to manage A.
Johnson, Kevin +3 more
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Fumigation and repellency of essential oils against Callosobruchus maculatus (Coleoptera: Chrysomelidae: Bruchinae) in cowpea [PDF]
Pesquisa Agropecuária Brasileira, 2017 : The objective of this work was to assess the fumigant and repellent effects of essential oils on adults of Callosobruchus maculatus and to identify the chemical composition of two of the tested essential oils.
José Vargas de Oliveira +5 more
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