Ressources Etiqueté: Pest Control
165 correspondances trouvées (Affichage 41 - 50) Précédent | Suite
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19/06/1992 The U. S. Department of Agriculture is recommending that home gardeners use a cooking oil spray to control aphids, white flies and spider mites.Researchers claim that the oil spray is only about one-third as costly as commercial pesticides with equivalent effectiveness. Recipe for an oil and soap...
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19/06/1992 Solar heating of cowpeas for at least 45 minutes will kill weevils without affecting cooking or germination percentages.
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01/01/1987 Included in this publication are articles on biological control of citrus blackfly, white flies, certain citrus scale insects, Mexican bean beetle, and alligatorweed. Research 87, Institute of Food and Agricultural Sciences, University of Florida Florida Agricutural Research publication
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19/11/1997 Two methods for controlling ticks on goats in the tropics.
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19/11/1997 Preliminary research done by the USDAsuggests that the smoke of grapefruit leaves may help control varroa mites, which parasitize bees.
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20/03/2000 A method to protect gardens from leaf cutter ants (Atta sp.) using sweet potatoes.
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20/06/2000 Mosquito nets are effective in protecting people sleeping under them as long as the nets have no holes and people are not sleeping up against them. However, a mosquito will continue searching until it finds a way in or finds part of the body that is against the net where it can bite through....
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20/10/2001 Varroa mites (two strains of Varroa destructor), which parasitize the Western honey bee (Apis mellifera) over much of the world, can seriously weaken and even kill honey bee colonies. Some possibilities for control are discussed.
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01/07/2004 Pigeon pea plants are shaken gently so that the pod borer larvae fall off. As the larvae fall, they are collected on a sheet that is pulled along the ground between the rows of plants. A few hens follow and eat the protein-rich larvae.
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Les insectes et autres ravageurs peuvent constituer un obstacle majeur à la production alimentaire, surtout lorsque les ressources pour la lutte contre les ravageurs sont rares. Par exemple, dans Tuta EDN 133, nous avons répondu à une question sur les problèmes des mineuses des feuilles de la...
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