Ressources Etiqueté: Natural Pesticides
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Overzealous and indiscriminate use of many synthetic pesticides during recent decades in the control of plant pests has resulted in a number of environmental and toxicological problems. Reducing the release of synthetic chemicals into the environment requires that alternative sources of chemicals...
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01/01/2007 Ce livret donne un aperçu général des principales mesures non chimiques de protection des végétaux contre les insectes ravageurs. La plupart de ces méthodes ont un caractère préventif et reposent à la fois sur la planification et l'usage de pratiques agricoles visant à réduire les populations de...
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The symposium summarizes the presnet state of knowledge in the area, analyzes avilable information in the light of public concern, examines changes in or alternatives to the use of pesticides, and discusses the use of pesticides in conjunction with other pest control methods.
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Ressource principale 12/01/1986 Includes index. Translated by: John Coates. pests rice maize legumes vegetables fruits storage insecticidal plants ashes baits traps vegetable oils mineral substances
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01/01/1988 This book is intended to present a comprhensive picture of major pests and their managements, and is not intended as an exhaustive study of every possible pests found in many regions of this country.
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Ressource principale 01/01/1992 Includes chapters on: Principles of Preventive Crop Protection; Pests in Field and Store; Methods of Crop and Storage Protection; references; index. 2 editions
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01/01/2009 With growing consumer awareness about the dangers of garden chemicals, turn toThe Organic Gardener's Handbook of Natural Pest and Disease Control (by Fern Bradley) as the most reliable and comprehensive guide on the garden shelf. Rodale has been the category leader in organic methods for decades,...
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Naturally occurring insecticidal compounds can be extracted from neem seeds and sprayed onto crops to prevent pest insect damage. This 2 minute and 33 second animation explains how to sort neem fruits, dry them, remove their outer shells, sort the seeds, grind them, mix the powder in water,...
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Plants and animals produce many agents which can control life processes in insects or in other plants. Among them are attractants in insects, repellants in arthropods, insecticides in pyrethrum, in turnips, and in cruciferous crops, insect toxicants in crystalliferous bacteria, biologically...
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AccessAgriculture Training Video Des producteurs en Inde nous montrent comment les coccinelles tuent les cochenilles. En faisant tomber des cochenilles des plantes avec un puissant jet de pulvérisation, elles meurent. Pulvérisez l’huile de neem ou un extrait de feuilles amères mélangé à de l’eau...
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