Recursos Etiquetado: Natural Pesticides
30 Artículos encontrados (Mostrando 11 - 20) Anterior | Próximo
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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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1/1/2007 This booklet gives an overview of the main non-chemical measures for protecting crops from pests. Most of the measures are preventative, and involve planning and farming practices that will reduce pest numbers and the damage they do. It covers insects, mites, micro-organisms and weeds, and...
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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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Recurso clave 12/1/1986 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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1/1/1988 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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Recurso clave 1/1/1992 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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1/1/2009 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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En este video mostramos una técnica para elaborar un insecticida natural con los frutos del árbol del paraíso también conocido como Neem. Este árbol crece en regiones subtropicales de la India, África y de las Américas. Este insecticida ha sido probado en distintos cultivos como por ejemplo el...
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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 La manera más fácil de detectar a los gorgojos es con bandas pegajosas, que se compran en la agropecuaria. Cuando hay frutos tiernos, queme las hojas de algunas plantas. El humo no mata a los insectos, pero los ahuyenta. Destruya los frutos caídos y semillas en 3...
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