LIBROS DEL AUTOR: agriculture department

188 resultados para LIBROS DEL AUTOR: agriculture department

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  • Collection and Preservation of Insects
    Arthur D. Cushman / Arthur DCushman / P. W. Oman / PWOman / U.S. Department of Agriculture / U.SDEPARTMENT OF AGRICULTURE
    Insects are from many kinds and differ greatly in their life histories and habits. From the viewpoint of man, some insects are injurious, some are unimportant, and some are beneficial. Because of these differences it is important to recognize insects, in order that our war against injurious species may be carried on effectively.Well-preserved and properly labeled specimens ar...
    Disponible

    21,73 €

  • Guide to Medicinal Plants of Appalachia, A
    Arnold Krochmal / et al. / U.S. Department of Agriculture / U.SDEPARTMENT OF AGRICULTURE
    Illustrated descriptions of 126 medicinal plants of the Appalachian region, with information for collectors about where the plant grows, parts used, reputed and recognized usages, flowering period, and common names. Plant collecting and preparation methods are also described. Glossary of pharmaceutical and botanical terms. ...
    Disponible

    32,82 €

  • Propagation of Trees and Shrubs
    Guy E. Yerkes / Guy EYerkes / U.S. Department of Agriculture / U.SDEPARTMENT OF AGRICULTURE
    This book describes briefly some of the methods frequently employed for the propagation of deciduous fruit trees as well as a number of the trees and shrubs used for the adornment of home grounds. Practical details concerning the care and handling of tree seeds, the culture of seedlings, the successive steps in the handling of cuttings, layers, grafts, and buds in order to succ...
    Disponible

    11,59 €

  • Major World Crop Areas and Climatic Profiles
    Joint Agricultural Weather Facility / U.S. Department of Agriculture / U.SDEPARTMENT OF AGRICULTURE
    This reference provides a framework for assessing the weather’s impact on world crop production by providing benchmark climate and crop data for key producing regions and countries. For each area, maps define the zones of concentration for major crops, and, temperature and precipitation by month at representative locations. Tables report historical averages of crop area, yiel...
    Disponible

    40,79 €

  • Florida Honey and its Hundred Uses and Beekeeping
    Florida Department of Agriculture
    CONTENTSHoney and its Hundred UsesHoney ProductionHoney FactsMinerals in Dark HoneyFlorida HoneyKinds of HoneyHoney CookeryHoney RecipesHoney Bees and Their ProductsThe Mystery of SweetsHoney and NutritionFlorida Laws Relating to HoneyTupelo HoneyBeekeepingForewordBeekeeping in FloridaFlorida Laws Relating to BeekeepingPollination of Subtropical Fruit PlantsHoneybees in Florida...
    Disponible

    28,35 €

  • Climate and Man
    US Department of Agriculture
    CONTENTS1941 Yearbook CommitteeForewordClimate and Man-A SummaryPart 1.-Climate as a World InfluenceClimatic Change Through the Ages - Climate and the World Pattern - The How and Why of Weather KnowledgePart 2.-Climate and Agricultural SettlementThe Settlement of the Humid East - Climate and Settlement of the Subhumid Lands - Climate and Settlement in the Great Plains - Climate...
    Disponible

    26,64 €

  • National Detector Dog Manual
    U.S. Department of Agriculture / U.SDEPARTMENT OF AGRICULTURE
    The National Detector Dog Manual covers background information, procedures, health care, and training related to detector dog activities.This manual is divided into five chapters:IntroductionProceduresHealth CareTrainingGlossaryAlso included are appendixes and an index. ...
    Disponible

    34,40 €

  • Living on a Few Acres
    U S. Department of Agriculture / U SDepartment of Agriculture
    ...
    Disponible

    32,76 €


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