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1كتاب
المؤلفون: Environmental Monitoring for Public Access and Community Tracking Program (U.S.), National Risk Management Research Laboratory (U.S.). Office of Research and Development
المساهمون: Library of Congress
مصطلحات موضوعية: Dust control, Environmental aspects, Environmental education, Environmental monitoring, Lead, New York (State), Syracuse
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2كتاب
المساهمون: U.S. Department of Agriculture, National Agricultural Library
مصطلحات موضوعية: Accidents, Agriculture, Dust explosions, Grain dust, Northwestern States
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3كتاب
المساهمون: U.S. Department of Agriculture, National Agricultural Library
مصطلحات موضوعية: Accidents, Agriculture, Dust explosions, Grain dust, Pennsylvania
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4كتاب
المساهمون: U.S. Department of Agriculture, National Agricultural Library
مصطلحات موضوعية: Accidents, Agriculture, Dust explosions, Grain dust, Pennsylvania
الوصول الحر: https://www.biodiversitylibrary.org/item/190910Test
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5كتاب
المساهمون: U.S. Department of Agriculture, National Agricultural Library
مصطلحات موضوعية: Accidents, Agriculture, Dust explosions, Grain dust, Northwestern States
الوصول الحر: https://www.biodiversitylibrary.org/item/190588Test
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6كتاب
المساهمون: University Library, University of Illinois Urbana Champaign
مصطلحات موضوعية: Air quality, Dust, Environmental monitoring, Illinois, Measurement
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7كتاب
المؤلفون: Gatz, Donald F., Chu, Lih-Ching, Wiley, Susan T., Illinois. Dept. of Energy and Natural Resources
المساهمون: University Library, University of Illinois Urbana Champaign
مصطلحات موضوعية: Air, Dust, Environmental monitoring, Illinois, Measurement, Pollution
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8كتاب
المساهمون: U.S. Department of Agriculture, National Agricultural Library
مصطلحات موضوعية: (Hugh Hammond), Agricultural machinery, Archival resources, Archives, Bennett, Hugh H, Dust storms, Flood damage, Kansas, Nebraska, Photographs, Soil conservation, Soil erosion, soil texture, United States, Wind erosion
الوقت: 1881-1960
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9كتاب
المساهمون: U.S. Department of Agriculture, National Agricultural Library
مصطلحات موضوعية: (Hugh Hammond), Alfalfa, Archival resources, Archives, Arizona, Bennett, Hugh H, Crops, Dust storms, Effect of floods on, Flood damage, Grasses, Grazing, Landscapes, New Mexico, Photograph collections, Photographs, Sheep, Soil erosion, soil texture, United States, Utah, Wind erosion
الوقت: 1881-1960
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10كتاب
المساهمون: U.S. Department of Agriculture, National Agricultural Library
مصطلحات موضوعية: Dust control, Maintenance and repair, Roads