"spraying"的搜索结果

female in nature spraying invasive plants

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helicopter spraying on sky

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man standing in the back of a jeep spraying a fly breeding city dump in edinburg texas

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demonstrating ddt hand spraying equipment while applying the insecticide

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demonstrates the use of ddt hand spraying equipment

标签: demonstrates,the,use,of,ddt,ha 浏览: 1

aircraft as it was spraying insecticide in order to help eliminate populations of possible disease causing mosquitoes

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these malaria control workers whod been spraying malathion to combat mosquito populations

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malaria control worker is demonstrating malathion spraying technique

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stearman bi plane is spraying an insecticide during malaria control operations in savannah ga

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men in a village in india spraying the insecticide ddt dichlorodiphenyltrichloroethan

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operator spraying the walls of a house with insecticide

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spraying pesticide on plants in his garden

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