"study"的搜索结果

study revealed the presence of a coating of debris adhered to the surface of this unidentified lizards skin

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man setting traps for rats during a plague study

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laboratorian is identifying fleas as one step in the collection of plague study data

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clinician obtaining a human blood sample from a child during an arbovirus study

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clinician is discharging blood collected from a small vertebrate during a 1974 arbovirus study

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birds tail is being temporarily marked with red paint for short term spotting during arbovirus field study

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an individual setting up a steel trap during an arboviral field study

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local pakistani man is having his blood tested during a 1977 malathion poison study

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this bird was captured within a net and will later be tested in an arbovirus study

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rabbit was caught in a national trap and was later tested during an arbovirus study

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men conducting a plague study in the san francisco area by capturing vector carrying rodents

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group of dead adult mosquitoes scattered uniformly throught the field of view during a vector control study

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these students in bong county liberia study by candlelight

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boys using new books to study

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study tour exposes a spa owner to different styles to manage her company

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