Soil pesticides research. Soil scientist filtering soil samples for pesticide analysis while a technician (background) uses a rotary evaporator to process pesticide samples. This research is being carried out by the Agricultural Research Service (ARS) of the US Department of Agriculture. Photographed in the USA | |
Lizenzart: | Lizenzpflichtig |
Credit: | Science Photo Library / Greb, Peggy / US Department of Agriculture |
Bildgröße: | 2480 px × 3748 px |
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