Agricultural nutrient research. Agricultural engineers evaluating a soil electrical conductivity map to estimate field nutrient levels and salinity in a vegetative treatment area. A Vegetative Treatment System (VTS) is a combination of treatment steps for managing surface runoff, in an effort to protect water quality in areas surrounding a farm. | |
Lizenzart: | Lizenzpflichtig |
Credit: | Science Photo Library / Ausmus, Stephen / US Department of Agriculture |
Bildgröße: | 3751 px × 2500 px |
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Eigentums-Rechte: | nicht erforderlich |
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