Impact of biosolids on crops. Agronomist comparing wheat (Triticum sp.) plants grown in soils that have had biosolids (sludge) added to them. Yields from some biosolid amendments were higher, but yields from lime-treated biosolids were severely reduced. The unhealthy plant on the left is growing in soil amended with lime-treated biosolids. | |
Lizenzart: | Lizenzpflichtig |
Credit: | Science Photo Library / Ausmus, Stephen / US Department of Agriculture |
Bildgröße: | 2500 px × 3437 px |
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