Bags of sulphur fertiliser. Sulphur is present within all crops and plays a role in plant metabolism. It is an essential ingredient for the formation of plant proteins and amino acids. Most fertilisers containing sulphur will also contain nitrogen. | |
Lizenzart: | Lizenzpflichtig |
Credit: | Science Photo Library / Davies, Andy |
Bildgröße: | 4800 px × 3200 px |
Modell-Rechte: | nicht erforderlich |
Eigentums-Rechte: | nicht erforderlich |
Restrictions: |
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