gloved hand hold yellow indicator paper over sprout with forceps close |
||||||||||||||||||||||||||||||||||||||||
| navigate by keyword : microbiology ecology study natural equipment biochemistry environment education development woman gene greenhouse laboratory plant science research biology agriculture chemistry biotechnology pharmaceutical glass agronomy test experiment breeding flask tube genetic green university culture growth botany sprout flower flora liquid water alkaline soil color litmus acid balance neutral base indicator acidic |
||||||||||||||||||||||||||||||||||||||||
|
||||||||||||||||||||||||||||||||||||||||
| Gloved hand hold yellow indicator paper over sprout with forceps close-up. Ph test strip with high contrast and sensitivity. Woman conduct experiment with plant. On table there is glass flask with shoot in ground close-up. |
||||||||||||||||||||||||||||||||||||||||
|
Stockphotos.ro (c) 2025. All stock photos are provided by Dreamstime and are copyrighted by their respective owners. |
||||||||||||||||||||||||||||||||||||||||
