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Soil pH has a significant effect on the uptake of nutrients. For example, a highly alkaline (high pH) soil inhibits the absorption of micronutrients, while the amount of certain elements can become toxic. Too low (acidic) pH inhibits the absorption...
pH indicator coil pH indicator coil for use immersed in liquid. Unlike other pH indicator coils, the Duotest contains two different coloured scales. This improves the interpretability of the results and reduces the likelihood of incorrect readings....