Products tagged with 'Potato Petiole Analysis'
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£52.00
DIY Potato Petiole Analysis Kit- SA11.The lab will test for Nitrates (NO3), Phosphorus (P), Potassium (K), Calcium (Ca), Magnesium (Mg), Sulphur (S), Boron (B), Manganese (Mn) and Zinc (Zn).