The SPAD 502 Plus Chlorophyll Meter instantly measures chlorophyll content or “greenness” of your plants to reduce the risk of yield-limiting deficiencies or costly overfertilising. 
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Have you ever sat back and wondered...How much green energy YOU could generate at your home or business? How much money YOU could save? With the Power Predictor you can unlock the potential of your site & avoid spending thousands on analysis. 
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