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Beneficial bacteria are added to enhance availability of plant nutrients and to help plants to resist stress
the instrument assumes that the electrode is clean and that the standardization curve created during the calibration process will remain a valid reference until the next calibration
humidity control is critical
temperature and pH probes and all necessary plumbing connections to install into the system
fertilizers
TrolMaster Weatherproof Box Replacement Filter Beneficial bacteria are added toThe BM 1 Weatherproof Box is designed for the protection for TrolMaster TS 1 2, HS 1 and ARS 1 controllers from dripping water and low pressure sprayed water.
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