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FOR PLANT NUTRITION
Working with the PE-Controller means working without chemical solutions.
Compost or garden soil can be directly measured between the plants.
Pot plants inside or on balconies and hydro-culture can quickly be tested.
The PE-Controller gives immediate results and also displays tendencies for fertilisation in the main growth phase of plants.
The PE-Controller actually prevents over-ferilisation or nutrition shortage
Complete measuring instrument contains : Box, nitrate-nitrogen measuring sticks, 9V battery, Measuring probe 200mm long, diameter 10mm, as well as instructions with table of cultivation values.
Cat. No. 8003 01012