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What is the best chelate for your situation! | English | 9-9-2011 15:17 - Ronald Valke

In my first blog I talked about pH control. pH control is very important for the uptake off nutrients by the plant. Especially the Iron (Fe) and Manganese (Mn) uptake can be very problematic when the pH is too high.

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Fertilisation is more than adding fertilizers! | English | 27-7-2011 13:48 - Ronald Valke

With the free available Haifast software (http://www.haifa-group.com/knowledge_center/expert_sofwares/haifast.aspx) it’s very easy to make a good calculation for the fertilizer composition.

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