-  Volume 1: 1½ Method, Dutch Regulation

 

Appropriate method for substrates used in hydroponic or propagation crops, such as peat moss, coconut fiber / powder, palm fiber, burnt rice husk or substrates with physical characteristics similar to those mentioned.  Water is used as the extracting medium.

 

Standard analysis with determination of pH, EC, Macro- and Micronutrients:  NO 3 , NH 4 , P, K, Ca, Mg, SO 4 , Na, Cl-, Fe, Mn, Zn, Cu, B.