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In vascular attempts by the State Office for Agriculture in Hesse (LLH), promising results showed in 2023. In a substrate without phosphorus Was that Phosphorn use efficiency of Struvit comparable to that of triplesuperphosphat.
According to Oekolandbau.de, attempts in which a crop rotation of pasture grass, corn, green rye and potatoes in containers were grown with a substrate without phosphorus in the field that corn and potatoes, i.e. cultures with poor phosphorus appropriation, benefited from the Struvit.
Variants that were fertilized with raw phospat and undesigned variants cut off much worse. In this attempt there were hardly any differences between the use of diammonium phosphate and Struvit.
