Mixed metallic crystalline orthophosphates for the temporally controlled release of trace elements in the rhizodermal and epidermal areas of plants

摘要

In order to obtain an improved food stuff composition with respect to prior art, which releases the thus contained nutrients in a time-controlled manner in the rhizodermal and epidermal areas of the plants, the invention proposes a foodstuff composition for plants which contains at least one mixed metallic crystalline orthophosphate of the type [T