WATER AND NUTRIENT MANAGEMENT IN CROPS PRODUCTION.

摘要

The invention pertains to a controlled release fertilizer composite comprising at least 7 wt% of zeolite comprising clinoptilolite and mordenite, said composite further comprising nitrogen-comprising agricultural fertilizer, activated coal, molasses, and one or more binder materials.In an experimental study it was shown that the zeolite composite UTCS-12 according to the invention improved harvest yields with about 20 %.