Search for: [Abstract = "The most dynamic decomposition of phosphorus organic combination measured by the activity of phosphates base takes place in the soil which undergoes fodder\-cereal usage system and Lucerne is the basis for cultivation. The phosphates activity varied depending on the level of fertilization from 87\-132 mmol PNP .kg\-1 soil. ha\-1.The decomposition of phosphorus components in the soil on which rape and wheat was cultivated alternately was considerably slower."]