In many other mineral fertilizer types worth to mention are also calcium and magnesium fertilizers, which contain oxides and carbonates of theese elements. We can classifie here special type of chalk.

While using fertilizers - whether natural or artificial - abave all it should be remembered for good planning and calculating the needs dictated by specific of crops and soil type. When fentilizers used in to little amounts there won't be expected crops, but using them in to high volumes might contribute a negative impact on the natural environment. Especially dangerous are accumulation of harmful compounds in plants and eutrofication of soil and surrounding water.