To choose wisely and knowing the type of fertilizer that is right for you and your plants, it is important to know some basics.
The main fertilizers available in commerce in fact, are classified according to the weight percentage of so-called "elements of fertility which are divided into:
The main fertilizers available in commerce in fact, are classified according to the weight percentage of so-called "elements of fertility which are divided into:
- macronutrients: nitrogen (N), phosphorus (P) and potassium (K);
- mesoelementi: calcium (Ca), magnesium (Mg) and sulfur (S);
- microelements Boron (B), cobalt (Co), copper (Cu), iron (Fe), manganese (Mn), molybdenum (Mo) and zinc (Zn).
The title refers to the weight of the fertilizer product as it is marketed shall be indicated on the packaging or indicated on the certificates accompanying the goods.
The percentage difference between the declared and that found with the analysis must be specified for each fertilizer.
categories of fertilizers, natural or synthetic, are authorized for sale:
- simple mineral fertilizers that contain only one of the macro;
- Inorganic compound containing two or three macroelements;
- mesoelementi of mineral fertilizers that contain one of a mesoelementi;
- mineral fertilizers containing trace elements of one or more micro-nutrients;
- manure organic compounds formed by carbon source animal or plant tied to macro-organic form;
- organo-mineral fertilizers produced by the mixing of organic and mineral fertilizers.
modes of administration of the fertilizer plant mainly depend on the needs and characteristics of the soil, also in relation to the period of watering
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