Rechercher des projets européens

1 projets européens trouvés

Recherche sur 125080 projets européens

 TERMINÉ 
Background Agriculture based on the use of fertilisers accounts for 40-60% of the world’s food supply. The main nutrients – nitrogen (N), phosphorus (P) and potassium (K) – are elements that occur naturally in the environment but are removed with the harvesting of crops. Fertilisers replenish the soils with N, P, K and other nutrients, thereby helpi ...
Voir le projet

 5