DESCRIZIONE
The present invention discloses microcapsules containing a solid core comprising at least one essential oil mixed with a porous solid material, wherein this solid core is coated by at least one layer of a polyurea film and/or a polyurethane film or an amphipathic shell composed of a multivalent salt form of at least one alkanoic acid. Further are disclosed compositions comprising these microcapsules, and uses thereof in a variety of agricultural and environmental applications.