You can find many informations consulting our recent publication " Encapsulation of in vitro-derived explants: an innovative tool for nurseries" (Standardi A, Micheli M). In: Protocols for Micropropagation of selected economically-important horticultural plants, I edited by Lambardi M., Ozudogru E.A., Jain S.M., 01/2013: chapter 31: pages 397-418; Spinger -Humana Press., ISBN: 978-1-62703-073-1