Editorial: Biostimulants in agriculture II: towards a sustainable future

• Maurizio Ruzzi,
• Giuseppe Colla,
• Youssef Rouphael

Affiliations

Maurizio Ruzzi

Department for Innovation in Biological, Agri-food and Forestry Systems, University of Tuscia, Viterbo, Italy

Giuseppe Colla

Department of Agriculture and Forest Sciences, University of Tuscia, Viterbo, Italy

Youssef Rouphael

Department of Agricultural Sciences, University of Naples Federico II, Portici, Italy