Biostimulants, soil improvers, bioprotectants: promoters of bio-intensification in plant production

The paper summarizes, after defining the meaning and agreed-upon usage of crucial key-concepts, the different perspectives of participants of the 10th Symposium Plant Protection and Plant Health International held on 23rd November 2021 on “Biostimulants, soil improvers, bioprotectants: promoters of bio-intensification in plant production” and the state of the art in the research on this topic. In total, 254 participants from 24 countries from around the world participated in the symposium, representing regulatory bodies, universities, federal research institutions, non-governmental associations, industry, advisors for plant protection, and practitioners of modern agricultural approaches. The results of presentations, discussions and post-symposium reactions are reported in this article.