1 “... environment. The objective of this Special Issue of Forests is to summarize state-of-art knowledge and report...”

2 “...-of-the-art knowledge and emerging opportunities for the development and demonstration of advanced neural...”

3 “...-of-the-art, and the latest findings published in the iron field, as well as to elucidate future directions....”

4 “...-of-the-art, and the latest findings published in the iron field, as well as to elucidate future directions....”