Guillermo holds a degree in Agricultural Engineering from the University of Vigo (Spain) and a degree in Agronomy from the…
Guillermo Rodrigo Barriero
Liliane Spendeler
Liliane is PhD in physics from the University of Grenoble (France) and is working for 25 years for an environmental…
John Beeby
John began his love of soil and learning how to improve them in 1990. After earning a BA in microbiology…