Michigan State University horticulturist Dr. Greg Lang visited Stefano Musacchi in Italy in 2008, and subsequently invited him to speak at the International Fruit Tree Association annual conference in Grand Rapids, Michigan, in March. Musacchi joined the IFTA tour of Lang’s work with fruiting walls of sweet cherries growing in high tunnels at the MSU Southwest Research Station near Benton Harbor. Three weeks later, Lang returned to Italy to follow up on Musacchi’s work there at the ­University of Bologna. “It’s a way to get a fruiting wall with half the number of trees,” Lang said of Musacchi’s bi-axis work. […]