Leonard Gianessi presenting Spore Wars
Leonard Gianessi presenting Bugbusters
Leonard Gianessi presenting War of the Weeds
Leonard speaks at XS, Inc. about the importance of pesticides for the past 100 years.
Mr. Gianessi is interviewed by Green State TV about weeds and human rights!
Leonard discusses how herbicides help protect the environment.
Solving Africa’s Weed Problem: Press Conference
Solving Africa’s Weed Problem: Farmers Field Day Part 1
Solving Africa’s Weed Problem: Farmers Field Day Part 2
Leonard Gianessi presents at Syngenta in Greensboro, North Carolina.
Mr. Gianessi presents on sustainable potato production in America.