Pesticides in Our Environment Part I-- The effects of the pesticide usage -- Keynote address by Coy McNabb, professor of Agricultural Economics at the University of Missouri at Columbia. -- also ft. Dr. Vernon Green, professor of Pharmacology at the UMKC School of Dentistry -- Leroy Korschgen, of the Missouri Conservation Commission at Columbia -- John Lower, Horticulture specialist with the Jackson County Extension Center of the University of Missouri -- Dr. Michelle Stern, professor of biology at UMKC