Summit Agro Launches Regev Hybrid Fungicide in the US May 12, 2020 | Agrochemicals, Biologicals, News Your subscription level does not currently cover this area of our services. Please contact us to find out how to gain access. Username or E-mail Password * Remember Me Forgot Password Tags: difenoconazole, Fungicides, North America, Product Introductions, STK, Summit Agro, USA