Introduction of new fungicides for disease control in vineyards
Date or time period: 1973
Latent infection of berries by Botrytis described for the first time by McLennan & Hewitt, and new fungicides were introduce to combat fungal diseases of grapevine: triazoles (triadimefon; Bayleton) in 1973, dicarboximides (iproione; Rovral) in 1974, vinclozolin and pyrimidines (inhibitors of sterol biosynthesis, e.g. fenamirol; Rubigan) in 1975, procymidone in 1976 and phenylamides (metalaxyl) in 1977