Tob. Sci., 1981, 25-36, p. 128-130, ISSN. 0082-4523
Metalaxyl: efficacy for blue mold control and persistence on tobacco
Department of Environmental Biology, University of Guelph, Ontario, Canada; Provincial Pesticide Residue Testing Laboratory, Ontario Ministry of Agriculture and Food, c/o University of Guelph, Guelph, Ontario, Canada
Two to three foliar sprays of 0.12 kg ha-1 of metalaxyl effectively controlled tobacco blue mold. Metalaxyl residues after flue-curing were low (< 1 ppm). However, when leaf samples were flue-cured among leaves of a metalaxyl-treated crop, higher...