Tob. Sci., 1977, 21-01, p. 1-4, ISSN. 0082-4523
Residues from two formulations of methyl parathion on flue-cured tobacco
Pesticide Residue Research Laboratory and Department of Statistics, North Carolina State University, Raleigh, North Carolina USA
Immediately after field application of the encapsulated (ENCAP) formulation of methyl parathion, residues on bottom leaves of flue-cured tobacco averaged 15.6 and 26.2 ppm at the 0.56 and 1.12 kg/ha rates, respectively. Corresponding values for the...