Perumanl, P. A., J. R. Purdy, and D. N. Roy. 1981. Distribution of Dursban 4E on mature elm trees sprayed by hydraulic sprayer and mist blower. Pages 466-473 in E. S. Kondo, Y. Hiratsuka, and W. B. G. Denyer (eds.), Proceedings Dutch elm disease symposium and workshop, 5-9 October 1981. Canada Department of the Environment, Canadian Forestry Service and Province of Manitoba, Department of Natural Resources. 517 p.
Perumanl et al. 1981
Funded by the National Science Foundation PEET program (Partnerships for Enhancing Expertise in Taxonomy)
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