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Jeffrey L. Littlefield
Research Scientist; Ph.D., 1986 University of Wyoming; M.S. 1980, University of Idaho; B.S. & B.S.F. 1975, University of New Hampshire. Biological control of weeds, including the determination of host and habitat specificity, bionomics, insect-plant interactions, quarantine screening, and field release of potential biocontrol agents.
Recent Publications:
- Wilson, L. and J. Littlefield. 2005. Proposed host specificity plant list for testing potential biological control agents of hoary cress, Lepidium draba, L. appelianum, perennial pepperweed, L. latifolium, and Dyer’s woad, Isatis tinctoria (Brassicaceae) in the United States and Canada. Submitted to USDA – APHIS – Technical Advisory Group (TAG). 47 p.
- Littlefield, J. L. and G.R. Cunningham. 2004. Host specificity testing of biological control agents of weeds. In Coombs, E.M., J.K. Clark, G.L. Piper, and A.F. Cofrancesco (eds.) Biological control of invasive plants in the United States. Pp: 32-37.
- deLillo, E., R. Baldari, M. Christofaro, J. Kashefi, J. Littlefield, R. Sobhian, and C. Tronci. 2003. Eriophyid mites for the biological control of knapweed: morphological and biological observations. In: Cullen, J.M., D.T Briese, D.J Kriticos, W.M Lonsdale, L. Morin and J.K. Scott (eds.). Proc. of XI International Symposium on the Biological Control of Weeds. Canberra, Australia. May 2003. Pp: 88-95.
- Littlefield, J. L., A. deMeij, and R. Sobhian. 2003. A petition for the introduction and field release of two Urophora flies (Urophora kasachstanica and Urophora xanthippe), for the biological control of Russian knapweed in North America. Submitted to the USDA-APHIS-Technical Advisory Group (TAG). 65 p.
- Littlefield, J. L. 2003. Spatial distribution and seasonal life history of Aceria malherbae Nuz. (Acari: Eriophyidae) on Convolvulus arvensis L. in Montana, USA. In: Cullen, J.M., D.T Briese, D.J Kriticos, W.M Lonsdale, L. Morin and J.K. Scott (eds.). Proc. of XI International Symposium on the Biological Control of Weeds. Canberra, Australia. May 2003. Pp: 607.
- Puliafico, K.P., J. L. Littlefield, G. Markin, and U. Schaffner. 2003. The use of molecular taxonomy in the exploration for cold hardy stains of the tansy ragwort flea beetle Longitarsus jacobaeae (Waterhouse) (Coleoptera: Chrysomelidae). In: Cullen, J.M., D.T Briese, D.J Kriticos, W.M Lonsdale, L. Morin and J.K. Scott (eds.). Proc. of XI International Symposium on the Biological Control of Weeds. Canberra, Australia. May 2003. Pp: 227.
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