by Drummond, R.O
Published in Journal of economic entomology (01.08.1988)

by Drummond, R.O
Published in Journal of economic entomology (01.04.1984)

by Drummond, R O, Miller, J A
Published in Experimental & applied acarology (01.09.1985)

by George, J.E., Davey, R.B., Ahrens, E.H., Pound, J.M., Drummond, R.O.
Published in Preventive veterinary medicine (01.12.1998)

by Drummond, R O, Ernst, S E, Trevino, J L, Gladney, W J, Graham, O H
Published in Journal of economic entomology (01.02.1973)

by Drummond, R O
Published in Journal of economic entomology (01.01.1981)

by Drummond, R O, Whetstone, T M, Miller, J A
Published in Journal of economic entomology (01.01.1981)

by Drummond, R O
Published in Journal of economic entomology (01.10.1966)

by Drummond, R O
Published in The Journal of parasitology (01.08.1966)

by Drummond, R O
Published in The Journal of parasitology (01.02.1966)

by DRUMMOND, R O
Published in The Journal of parasitology (01.04.1962)

by Drummond, R O, Whetstone, T M
Published in Journal of economic entomology (01.12.1973)

by Drummond, R O, Gladney, W J
Published in Journal of economic entomology (01.08.1969)

by DRUMMOND, R O
Published in International journal of radiation biology and related studies in physics, chemistry and medicine (01.01.1963)

by Drummond, R.O, Whetstone, T.M
Published in Journal of economic entomology (01.01.1974)

by Drummond, R O, Medley, J G
Published in Journal of economic entomology (01.12.1965)

by DRUMMOND, R O, MEDLEY, J G
Published in The Journal of parasitology (01.10.1964)

by Beadles, M.L, Drummond, R.O, Whetstone, T.M
Published in Journal of economic entomology (01.01.1973)

by Drummond, R O, Graham, O H
Published in Veterinary record (27.11.1965)

by Drummond, R.O, Darrow, D.I, Gladney, W.J
Published in Journal of economic entomology (01.01.1972)