by Youngson C.R
Published in Down to earth (Midland, Mich.) (1982)

by Youngson, C.R, Goring, C.A.I
Published in Plant disease reporter (1970)

by Youngson, C.R, Turner, G.O, O'Melia, F.C
Published in Down to earth (Midland, Mich.) (01.09.1981)

by Youngson C.R, Turner G.O, O'Melia F.C
Published in Down to earth (Midland, Mich.) (1980)

by Hedlund, R.T, Youngson, C.R
Published in Advances in chemistry series (1972)

by Laskowski, D.A, O'Melia, F.C, Griffith, J.D, Regoli, A.J, Youngson, C.R, Goring, C.A.I
Published in Journal of environmental quality (01.01.1975)

by Meikle, R.W, Youngson, C.R, Hedlund, R.T, Goring, C.A.I, Hamaker, J.W, Addington, W.W
Published in Weed science (01.11.1973)

by Meikle, R.W, Youngson, C.R, Hedlung, R.T, Goring, C.A.I, Addington, W.W
Published in Weed science (01.05.1974)