by Hall, J.B, McKinnon, B.R, Greiner, S.P, Whittier, W.D
Published in Journal of extension (01.06.2004)

by O. GEGORY, B.R. MCKINNON
Year of Publication 08.12.2004

by Minish, G.L, McKinnon, B.R
Published in Res Div Rep Va Polytech Inst and State Univ Res Div (1975)

by Gerken H.J. Jr, White H.E, McKinnon B.R
Published in Publication - Virginia Cooperative Extension Service (USA). no. 418-050 (1991)

by Collins, W.H, McKinnon, B.R, Mason, J.P
Published in American Society of Agricultural Engineers (Microfiche collection) (USA) (1987)

by Umberger, S.H. (Virginia Tech.), McKinnon, B.R, Eller, A.L. Jr
Published in Virginia Cooperative Extension Service (USA) (1991)