by French E.R
Year of Publication 1994

by French E.R
Published in Serie de Evaluacion de Tecnologia - CIP (CIP). no. 2 (1982)

by French E.R, Jatala P, Turkensteen J.L
Year of Publication 1977

by French E.R, Hebert T.T
Published in Libros y Materiales Educativos (IICA). no. 43 (1980)

by French E.R, Hebert T.T
Published in Libros y Materiales Educativos (IICA). no. 43 (1980)

by French E.R
Year of Publication 1995

by French, E.R
Published in CIP Circular (CIP) (1994)

by French, E.R
Year of Publication 1985

by French, E.R
Year of Publication 1984

by French, E.R
Year of Publication 1979

by French E.R
Year of Publication 1979

by French E.R
Year of Publication 1978

by French, E.R
Published in International Symposium on Key Problems and Potentialsfor Greater Use of the Potato in Dev World [Lima Peru] (1973)

by French, E. R.
Published in Phytopathology (1982)

by Slack S.A, French E.R
Year of Publication 1983

by Martin, C, French, E.R
Published in Technical Information Bulletin (CIP) (1985)

by Torres, H. (International Potato Center, Lima, Peru.), Pacheco, M.A, French, E.R
Published in American potato journal (01.06.1995)

by French, E.R, Mackay, G.R. (eds.) (CIP)
Year of Publication 1996

by French, E.R
Published in Fitopatologia (1977)

by Thurston, H.D, French, E.R
Published in International Symposium on Key Problems and Potentialsfor Greater Use of the Potato in Dev World [Lima Peru] (1973)