International soybean varıety experıment : Nınth report of results 1982 /

by Jackobs, Joseph A.
Published 1984

International soybean varıety experıment : Seventh report of results 1979 /

by Jackobs, Joseph A.
Published 1983

International Soybean Variety Experiment : Tenth report of results /

by Jackobs, Joseph A.
Published 1985

International Soybean Variety Experiment : Third report of results /

by Jackobs, Joseph A.
Published 1978

International Soybean Variety Experiment : Eighth report of results /

by Jackobs, Joseph A.
Published 1984