by Sharples,G.C, Todd,F.E, McGregor,S.E, Nilne,R.L
Published in Proc.Am.Soc.Hort.Sci (1965)

by Thompson,D.J
Published in Proc.Am.Soc.Hort.Sci (1962)

by Yamane,G.M, Nakasone,K.Y
Published in Proc.Am.Soc.Hort.Sci (1961)

by James,E, Massey,J.H, Corley,W.L
Published in Proc.Am.Soc.Hort.Sci (1960)

by Thompson,R.C, Whitaker,T.W, Bohn,G.W, Horn,C.W.van
Published in Proc.Am.Soc.Hort.Sci (1958)

by Richardson,R.W, Alvarez,E
Published in Proc.Am.Soc.Hort.Sci (1957)

by Soost,R.K
Published in Proc.Am.Soc.Hort.Sci (1956)

by Whitaker,T.W
Published in Proc.Am.Soc.Hort.Sci (1952)

by Welch,J.E, Grimball,E.L
Published in Proc.Am.Soc.Hort.Sci (1951)

by Zobel,M.P, Davis,G.N
Published in Proc.Am.Soc.Hort.Sci (1949)

by Singh,S, Boynton,D
Published in Proc.Am.Soc.Hort.Sci (1949)

by Ivanoff,S.S
Published in Proc.Am.Soc.Hort.Sci (1947)

by Schroeder,C.A
Published in Proc.Am.Soc.Hort.Sci (1947)

by Rick,C.M
Published in Proc.Am.Soc.Hort.Sci (1947)

by Whitaker,T.W, Pryor,D.E
Published in Proc.Am.Soc.Hort.Sci (1946)

by Sparks,W.C, Binkley,A.M
Published in Proc.Am.Soc.Hort.Sci (1946)

by Morrow,E.B
Published in Proc.Am.Soc.Hort.Sci (1943)

by Snyder,J.C
Published in Proc.Am.Soc.Hort.Sci (1942)

by Seaton,H.L, Kremer,J.C
Published in Proc.Am.Soc.Hort.Sci (1939)

by Overley,F.L, Overholser,E.L
Published in Proc.Am.Soc.Hort.Sci (1938)