by Hunter R.E, Tukey R.B, Askham L.R
Published in PNW - Pacific Northwest Cooperative Extension Publication - Oregon State University (1985)

by Doran S.M, Tukey R.B, Hunter R.E
Published in EM - Cooperative Extension Service (1977)

by Schotzko, R.T, Tukey, R.B
Published in Extension Bulletin - Washington State University (01.09.1983)

by Tukey R.B, Raese J.T
Published in Extension bulletin - Washington State University (1991)

by Tukey R.B
Published in Washington State Horticultural Association Proceedings (1982)

by Tukey, R.B
Published in Extension bulletin - Washington State University, Cooperative Extension Service (USA) (01.09.1981)

by Tukey R.B
Published in Acta Horticulturae (Netherlands). no. 114 (1981)

by Tukey, R.B
Published in Washington State Horticultural Association Proceedings (USA) (1983)

by Tukey, R.B
Published in Washington State Horticultural Association Proceedings (USA) (1982)

by Tukey R.B
Published in Washington State Horticultural Association Proceedings (1976)

by Tukey, R.B
Published in Agrichemical Age (USA) (01.11.1976)

by Tukey, R.B
Published in Washington State Horticultural Association Proceedings (USA) (1976)

by Tukey, R.B
Published in Oreg Hort Soc Proc (1972)

by Tukey, R.B
Published in Fruit Var Hort Dig (1971)

by Tukey, R.B
Published in Wash State Univ Ext Em (1970)

by Tukey, R.B
Published in Wash State Hort Assoc Proc (1969)

by Tukey, R.B
Published in Ill State Hort Soc Trans (1968)

by Tukey, R.B. (Washington State University), Schotzko, R.T
Published in PNW - Pacific Northwest Extension Publication, Washington, Oregon, and Idaho State Universities, Cooperative Extension Service (USA) (01.10.1988)

by Dow, A.I, Tukey, R.B
Published in Extension bulletin - Washington State University, Cooperative Extension Service (USA) (01.07.1985)

by Tukey R.B, Kupferman E
Published in Extension Bulletin - Washington State University (1983)