Browsing Extension Service -- Bulletins / Extension Bulletins by Author "King, Arthur"

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Orchard soil covers

Oregon State College. Federal Cooperative Extension Service; McWhorter, O. T.; Jackman, E. R. (Edwin Russell), 1894-; King, Arthur (Corvallis, Or. : Federal Cooperative Extension Service, Oregon State College, 1937-08)
Orchard soil covers

Oregon State College. Federal Cooperative Extension Service; McWhorter, O. T.; Jackman, E. R. (Edwin Russell), 1894-; King, Arthur (Corvallis, Or. : Federal Cooperative Extension Service, Oregon State College, 1945-02)
Orchard soil covers (Revised June 1951)

Oregon State College. Federal Cooperative Extension Service; McWhorter, O.T.; Jackman, E. R. (Edwin Russell), 1894-; King, Arthur (Corvallis, Or. : Federal Cooperative Extension Service, Oregon State College, 1951-06)