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You searched for: Creator Personal Names Gillespie, William H. All Creators True, R. P. (Rodney Philip), 1906-

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Creator Personal:: True, R. P. (Rodney Philip), 1906-, Gillespie, William H.
Title:: Few fungus mats form on oak wilt trees girdled to the heartwood in West Virginia.
Call Number:: P12475
Date:: 1956
Description:: Journal article reprint from: Plant Disease Reporter, 1956:Mar.15.
Subject Topical:: Oak--Diseases and pests--West Virginia., Oak wilt--West Virginia., Ceratocystis fagacearum., Fungi.
All:: Oak--Diseases and pests--West Virginia., Oak wilt--West Virginia., Ceratocystis fagacearum., Fungi.

Creator Personal:: True, R. P. (Rodney Philip), 1906-, Shigo, Alex L., 1930-, Gillespie, William H.
Title:: The Degree of mat-production control obtained by girdling oak wilt trees in West Virginia and some factors influencing mat formation in girdled trees.
Call Number:: P12458
Date:: 1957
Description:: Journal article reprint from: Plant Disease Reporter, 1957:Apr.15.
Subject Topical:: Oak wilt., Oak--Diseases and pests--Control--West Virginia.
All:: Oak wilt., Oak--Diseases and pests--Control--West Virginia.

Creator Personal:: True, R. P. (Rodney Philip), 1906-, Gillespie, William H.
Title:: Three factors which influence the local spread of oak wilt in five northeastern counties of West Virginia.
Call Number:: P17832
Date:: 1959
Description:: Journal article reprint from: Plant Disease Reporter, v.43:no.5 (1959:May 15).
Subject Topical:: Oak--Diseases and pests--West Virginia., Oak wilt--West Virginia.
All:: Oak--Diseases and pests--West Virginia., Oak wilt--West Virginia.

Printed Ephemera Collection