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century
20th century
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1990s
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Adams, Jim
Aultz, S. P.
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Green, Tom
Hanvik, Bob
Hart, Nancy
Janzen, Dan
Kocon, Lois
Liby, Dennis
Mendelson, J.
Milan, Jose
Miller, Fredric D.
Nyberg, Dennis
Nyberg, Gus
Pequignot, Stewart
Ruedebusch, Charlie
Smalley, Eugene B.
Dupage Audubon Society
The Morton Arboretum
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Ware, George
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Watts, May Theilgaard
Whelan, Christopher J.
Young, Peggy
and 19 more
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Collection of May Theilgaard Watts materials
E. Lowell Kammerer papers
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Acer L. (maple)
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Ceratocystis fagacearum
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Ulmus bergmanniana C.K.Schneid. (Bergmann's elm)
Ulmus castaneifolia Hemsl. (chestnut-leaved elm)
Ulmus elongata L.K.Fu & C.S.Ding (long-seeded elm)
Ulmus gaussenii W.C.Cheng (Anhui elm)
Ulmus L. (elm)
Ulmus propinqua var. suberosa (corkbark elm)
Ulmus szechuanica W.P.Fang (Sichuan elm)
and 36 more

Objects (20 results)

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DocumentOwl Pellets Galore

20th century

Watts, May Theilgaard

Index Seminum 1993-1994, The Morton Arboretum
DocumentIndex Seminum 1993-1994, The Morton Arboretum

1993 – 1994

Document1993/08/18: Dennis Liby to George Ware

August 18 1993

Liby, Dennis

Index Seminum 1992-1993
DocumentIndex Seminum 1992-1993

1993

Document1993/05/24: Jose Milan to Arborists

May 24 1993

Milan, Jose

Document1993/02/17: Chris Whelan to Dennis Nyberg

February 17 1993

Whelan, Christopher J.

Document1993/02/16: Dennis Nyberg to Marlin Bowles et al.

February 16 1993

Nyberg, Dennis

DocumentA Guide for U.S.D.A. Scientific Exchange Teams Traveling to the People's Republic of China

1993

Document1993/07/12: George [Ware] to Gene [Eugene Smalley]

July 12 1993

Ware, George

DocumentStatistics for Members' Cooperative Research Program (MCRP) from 1981 to 1995

1990s

DocumentIAA Video Detailed Outline - Avoiding Tree Root Damage

November 22 1993

Document1993/08/23: Peggy Young to George Ware

August 23 1993

Young, Peggy

DocumentTechnology Transfer Grant Proposal for Avoiding Tree Root Damage Video

July 16 1993

Document1993/07/16: Frederic D Miller to Stewart Pequignot

July 16 1993

Miller, Fredric D., Miller, Fredric D.

Document"Fungus may be at the root of wilting, dying trees" [news clipping]

June 8 1993

Document1993/09/18: P. J. Simmons to L. Chan re: Viskase Casings Used in Horticulture

September 18 1993

DocumentRoot Damage Research: Construction and Tree Survival Fact Sheet (DRAFT)

March 31 1993

DocumentElm Trees: From China to The Morton Arboretum

1990s

Ware, George

Copy of Kentucky Vibernum Quarterly Cover
DocumentCopy of Kentucky Vibernum Quarterly Cover

March 21 – June 20 1993

Hart, Nancy

Members' Cooperative Research Program, 1993
DocumentMembers' Cooperative Research Program, 1993

1993

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