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Specimen #22909

Specimen record details
Entry Number 22909
Nematode Genus Heterodera
Nematode Species marioni (seem to be very large)
Host Genus Catalpa
Host Species speciosa
Common Name Catalpa (Northern) seedlings
Country USA
State Oklahoma
City/Locale Noble
Collector Elmer W. Luke via Ernest Wright (Lincoln, Nebraska)
Date Collected 1936 Nov 17
Date Received 1936 Nov 18
Determined By Gotthold Steiner
Disposition of Sample Specimens to USDANC (General)
Nematodes In Root
Total Samples 1
Slide Number G-12180
Remarks Note: Steiner slide #558. First time seem by us on this host. NEW HOST RECORD!!