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Specimen #6667

Specimen record details
Entry Number 6667
Nematode Genus Heterodera
Nematode Species weissi (Topotypes)
Host Genus Polygonum
Host Species pennsylvanicum
Common Name Smartweed
Country USA
State Maryland
City/Locale BARC-W, Beltsville (originally from near Steam Plant, BARC-W, Beltsville)
Collector A. M. Golden
Date Collected 1975 Sep 16
Date Received 1975 Sep 16
Determined By A. Morgan Golden
Disposition of Sample Specimens to USDANC (General)
Nematodes In Root
Sample Number GH culture C-75-16
Total Samples 1
Slide Number G-4685 to G-4712
Remarks Note: Two photos taken for Heterodera weissi publication in Journal of Nematology 1976 Oct or 1977 Jan 1977. 15 cysts, cones & 13 female cones measured 1975 Sep 24.