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Entry Number: 2721

Disposition of Sample

Specimens to USDANC (General)

Nematode

Heterodera estonica

Host

Polygonum aviculare (Knotweed) in/on Soil

Origin

Sweden Originally from Svanhalla, Sweden

Collector

via Stig Andersson

Date Received

1987 Jun 21

Slides

G-9445 & G-9446 (larvae)

Vials

G-4088f (cysts)

Remarks

Note: Specimens are from his pop. described in his 1978 paper.