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USDA Nematode Collection was established in June 1960 By A. Morgan Golden. It is currently directed and curated by Dr. Zafar A. Handoo with technical support from Steve Rogers. It is one of the largest and most valuable nematode collections in existence with over 49,200 permanent slides and vials, and a total repository of nematode specimens reaching several million. It includes over 1900 type specimens, and the valuable and irreplaceable collections of Cobb-Steiner, Thorne, and others. Nematodes from worldwide and domestic sources are represented in the collection. The Collection and database provide important information for reference purposes and taxonomic research by U.S. and foreign scientists and a permanent repository for type and other specimens. This website provides a portal to search those specimens that have been cataloged to date and provides data on nematode hosts, occurrence, and distribution.

Displaying 29893 - 29904 of 41939

Entry Number: 29900

  • Nematode: Heterodera schachtii
  • Host: Beta vulgaris (Sugar beet)
  • Origin: Logan, Utah, USA
  • Collector: Gerald Thorne via G. D. Griffin
  • Date Collected: 1966 Oct
  • Date Received: 1989 May 02
  • Disposition of Sample: Specimens to USDANC (Gerald Thorne South Dakota)
  • Slides: TSD-1205

Entry Number: 29901

  • Nematode: Heterodera schachtii
  • Origin: Logan, Utah, USA
  • Collector: Gerald Thorne
  • Date Collected: 1966 Oct
  • Date Received: 1989 May 02
  • Disposition of Sample: Specimens to USDANC (Gerald Thorne South Dakota)
  • Slides: Heterodera 3c (5 male)

Entry Number: 29902

  • Nematode: Heterodera schachtii
  • Host: Beta vulgaris (Sugar beet)
  • Origin: Logan, Utah, USA
  • Collector: Gerald Thorne via G. D. Griffin
  • Date Collected: 1966 Oct
  • Date Received: 1989 May 02
  • Disposition of Sample: Specimens to USDANC (Gerald Thorne South Dakota)
  • Slides: TSD-1206

Entry Number: 29903

  • Nematode: Heterodera schachtii
  • Host: Beta vulgaris (Sugar beet)
  • Origin: Logan, Utah, USA
  • Collector: Gerald Thorne via G. D. Griffin
  • Date Collected: 1966 Oct
  • Date Received: 1989 May 02
  • Disposition of Sample: Specimens to USDANC (Gerald Thorne South Dakota)
  • Slides: TSD-1209

Entry Number: 29904

  • Nematode: Heterodera schachtii
  • Host: Beta vulgaris (Sugar beet)
  • Origin: Logan, Utah, USA
  • Collector: Gerald Thorne via G. D. Griffin
  • Date Collected: 1966 Oct
  • Date Received: 1989 May 02
  • Disposition of Sample: Specimens to USDANC (Gerald Thorne South Dakota)
  • Slides: TSD-1208

Entry Number: 29905

  • Nematode: Heterodera schachtii
  • Host: Beta vulgaris (Sugar beet)
  • Origin: Logan, Utah, USA
  • Collector: Gerald Thorne via G. D. Griffin
  • Date Collected: 1966 Oct
  • Date Received: 1989 May 02
  • Disposition of Sample: Specimens to USDANC (Gerald Thorne South Dakota)
  • Slides: TSD-1207

Entry Number: 29906

  • Nematode: Heterodera schachtii
  • Host: Beta vulgaris (Sugar beet)
  • Origin: Logan, Utah, USA
  • Collector: Gerald Thorne via G. D. Griffin
  • Date Collected: 1966 Oct
  • Date Received: 1989 May 02
  • Disposition of Sample: Specimens to USDANC (Gerald Thorne South Dakota)
  • Slides: TSD-1210

Entry Number: 29907

  • Nematode: Heterodera schachtii
  • Host: Beta vulgaris (Sugar beet)
  • Origin: Logan, Utah, USA
  • Collector: Gerald Thorne via G. D. Griffin
  • Date Collected: 1966 Oct
  • Date Received: 1989 May 02
  • Disposition of Sample: Specimens to USDANC (Gerald Thorne South Dakota)
  • Slides: TSD-1211

Entry Number: 29908

  • Nematode: Heterodera schachtii
  • Host: Beta vulgaris (Sugar beet)
  • Origin: Logan, Utah, USA
  • Collector: Gerald Thorne via G. D. Griffin
  • Date Collected: 1966 Oct
  • Date Received: 1989 May 02
  • Disposition of Sample: Specimens to USDANC (Gerald Thorne South Dakota)
  • Slides: TSD-1212

Entry Number: 29909

  • Nematode: Heterodera schachtii
  • Host: Beta vulgaris (Sugar beet)
  • Origin: Logan, Utah, USA
  • Collector: Gerald Thorne via G. D. Griffin
  • Date Collected: 1966 Oct
  • Date Received: 1989 May 02
  • Disposition of Sample: Specimens to USDANC (Gerald Thorne South Dakota)
  • Slides: TSD-1213

Entry Number: 29910

  • Nematode: Heterodera schachtii
  • Host: Beta vulgaris (Sugar beet)
  • Origin: Logan, Utah, USA
  • Collector: Gerald Thorne via G. D. Griffin
  • Date Collected: 1966 Oct
  • Date Received: 1989 May 02
  • Disposition of Sample: Specimens to USDANC (Gerald Thorne South Dakota)
  • Slides: TSD-1216

Entry Number: 29911

  • Nematode: Heterodera schachtii
  • Host: Beta vulgaris (Sugar beet)
  • Origin: Logan, Utah, USA
  • Collector: Gerald Thorne via G. D. Griffin
  • Date Collected: 1966 Oct
  • Date Received: 1989 May 02
  • Disposition of Sample: Specimens to USDANC (Gerald Thorne South Dakota)
  • Slides: TSD-1215