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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 22645 - 22656 of 41939

Entry Number: 22651

  • Nematode: Pratylenchus fallax
  • Host: Convallaria sp. (Lily of the Valley) in/on Soil
  • Origin: Destination: Ohio, France
  • Collector: Bernice Medina via Alan J. Towson (APHIS)
  • Date Collected: 2000 Jan 27
  • Date Received: 2000 Feb 04
  • Disposition of Sample: Specimens to USDANC (General)
  • Slides: G-11860 & G-11861
  • Vials: G-5187f

Entry Number: 22652

  • Nematode: Aphelenchoides sp. (few juveniles)
  • Host: Rhododendron sp. (Azalea (dead plant)) in/on Soil
  • Origin: Clarksville, Maryland, USA
  • Collector: Zafar A. Handoo
  • Date Collected: 2000 Mar 23
  • Date Received: 2000 Mar 23
  • Disposition of Sample: Records only; material discarded

Entry Number: 22653

  • Nematode: Mononchus spp.
  • Host: Rhododendron sp. (Azalea (dead plant)) in/on Soil
  • Origin: Clarksville, Maryland, USA
  • Collector: Zafar A. Handoo
  • Date Collected: 2000 Mar 23
  • Date Received: 2000 Mar 23
  • Disposition of Sample: Records only; material discarded

Entry Number: 22654

  • Nematode: Tylenchus sp. (few males & females)
  • Host: Rhododendron sp. (Azalea (dead plant)) in/on Soil
  • Origin: Clarksville, Maryland, USA
  • Collector: Zafar A. Handoo
  • Date Collected: 2000 Mar 23
  • Date Received: 2000 Mar 23
  • Disposition of Sample: Records only; material discarded

Entry Number: 22655

  • Nematode: Cruznema tripartitum
  • Host: Zingiber officinale (Ginger) in/on Root
  • Origin: Destination: Louisiana, China
  • Collector: K. Gaines via Tony J. DiVittorio (APHIS, New Orleans, LA)
  • Date Collected: 2000 Jan 10
  • Date Received: 2000 Feb 09
  • Disposition of Sample: Specimens to USDANC (General)
  • Slides: G-11938 to G-11941
  • Vials: G-5186g

Entry Number: 22656

  • Nematode: Hoplolaimus columbus
  • Host: Gossypium sp. (Cotton?) in/on Soil
  • Origin: Alabama, USA
  • Collector: via Steve Lewis (Clemson, SC)
  • Date Received: 2000 Apr 03
  • Disposition of Sample: Specimens to USDANC (General)
  • Slides: G-12013 to G-12018

Entry Number: 22657

  • Nematode: Heterodera sacchari
  • Host: Solanum stoloniferum in/on Stem
  • Origin: Destination: Colorado, Mexico
  • Collector: via Natasha F. Diaz (APHIS)
  • Date Collected: 2000 Feb 10
  • Date Received: 2000 Mar 08
  • Disposition of Sample: Specimens to USDANC (General)
  • Slides: G-12019 to G-12022
  • Vials: G-5188g

Entry Number: 22658

  • Nematode: Aphelenchus avenae
  • Host: Oryza sativa (Rice) in/on Soil
  • Origin: Karachi, CDRI, Pakistan
  • Collector: via Aly Khan
  • Date Collected: 2000 Jan 01
  • Date Received: 2000 Jan 24
  • Disposition of Sample: Specimens to USDANC (General)
  • Vials: G-5185f

Entry Number: 22659

  • Nematode: Helicotylenchus indicus (heavy population)
  • Host: Oryza sativa (Rice) in/on Soil
  • Origin: Karachi, CDRI, Pakistan
  • Collector: via Aly Khan
  • Date Collected: 2000 Jan 01
  • Date Received: 2000 Jan 24
  • Disposition of Sample: Specimens to USDANC (General)
  • Slides: G-11933 & G-11934
  • Vials: G-5185f

Entry Number: 22660

  • Nematode: Mononchus sp. (2 specimens)
  • Host: Oryza sativa (Rice) in/on Soil
  • Origin: Karachi, CDRI, Pakistan
  • Collector: via Aly Khan
  • Date Collected: 2000 Jan 01
  • Date Received: 2000 Jan 24
  • Disposition of Sample: Specimens to USDANC (General)
  • Vials: G-5185f

Entry Number: 22661

  • Nematode: Pratylenchus sp. (possibly thornei, only 1 female)
  • Host: Oryza sativa (Rice) in/on Soil
  • Origin: Karachi, CDRI, Pakistan
  • Collector: via Aly Khan
  • Date Collected: 2000 Jan 01
  • Date Received: 2000 Jan 24
  • Disposition of Sample: Specimens to USDANC (General)
  • Vials: G-5185f

Entry Number: 22662

  • Nematode: Tylenchus sp.
  • Host: Oryza sativa (Rice) in/on Soil
  • Origin: Karachi, CDRI, Pakistan
  • Collector: via Aly Khan
  • Date Collected: 2000 Jan 01
  • Date Received: 2000 Jan 24
  • Disposition of Sample: Specimens to USDANC (General)
  • Vials: G-5185f