Literature DB >> 19283193

Specific Gravity of Spores of Pasteuria penetrans and Extraction of Spore-filled Nematodes from Soil.

M Oostendorp, T E Hewlett, D W Dickson, D J Mitchell.   

Abstract

The specific gravity of spores of Pasteuria penetrans collected from Meloidogyne arenaria was found to be around 1.28. Increasing the sucrose concentration used for the extraction of Pratylenchus scribneri from a specific gravity of 1.14 to 1.26 led to the recovery of higher numbers of specimens filled with spores of Pasteuria sp. (P </= 0.05). The numbers of spore-filled specimens of Hoplolaimus galeatus recovered from field soil were not affected by the concentration of the sucrose solutions. Belonolaimus longicaudatus was recovered from field soil in greater numbers in sucrose solutions with specific gravities of 1.22 and 1.26 than with a specific gravity of 1.14 (P </= 0.05).

Entities:  

Keywords:  Belonolaimus longicaudatus; Hoplolaimus galeatus; Pasteuria spp.; Pratylenchus scribneri; biological control; centrifugal flotation; extraction; nematode; specific gravity

Year:  1991        PMID: 19283193      PMCID: PMC2619215     

Source DB:  PubMed          Journal:  J Nematol        ISSN: 0022-300X            Impact factor:   1.402


  3 in total

1.  Propidium iodide enabled live imaging of Pasteuria sp.-Pratylenchus zeae infection studies under fluorescence microscopy.

Authors:  Francine Perrine-Walker; Khoa Le
Journal:  Protoplasma       Date:  2020-10-17       Impact factor: 3.356

2.  Vertical Distribution of Pasteuria penetrans Parasitizing Meloidogyne incognita on Pittosporum tobira in Florida.

Authors:  Richard Baidoo; Tesfamariam Mekete Mengistu; Janete A Brito; Robert McSorley; Robert H Stamps; William T Crow
Journal:  J Nematol       Date:  2017-09       Impact factor: 1.402

3.  Parallel Microbial Ecology of Pasteuria and Nematode Species in Scottish Soils.

Authors:  Jamie N Orr; Roy Neilson; Thomas E Freitag; David M Roberts; Keith G Davies; Vivian C Blok; Peter J A Cock
Journal:  Front Plant Sci       Date:  2020-01-28       Impact factor: 5.753

  3 in total

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