Stable isotope composition of microfauna supports the occurrence of biologically fixed nitrogen from cyanobacteria in desert soil food webs

Journal of Arid Environments

Volumn 85, Issue , 2012, Pages 76-78

  Darby, B J ^a   Neher, D A ^a  

^a UNIVERSITY OF VERMONT   (United States)

Author keywords

Biological soil crust; Colorado Plateau; Cyanobacteria; Desert; Fauna; Nematodes; Predator prey

Indexed keywords

BIOMASS; CYANOBACTERIUM; DESERT SOIL; FEEDING BEHAVIOR; FOOD WEB; HYPOTHESIS TESTING; ISOTOPIC COMPOSITION; NITROGEN FIXATION; PREDATOR-PREY INTERACTION; SOIL CRUST; SOIL FAUNA; SPECIES DIVERSITY; SPECIES OCCURRENCE; STABLE ISOTOPE;

COLORADO PLATEAU; UNITED STATES;

CYANOBACTERIA; NEMATODA; TARDIGRADA; TYLENCHIDAE;

EID: 84863737673     PISSN: 01401963     EISSN: 1095922X     Source Type: Journal    
DOI: 10.1016/j.jaridenv.2012.06.006     Document Type: Article

References (20)

1. Belnap J. The world at your feet: desert biological soil crusts. Frontiers in Ecology and the Environment 2003, 1:181-189.
2. 15N analysis of the diets of marsh meiofaunal species using natural-abundance and tracer-addition isotope techniques. Marine Ecology-Progress Series 2002, 240:85-92.
3. Couch C.A. Carbon and nitrogen stable isotopes of meiobenthos and their food resources. Estuarine, Coastal and Shelf Science 1989, 28:433-441.
4. Darby B.J., Neher D.A., Belnap J. Soil nematode communities are ecologically more mature beneath late- than early-successional stage biological soil crusts. Applied Soil Ecology 2007, 35:203-212.
5. Darby B.J., Neher D.A., Housman D.C., Belnap J. Few apparent short-term effects of elevated soil temperature and increased frequency of summer precipitation on the abundance and taxonomic diversity of desert soil micro- and meso-fauna. Soil Biology and Biochemistry 2011, 43:1474-1481.
6. Minagawa M., Wada E. Stepwise enrichment of N-15 along food-chains - further evidence and the relation between delta-N-15 and animal age. Geochimica Et Cosmochimica Acta 1984, 48:1135-1140.
7. Moens T., Luyten C., Middelburg J.J., Herman P.M.J., Vincx M. Tracing organic matter sources of estuarine tidal flat nematodes with stable carbon isotopes. Marine Ecology-Progress Series 2002, 234:127-137.
8. Moens T., Bouillon S., Gallucci F. Dual stable isotope abundances unravel trophic position of estuarine nematodes. Journal of the Marine Biological Association of the United Kingdom 2005, 85:1401-1407.
9. 15N in Longidoridae (Nemata). Journal of Nematology 1999, 31:20-26.
10. Neilson R., Handley L.L., Robinson D., Scrimgeour C.M., Brown D.J.F. Natural abundances of N-15 and C-13 indicating physiological responses in Petunia hybrida to infection by longidorid nematodes and nepoviruses. Nematology 1999, 1:315-320.
11. Okada H., Harada H., Kadota I. Fungal-feeding habits of six nematode isolates in the genus Filenchus. Soil Biology and Biochemistry 2005, 37:1113-1120.
12. Riera P., Stal L.J., Nieuwenhuize J., Richard P., Blanchard G., Gentil F. Determination of food sources for benthic invertebrates in a salt marsh (Aiguillon Bay, France) by carbon and nitrogen stable isotopes: importance of locally produced sources. Marine Ecology-Progress Series 1999, 187:301-307.
13. Ruess L., Haggblom M.M., Langel R., Scheu S. Nitrogen isotope ratios and fatty acid composition as indicators of animal diets in belowground systems. Oecologia 2004, 139:336-346.
14. Ruess L., Tiunov A., Haubert D., Richnow H.H., Haggblom M.M., Scheu S. Carbon stable isotope fractionation and trophic transfer of fatty acids in fungal based soil food chains. Soil Biology & Biochemistry 2005, 37:945-953.
15. 2 fixation: a strategy for meeting nitrogen requirements of marine and terrestrial cyanobacterial mats. FEMS Microbiology Ecology 1996, 21:149-156.
16. 15N enrichment: a meta-analysis. Oecologia 2003, 136:169-182.
17. Wood F.H. Biology of Aporcelaimellus sp. (Nematoda: Aporcelaimidae). Nematologica 1973, 19:528-537.
18. Wood F.H. Feeding relationships of soil-dwelling nematodes. Soil Biology and Biochemistry 1973, 5:593-601.
19. 2-fixing members of biological soil crusts of the Colorado Plateau, USA. FEMS Microbiology Ecology 2007, 60:85-97.
20. Yeates G.W., Bongers T., de Goede R.G.M., Freckman D.W., Georgieva S.S. Feeding habits in soil nematode families and genera - an outline for soil ecologists. Journal of Nematology 1993, 25:315-331.