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Treffer 161 - 180 von 219 für Suche: 'LitRatio2006', Suchdauer: 0.76s
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von Parton, W. J. in Biogeochemistry : an international journal Vol. 5, No. 1 (1988), p. 109-131
... indicate that controlling the C:P and C:S ratios of soil organic matter fractions as functions of the...
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    von Williams, B. L. in Biogeochemistry : an international journal Vol. 53, No. 3 (2001), p. 307-321
    ... a greater concentration of total P than S. capillifolium the amounts and N:P ratios were similar in...
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      von Morse, Jennifer L. in Biogeochemistry : an international journal Vol. 69, No. 2 (2004), p. 175-206
      ...:P ratios <14 in above ground biomass, surface soils, and sediments suggest that N limits primary production...
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        von Stibal, Marek in Biogeochemistry : an international journal Vol. 90, No. 1 (2008), p. 1-13
        ... this environment solely on the basis of the N: P ratios in the debris or biomass. There may be some...
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          von Cayton, M. T. C. in Plant and soil : an international journal on plant-soil relationships Vol. 87 (1985), p. 319-327
          ... Zn and shoot to root ratios of nutrients was more useful in determining the possible mechanism of...
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            von Schoor, Arne verfasserin in Marine Ecology Progress Series Vol. 364 (2008), p. 31-46
            ... not observed. Nutrient concentrations and element ratios suggested Redfield limitation by phosphorus...
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              von Vitousek, Peter M. in Biogeochemistry : an international journal Vol. 57/58 (2002), p. 1-45
              ... increases substantially when N:P ratios are low) versus estuaries (where planktonic N fixation is rare...
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                von Hughes, R. Flint in Ecological applications : a publication of the Ecological Society of America Vol. 15, No. 5 (2005), p. 1615-1628
                ... stands. C:N and C:P ratios of litterfall were lower, and N:P ratios higher, in invaded stands relative to...
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                  von Hedin, Lars O. in Ecology : a publication of the Ecological Society of America Vol. 84, No. 9 (2003), p. 2231-2255
                  ...) and Ca:Al ratios (<0.3) below values considered critical thresholds for many plant species. Long-term...
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                    von Neill, Christopher in Ecological applications : a publication of the Ecological Society of America Vol. 11, No. 6 (2001), p. 1817-1828
                    ... similar concentrations of NH4+ and PO43-. Higher solution NO3 -led to higher ratios of...
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                      von Leadley, Paul W. verfasserin in Oecologia Vol. 116, No. 1/2 (1998), p. 67-75
                      ... aboveground C:N ratios were increased by 9% to 22% at elevated CO₂ (P < 0.01), depending on year. Total...
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                        von Tetreault, Mark J. in Journal (Water Pollution Control Federation) Vol. 58, No. 8 (1986), p. 823-837
                        ... greater than 20; the PhoStrip process operated effectively at lower ratios because of sidestream chemical...
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                          von Niklaus, Pascal A. in Oecologia Vol. 116 (1998), p. 67-75
                          ... calcareous grassland. Beginning in year 2, plant aboveground C:N ratios were increased by 9% to 22% at...
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                            von Anderson, E. L. in Journal (Water Pollution Control Federation) Vol. 53, No. 9 (1981), p. 1408-1412
                            ... arise if wastewater borate concentrations increase. Sodium adsorption ratios were 3 to 4, regardless of...
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                              von Vanni, Michael J. in Annual review of ecology and systematics Vol. 33 (2002), p. 341-370
                              ... effects on nutrient supply rates and ratios. Animals can either recycle nutrients within a habitat, or...
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                                von Buzzell,, James C. in Journal (Water Pollution Control Federation) Vol. 39, No. 10 (1967), p. R16-R24
                                ... wastewater treated. The lime treatment effluents had nitrogen: phosphorus ratios of 25: 1 or greater...
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                                  von Hall, I. R. verfasserin in New Phytologist Vol. 97, No. 3 (1984), p. 447-453
                                  ... might have been limiting were not considered. Mycorrhizas reduced root/shoot ratios even in those...
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                                    von Sherrard, Joseph H. in Journal (Water Pollution Control Federation) Vol. 48, No. 4 (1976), p. 742-747
                                    ..., chemical composition or chemical oxygen demand: Nitrogen :phosphorous ratios; the by-products of the...
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                                      von Turvey, N. D. in Plant and soil : an international journal on plant-soil relationships Vol. 77 (1984), p. 73-86
                                      ... analysis difficult. Foliar Cu∶N ratios proved a more sensitive indicator of Cu fertiliser treatment than...
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                                        von Royle, R. N. in Hydrobiologia Vol. 245 (1992), p. 41-52
                                        ... addition N-P ratios. There was no correlation between lake nutrient concentrations and chlorophyll a...
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