Directory UMM :Data Elmu:jurnal:S:Soil Biology And Chemistry:Vol32.Issue8-9.Aug2000:
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Validation of the enriched 15 N isotope dilution technique and the 15 N natural abundance method for studying symbiotic N 2 ®xation in permanent grassland using various
Experiment II: shoot (a) and root (b) dry weights (mg) of let- tuce plants cultivated for 2 weeks with or without 200 m M ferulic acid (FA) and in the presence of ®ve
This method uses PicoGreen nucleic acid stain, and a combination of UV/Vis and ¯uorescence spectroscopy, to quantitate dsDNA in the presence of interfering humic materials..
These subjects include earthworm systematics and biogeography, the demography of earthworm populations and communities, the role of earthworms in nutrient cycling, organic matter
Our objectives with this work were (1) to assess whether elevated [CO 2 ] aected the basic litter quality of senesced litter from an area with naturally elevated levels of
Of ®elds with a history of high infestation of Apha- nomyces root rot, two groups could be distinguished: one group had textural properties similar to the soils from the tills
Since biomass measurements are often done after a soil has received a conditioning incubation, usually of several days at 25 8 C, it is reassuring to observe that there were no
The study demonstrated that nitri®cation and denitri®cation occur simultaneously in compacted silty grassland soils at moisture conditions close to ®eld capacity.. All
