estuarine bacterium TA 921-i-NH4
National Institutes of Health
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Under normal (full-strength) levels of calcium in hydroponics culture, alginate-derived oligosaccharides (ADOs) increased the…
The author studied the effect of different nickel concentrations (0, 0.4, 40 and 80 μM Ni) on the nitrate reductase (NR) activity…
Regulation of apoplastic NH4+ concentration in leaves of oilseed rape (Brassica napus L.) was studied using a vacuum-infiltration…
Abstract To study the effects of omnivory on the structure and function of soil food webs and on the control of trophic-level…
On highly-weathered Ultisols of the Georgia (USA) Piedmont, a combination of no-till agriculture and alley cropping presents an…
The contribution of bacteria to phosphorus (P) and nitrogen (N ) release from, or retention in, sediment was studied in a flow…
We investigated whether six arctic plant species have the potential to induce nitrate reductase (NR) activity when exposed to NO3…
Abstract1. Rice was grown for 5 months in a sand solution culture at two different
(1)K levels. The higher K supply resulted in…
Estimates of NH4+-and NO2-oxidizers in samples from four activated sludge plants treating mainly domestic sewage were obtained…
The rate of NH4+‐N absorption by algae and aquatic weeds in the dark has been shown to be 4‐5 times greater for plants which are…