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Inorganic P is classified into orthophosphate
, pyrophosphate, and polyphosphate.
A one-way analysis of variance (ANOVA, [alpha] = 0.05) was used to identify significant differences between treatments in water quality variables (temperature, DO, pH, salinity, TAN, nitrite-nitrogen, nitrate-nitrogen, silicate, orthophosphate
, alkalinity, and settleable solids), bacterial densities (Vibrio, THB, and TAB), production variables (final weight, SGR, survival, yield, and FCR) and phytoplankton densities (Bacillariophyceae, Cyanophyceae, Chlorophyceae, Haptophyceae, Dinophyceae, and Euglenophyceae).
concentrations were highest at Shave Tail Creek (0.1 mg/L) and particulate P was highest at Carmichael Ditch (0.03 mg/L) (Table 3).
The Lead and Copper Rule generally requires water systems to add a corrosion inhibitor, such as orthophosphate
, which controls corrosion and coats the inside of the pipes with a thin film that can reduce the amount of lead that leaches into the water." (27)
In relation to dissolved nutrients, the highest ammonium concentrations were always found in site 4 and orthophosphate
concentration was high at all the sampling sites during the study period.
Sub-samples of each soil were ignited (500[degrees]C, 2h), the ignited and non-ignited soils were extracted with sulfuric acid (0.5 M [H.sub.2]S[O.sub.4]) and the concentration of orthophosphate
in the acid extracts was determined by colourimetry according to the method of Murphy and Riley (1962).
One approach is to transform the key genes for C4 photosynthesis enzymes, such as PEP carboxylase (PEPC) (Hudspeth et al., 1992; Ku et al., 1999; Endo et al., 2008), NADP malic enzyme (NADP-ME) (Takeuchi et al., 2000; Tsuchida et al., 2001) and pyruvate orthophosphate
dikinase (Fukayama et al., 2001; Wang et al., 2012) into C3 plants.
The ammonia-nitrogen (N[H.sub.3]-N), Orthophosphate
(P[O.sub.4.sup.2-]), nitrate-nitrogen (N[O.sub.3]-N), and turbidity (TUB) were determined in accordance with the standard method procedures .
The following data was collected and compared between the removal reach and an upstream, adjacent 200 meter non-removal reach (control): water quality (temperature, salinity, pH, conductivity, dissolved oxygen, turbidity), nutrient levels (nitrate, nitrite, ammonia, orthophosphate
), benthic macroinvertebrate community metrics, crayfish demographics and catch-per unit effort (removal reach only).
The newer therapies are on horizon like high doses of vitamin 6 Pyridoxamine (derivative of Vit B6) orthophosphate
Oxalate degrading bacteria as probiotics Bisphosphonates and sodium thio sulphate.