Sentence examples for level of nitrate from inspiring English sources

The level of nitrate and phosphate known, agents of eutrophication in water bodies was reduced by 60%and87%7% in influent, 49% and 83% in the effluent, respectively.

And the treatment with subsoiling maintained a high level of nitrate reductase under the same maize varieties and urea type conditions, boosted the N uptake of the aboveground portion, and increase the water use and the biomass yield.

A significant amount of nitrate leached below the soil profile after potato plant kill (referred to as topkill) in 2011, most of it from fertilizer N. A high level of nitrate was also detected in the till vadose zone through coring in December 2012 and through multilevel groundwater sampling from January to May 2014 in both cultivated and uncultivated field zones.

In conclusion, the factors required for microalga Desmodesmus sp. F2 to achieve accelerated growth in tropical outdoor conditions include (1) 2% CO2 bubbling; (2) a level of ammonium higher than 100 μM; and (3) a level of nitrate higher than 400 μM.

In all experiments, compared to bare soil, crucifer-legume mixtures and crucifer sole cover crops provided the same level of nitrate catch crop service by reducing soil mineral N by an average of 59%, while legume sole cover crops reduced it by at least 35%, which is significant.

When the HDF was continuously operated with the plant material replaced every 2 days and 100% internal recirculation of the effluent, a high level of nitrate removal (320 5 mg N/L, >95% removal) combined with a low effluent sBOD5 concentration (<5 mg/L) was consistently achieved.

Chief among these is the high level of nitrates in the water supply, which has been linked to the intensive use of fertilisers on potatoes.

"They are going to dilute the polluted water so that the level of nitrates goes down a little and then sell it to people," Ms. Meyland said.

When the animal feeds on vegetation containing nitrates, the rumen bacteria change them into nitrites, and if the level of nitrates is abnormally high, a fatal series of events ensues.

Jersey Water have applied for planning permission to build a pipeline they hope with improve their control of the level of nitrates and oxadixyl in the island's water supply.

It has an emergency connection with neighboring utilities for backup purposes and once had a high level of nitrates in well water.