Sentence examples for maximum nitrate levels from inspiring English sources

This is partly because our study underrepresented smaller CWSs, and partly because we used average rather than maximum nitrate levels or other measures of nitrate (e.g., MCL violations).

Stalk nitrate averaged only 528 ppm in the high input treatment compared with 345 ppm in the recommended input treatment, (Fig.1), both in the 250-750 ppmarginalal stalk nitrate levels for maximum yield.

Private water systems are more likely to have nitrate levels above the maximum contaminant level (MCL).

Drinking water source was related to nitrate exposure (i.e., private systems water was more likely than community system water to have nitrate levels above the maximum contaminant limit).

Data are insufficient on the incidence of methemoglobinemia among infants in the United States and on the effects that exposure to nitrate levels above the maximum contaminant limit (MCL) may have on other populations such as pregnant women.

This problem has been most severe in California, where several municipalities in the Central Valley and coastal valleys such as the Salinas have been forced to abandon entire well fields because nitrate levels have risen sharply above the maximum contaminant level (Davisson and Criss 1996).

A time lag of one hour for maximum nitrate formation was also noticed after the attainment of the maximum NO2−-N level in the reactor.

Rising nitrate levels have been observed in UK Chalk catchments in recent decades, with concentrations now approaching or exceeding legislated maximum values in many areas.

Results showed that the maximum nitrate removal efficiency was 100% at the optimum current density of 200 matm2, at which low nitrite production and high ATP aggregate level were obtained.

(J) The nitrate levels in plasma of rats and in cell culture supernatants of MS1.

A variety of indicators -- dissolved oxygen, turbidity, salinity, low nitrate levels -- all seem to favor survival, according to the students.