Sentence examples for nitrogen levels from inspiring English sources

Even so, nitrogen levels remain a problem.

So far, nitrogen levels have dropped 19.2percentt from 1990.

Mulching doubled soil carbon and nitrogen levels.

Nitrogen levels declined in only a quarter of the lakes, and remained level in the rest.

The report offers two reasons why nitrogen levels have continued to rise in the waterways.

The goal is to reduce nitrogen levels in the pond, which flows into the Sound.

Another feed, from the Logan River in Australia, transmits data for carbon and nitrogen levels.

"People use melamine scrap to boost nitrogen levels for the tests," said the manager of the animal feed factory.

The county's limited water sampling from Meetinghouse Creek suggests that the composting has, in fact, reduced nitrogen levels.

High nitrogen levels, as well as warming waters, have also been linked to an explosion in coral-eating starfish numbers.

They found that only higher nitrogen levels resulted in higher plant productivity, while higher temperatures caused it to decline.