And new agricultural sources beyond corn must be developed, they say.

When from agricultural sources, plant matter used as a fuel can be replaced by planting for new growth.

Mercury: Mercury is usually ingested from agricultural sources or other environmental sources.

Like its agricultural source, the wine industry is a grapevine.

Agro-industrial development in Jericho, enabling the region to be a major agricultural source for the Middle East.

Most comes from agricultural and industrial sources.

The program is expanded to include light-duty vehicle projects, agricultural sources of air pollution, and diesel truck pollution.

It is highly polluted due to pollutants from industrial, agricultural and domestic sources.

The main problems on the creek are sediment and nutrient loading from agricultural sources and a lack of in-stream habitat.

If these amendments are adopted, I believe we may be left with two different regimes operating simultaneously for nitrates from agricultural sources.