Sentences with phrase «on synthetic nitrogen fertilizers»

Not exact matches

The invention of synthetic fertilizer, where nitrogen is taken from an inert chemical form in the air and turned into ammonia, has had a profound effect on nitrogen cycling.

Conventional stockless arable farms depend on the input of synthetic nitrogen fertilizers, while stockpiled manure and slurry on livestock farms create additional emissions and other environmen - tal problems.

Oil is either there or it isn't — while corn production is built on a tripod of water and weather; resistance to plant disease, blight, and pests; and the availability of synthetic nitrogen fertilizers.

The government regulations on the total maximum daily load (tmdl) of synthetic nitrogen, or phosphorous fertilizer coming off of farms were established under the Clean Water Act.