Sentences with phrase «nitrogen fertilizer inputs»

Not exact matches

Farmers are earning huge profits on their wheat, soybeans, cotton and other crops; strong demand for (and relatively tight supplies of) grain, oilseeds and other key food inputs encouraged them to use large volumes of fertilizer (notably potash, phosphate and nitrogen) to boost their crop yields.

The project will look for synergies between water and nitrogen inputs, quantifying the rate and timing of nitrogen supply through mineralization; assessing the cost effectiveness of enhanced efficiency fertilizers; and evaluating new digital, precision and spatial technologies.

Researchers in China studied the co-application of manures and chemical nitrogen fertilizers in high - input greenhouses.

The increase in dead zones is attributed to excess inputs of nitrogen from fertilizers, sewage, and other human sources.

Human - accelerated eutrophication (known as cultural eutrophication) can be triggered by inputs of sewage, sludge, fertilizers, or other wastes containing nutrients such as nitrogen and phosphorus.

The petroleum input to nitrogen fertilizer is a hidden bomb inside the population bomb.

Sustained harvesting of any biomass will require large inputs of nitrogen and other fertilizers; nitrogen fertilizer is a major cause of biodiversity decline and increasingly N2O emissions are recognized as a major contributor to climate change.

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.

Corn is among the most intensive uses of fertilizer, both per acre and in total use, and represents a significant opportunity for nitrogen use efficiencies that could reduce emissions as well as farmers» input costs while maintaining yields.

Ways to reduce fossil fuel inputs to food systems include the use of farm machinery powered by renewable electricity or farm - produced biofuels; the localization of food systems to reduce transport (perhaps entailing vertical urban agriculture); the adoption of organic and ecological production practices to reduce the need for nitrogen fertilizer, pesticides, and herbicides; and an overall reduction in the consumption of highly processed foods.