Sentences with phrase «fertilizer use in agriculture»

An ever - expanding global population will require an increase in food production and crop yields, and that is only going to be possible through higher fertilizer use in agriculture.

Studies show that only about 30 percent of the nitrogen fertilizers used in agriculture are actually taken up by the crops they are intended to feed.

On the other hand, nitrous oxide comes from nitrogen fertilizers used in agriculture.

Nitrous oxide, meanwhile, is emitted from nitrogen fertilizers used in agriculture, among other sources.

Not exact matches

Nutiva is focused on regenerative agriculture so it can sequester carbon from the atmosphere and oceans, putting it into the soil so the soil can hold more water, use less fertilizer and enhance nutritional elements in foods.

What Organic Means For fruits and vegetables to be labeled as organic by the U.S. Department of Agriculture (USDA), no pesticides, genetic modification, growth hormones, artificial fertilizers or irradiation can be used in their production.

«Agricultural practices» shall mean all activities conducted by a farmer on a farm to produce agricultural products and which are inherent and necessary to the operation of a farm including, but not limited to, the collection, transportation, distribution, storage and land application of animal wastes; storage, transportation and use of equipment for tillage, planting, harvesting, irrigation, fertilization and pesticide application; storage and use of legally permitted fertilizers, limes and pesticides all in accordance with local, state and federal law and regulations and in accordance with manufacturers» instructions and warnings; storage, use and application of animal feed and foodstuffs; construction and use of farm structures and facilities for the storage of animal wastes, farm equipment, pesticides, fertilizers, agricultural products and livestock, for the processing of animal wastes and agricultural products, for the sale of agricultural products, and for the use of farm labor, as permitted by local and state building codes and regulations; including construction and maintenance of fences and lanes; «Agricultural products» shall mean those products as defined in subdivision 2 of section 301 of the agriculture and markets law; «Farm» shall mean the land, buildings and machinery usable in the production, whether for profit or otherwise, of agricultural products;

An increasing number of sewage treatment plants were built and the use of fertilizers in agriculture declined.

The scientists didn't foresee the green revolution in agriculture — the use of fertilizers and pesticides.

The results for antibiotics were mixed: The scientists found that the concentration of tetracyclines, the most - used antibiotics in animal agriculture, was lower in the liquid fertilizer than in the original raw manure.

In agriculture autonomous drones can collect and process vast amounts of visual data from the air, allowing precise and efficient use of inputs such as fertilizer and irrigation.

The nitrogen fertilizers traditionally used in agriculture have polluting effects both in water and in the atmosphere, this can degrade soils and contribute to global warming.

Hydrogen is currently used to upgrade crude oil and synthesize ammonia, a critical building block of the fertilizers applied in modern agriculture.

Although statistics on fertilizer use in bamboo plantations are scarce, its use in Chinese agriculture in general has exploded in recent decades, leading to a host of environmental problems, including air, soil and groundwater pollution.

In the last 100 years, over farming, monocropping and the use of chemical pesticides and artificial fertilizers in commercial, large scale agriculture has depleted the soil of minerals to dangerously low levelIn the last 100 years, over farming, monocropping and the use of chemical pesticides and artificial fertilizers in commercial, large scale agriculture has depleted the soil of minerals to dangerously low levelin commercial, large scale agriculture has depleted the soil of minerals to dangerously low levels.

Such a process guarantees consumers that managed practices incorporating biodiversity, plant health management and natural fertilizers in organic farming replace the use of toxic, synthetic pesticides used in conventional agriculture.

There are no official rules governing the labeling of organic foods (for humans or pets) at this time, but the United States Department of Agriculture is developing regulations dictating what types of pesticides, fertilizers and other substances can be used in organic farming.

I was at Aldo Leopold's «Shack» in Baraboo, Wis.; at the World Food Prize Foundation conference in Des Moines; and then out in the fields of Ames, Iowa, where a sustainable - agriculture team at Iowa State University is showing how to grow bountiful crops of soybeans and corn with far less fertilizer and pesticide than is used in the standard industrial - style pattern of planting.

One should also pay attention to other greenhouse gases, particularly methane (from rice paddies, ruminant animal digestive processes, industrial processes, and distributed natural sources, some of which could be triggered to large releases by warming) and nitrous oxide (from the nitrogen cycle linking the atmosphere, plants, and bacteria, now exacerbated by extremely heavy use of nitrogenous fertilizers in agriculture; note, as does Vaclav Smil from the University of Manitoba, that fertilizer use is required to feed half the world's current population.

Concerted efforts to reduce nitrogen and phosphorus pollution from industry, improve the efficiency of their use in agriculture, and enhance their availability for use in fertilizer in food - insecure regions would have multiple benefits, including a reduction of climate risks.

Better efficiencies have been achieved in multiple ways, ranging from the use of precision agriculture technology to optimally timed fertilizer additions and crop demand, to comparatively low - tech solutions such as the use of cover crops that reduce nutrient losses.

6: Agriculture, Key Message 6).105, 106,107,108,109,110,111,112,26 Livestock and fish production is also projected to decline.201, 202 Prices are expected to rise in response to declining food production and associated trends such as increasingly expensive petroleum (used for agricultural inputs such as pesticides and fertilizers).203

Abstract: An analysis of the climate impact of various forms of beef production is carried out, with a particular eye to the comparison between systems relying primarily on grasses grown in pasture («grass - fed» or «pastured» beef) and systems involving substantial use of manufactured feed requiring significant external inputs in the form of synthetic fertilizer and mechanized agriculture («feedlot» beef).

Modern agriculture uses fertilizer, pesticides and large equipment in ways that exhaust and destroy soil and water resources.

The use of nitrogen fertilizers in agriculture is associated with high emissions of nitrous oxide.

Mitigation is also achieved in organic agriculture through the avoidance of open biomass burning, and the avoidance of synthetic fertilizers, the production of which causes emissions from fossil fuel use.

Organic agriculture (OA) has a significant potential contribution in this respect: practices that are commonly used on organic farms (use of organ - ic fertilizers, fertility building leys with legumes and cover crops) further the production of soil or - ganic matter (Smith et al., 2008; Leifeld and Fuhrer, 2010, Chirinda et al. 2010a).

Thirdly, urban agriculture and urban forestry contribute to disaster risk reduction and adaptation to climate change by reducing runoff, keeping flood plains free from construction, reducing urban temperatures, capturing dust and CO2, while growing fresh food close to consumers reduces energy spent in transport, cooling, processing and packaging, whilst productive reuse of urban organic wastes and wastewater (and the nutrients these contain) reduces methane emissions from landfills and energy use in fertilizer production.

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.

However, human activities, namely the use of fertilizers in agriculture, have greatly increased the emissions.

But the growing appetite of ethanol refiners for the American corn crop has steadily driven up the price of food worldwide, while increased demand for corn has caused an rise in fertilizer use and pesticide - intensive agriculture in the United States.

Organic food: the definition In agriculture, this means that crops were grown without the use of conventional pesticides, artificial fertilizers or sewage sludge, and that they were processed without food additives (like chemical preservatives).

Recent intensification of permanent agriculture has had numerous negative environmental consequences: Erosion has accelerated and stream sediment loads have increased where repetitive cultivation is performed on steep slopes without appropriate conservation methods; permanent conversion of hill slopes and road building have increased the risk of landslides; irrigation of cash crops in the dry season has desiccated streams; and use of pesticides and fertilizers to sustain commercial agriculture has reduced water quality.

«Given the large footprint of agriculture in Southern Asia, improved fertilizer use efficiency, rice management and animal diets could substantially reduce global agricultural N2O and CH4 emissions.»