Reducing
fertilizer application in Africa might seem beneficial globally, yet the result in this region would be even poorer crop yields without any notable reduction in nitrogen pollution; Africa's fertilizer use is already suboptimal for crop yields.
An important misrepresentation of our paper is the assertion that we are somehow suggesting that
fertilizer application in Africa be reduced.
Not exact matches
Chemically intensive farming methods can produce short - term benefits for farmers, but they result
in the degradation of soil over time, increasing the susceptibility of plants to pests and diseases and requiring ever greater
applications of
fertilizer in the long - run.
China has been called out
in the news numerous times
in the past few years for its poor environmental and waste management practices, excessive
application of chemicals and
fertilizer, and lack of government and food safety regulations.
The Karst region of northern Lithuania has suffered greatly from pollution caused by intensive agriculture and high rates of
fertilizer and pesticide
application encouraged
in the 1950s and 1960s.
«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;
In an effort to reduce the amount of nitrogen getting into bays and other water bodies and to protect groundwater, Suffolk County Legislator Bill Lindsay (D - Holbrook) has introduced a measure aimed at reducing the
application of
fertilizer.
For instance, Buckley notes, on one computer simulation for 4th graders of plants growing
in a greenhouse, kids could move the plants around and identify, based on growth patterns, which were sun - versus shade - loving plants, and which
fertilizer application rate proved most effective.
For many farmers,
in - furrow starter
application is a cheaper alternative to other starter
fertilizers.
The research, published
in the journal Proceedings of the National Academy of Sciences, brings together dozens of studies from across the globe that analyzed how nitrous oxide emissions increased based on different rates of
fertilizer application.
This direct
application of starter
fertilizer is known as
in - furrow
application.
On the other hand, «the most promising scenarios included widespread use of
in - field and edge - of - field nutrient management practices, especially subsurface
application of phosphorus
fertilizers, expansion of cover crops and creation of buffer strips,» he said.
In his 1840 book, «Organic Chemistry in Its Application to Agriculture and Physiology,» von Liebig suggested that mineral fertilizers should be added to soil to replace depleted minerals; the advice, which farmers took to heart, had a huge impac
In his 1840 book, «Organic Chemistry
in Its Application to Agriculture and Physiology,» von Liebig suggested that mineral fertilizers should be added to soil to replace depleted minerals; the advice, which farmers took to heart, had a huge impac
in Its
Application to Agriculture and Physiology,» von Liebig suggested that mineral
fertilizers should be added to soil to replace depleted minerals; the advice, which farmers took to heart, had a huge impact.
And that doesn't take into account the supply chain of natural gas production, energy - related emissions
in the production process,
fertilizer application (and misapplication) or industrial use of urea and other ammonia products.
In industry and commerce, applications range from food and fertilizer manufacture to crude oil cracking to utilization as an energy source in fuel cell
In industry and commerce,
applications range from food and
fertilizer manufacture to crude oil cracking to utilization as an energy source
in fuel cell
in fuel cells.
The Salton Sea brine contains a host of other elements, and Simbol hopes to extend the extraction process to manganese and zinc — also used
in batteries and metal alloys — as well as potassium, which is a vital nutrient and
fertilizer, among other
applications.
However, 32 to 37 per cent of the
fertilizer N remained
in the soil organic matter
in 1985 or three years after
application, while 12 to 15 per cent still lingered
in the soils after three decades.
However,
in most parts of the world, conventional dairying is associated with high levels of grain feeding, the use of cow breeds which produce high milk volumes, and the
application of large amounts of
fertilizer («high input» farming), while organic dairying is tied to pasture and forage feeding, lower amounts of
fertilizer application, and the use of mixed or minority breeds («low input»).
One - time phosphate
fertilizer application to grassland columns modifies the soil microbiota and limits its role
in ecosystem services — Israel Ikoyi, Science of The Total Environment
Changes
in the Metagenome of Prokaryotic Community as an Indicator of Fertility of Arable Soddy - Podzolic Soils upon
Fertilizer Application — A. N. Naliukhin — Eurasian Soil Science
A dead zone
in the Chesapeake Bay also has shrunk
in recent years, Magnien said, because of major advances
in wastewater treatment, sediment and storm water controls, soil management practices, and more selective and precise
applications of
fertilizer.
The large - scale
application of nitrogenous
fertilizers generated via nitrogen fixing is already detectable
in sediments remote from civilization, the scientists noted.
Dr. Diane Boellstorff, AgriLife Extension water resource specialist, College Station, said proper
fertilizer application and efficient water irrigation can protect and improve water quality
in area creeks, and collecting rainwater for lawn and landscape needs reduces stormwater runoff.
However,
in low - income regions where populations continue to grow and the food supply is unstable, the cost of
fertilizer can hinder additional
applications and cripple crop yields.
In addition, the soils are very sandy, which calls for more frequent but light
applications of
fertilizer.
Although oregano does not demand many nutrients and compost will feed it the whole growing cycle,
in poor soils, the
application of a
fertilizer may be considered
in order to enhance growth and development.
He got the information regarding Vitamin B12 from a study that showed this phenomenon, see Mozafar AQ, «Enrichment of some B Vitamins
in plants with
application of organic
fertilizers» Plant and Soil 167 (1994): 305 - 311.
6 Chang, Andrew, et al., «Role of
Fertilizer and Micronutrient
applications on Arsenic, Cadmium and Lead Accumulation
in California Cropland Soils, California Department of Food and Agriculture, 2004.
While the
application of chemistry to crop production is still less than 100 years old, the
fertilizer industry as now constituted is quite old as years are reckoned
in chemical industry.
The rapidly accumulating evidence of soil depletion over wide agricultural areas, the reduction
in crop yields on improperly fertilized or unfertilized areas and on others, the reduction of fertility levels to the point where
fertilizer applications represent the minimum subsistence diet, combined with an aroused public consciousness of the importance of soil fertility conservation and restoration, will inevitably lead to a demand that the chemical industry provide here the same high order of service which it offers elsewhere
in meeting man's aspirations for more abundance and greater efficiency.
Again, studies show no increase
in yields under identical growth conditions, and the strains suffer from the same limitations as all monoculture crops do —
in fact, these genetically engineered strains often call for high
applications of
fertilizer, water and herbicides (which, after all, is why they were engineered to be herbicide resistant).
The paper didn't fail to mention what we have reported on before, that corn farming for ethanol using management practices such as commercial
fertilizer application, mechanical tillage, and intensive drainage is the most important driver of this increase
in nitrogen pollution.
Many previous studies
in western Canada on nitrous oxide emissions from zero till systems (all with surface
application of N
fertilizer) measured only growing season emissions.
They believed that
applications in western Canada were less likely, given the relatively good efficiency of nitrogen
fertilizer use
in this region (by such techniques as banding).
An agronomist with the company reported to us that their main interest
in such
fertilizers was for
applications in developing and / or tropical countries, where present use of nitrogen
fertilizers is,
in many cases, relatively inefficient (e.g., rice production).
One possible
application could be
in zero tillage systems, where coated nitrogen
fertilizer might allow considerably higher rates of
fertilizer to be applied close to the seed.
Authors
in a recent study from the International Maize and Wheat Improvement Center (CIMMYT) have identified higher emissions from continuously flooded rice, compared to rice which has more frequent periods of water drainage, and a wide range of emissions for other crops due to variation
in fertilizer application.
In the 1970s, the objective was increased yields through massive
application of
fertilizers.
These emissions are primarily released from the 2.2 billion gallons of fossil fuels used for gas - powered mowing and the manufacturing /
application of synthetic
fertilizers in the US each year.»»
And point of fact, such use as production of
fertilizers in most
applications produce CO2, as do pharmaceuticals and industrial chemicals.
The emissions can then be pumped deep underground or used
in industrial
applications, such as making
fertilizer, extracting hard - to - reach oil reserves, or producing new electricity.
Soil analysis
in 1990 suggested that nitrogen
fertilizer application since 1967 had increased the organic carbon content
in the surface soil layer by about 3 t / ha
in a continuous wheat cropping system.
Urease inhibitors may be effective
in increasing
fertilizer use efficiency especially where broadcast
application is required, Grant (1998).
The
application of nitrogen
fertilizers accounts for the majority of N2O emissions
in the United States.
CSS gets organic waste from supermarkets, transports it
in bins designed to keep it fresh, and then uses their proprietary process of grinding, heating, and then enzymatically digesting the food to turn it into a liquid
fertilizer, which is then screened and blended into a consistent formula for
application to the soil.
KEY QUALIFICATIONS • Over 10 years of practical experience working as a Park Ranger for Oregon Recreational Center • Highly skilled
in protection, maintenance and repair of park lands and natural resources • Good knowledge of janitorial work associated with the position along with landscape maintenance including planting trees and shrubs, irrigation activities
fertilizers application • Experienced
in setting up educational programs for visitors regarding all aspects of nature conservation • Demonstrated ability to use related equipment like hoses, sprinklers, mowers and other power tools
Responsibilities shown on sample resumes
in this field include performing consultations on crop care, weed identification, and
fertilizer and chemical
applications; developing
fertilizer programs for corn and soybeans; writing and maintaining herbicide programs; and interpreting soil sample and leaf tissue results and making the appropriate recommendations.