Results 11 to 20 of about 2,342 (296)

Nitrates from Agriculture in Europe : The EC Nitrates Directive and Its Implementation in England

open access: yes, 2000
The United Nations recently issued a stern warning regarding the excessive use of nitrogen in agriculture: “[W]e are fertilizing the Earth on a global scale and in a largely uncontrolled experiment.” Nitrogen is an essential nutrient for crop production.
Grossman, Margaret Rosso, Grossman, M.R.
openaire   +2 more sources

Quantifying CO2 Emissions and Carbon Sequestration from Digestate-Amended Soil Using Natural 13C Abundance as a Tracer

open access: yesAgronomy, 2023
The untapped potential for carbon sequestration in agricultural soils represents one of the most cost-effective tools for climate change mitigation.
Gregory Reuland   +5 more
doaj   +1 more source

Quality of drinking water in rural areas: problems of legal environment [PDF]

open access: yesE3S Web of Conferences, 2021
The article is devoted to the scientific and theoretical analysis of the current state of legal provision of drinking water quality in rural areas. It was stated that in recent years there has been a steady trend of deteriorating quality of water used ...
Yermolenko Volodymyr   +5 more
doaj   +1 more source

Definition of hot-spots to reduce the nitrogen losses from agricultural land to groundwater in Slovakia

open access: yesEkológia (Bratislava), 2022
Agriculture is a significant contributor to nitrate pollution of groundwater which in many cases serves as a source of drinking water. Therefore, targeted reduction of nitrogen leaching losses is fully justified to address this issue.
Bujnovský Radoslav, Koco Štefan
doaj   +1 more source

Implementation of Nitrate Directive to Poland

open access: yesActa agriculturae Slovenica, 2006
 In the paper the present state of implementation of three main resolutions of Nitrate Directive is presented. Polish Code of GAP has been prepared already in 1999 in collaboration with Danish Advisory Service in Agriculture and after approval by Ministry of Agriculture and Rural Development and Ministry of Environment, disseminated in several ...
Fotyma, Mariusz, Duer, Irena
openaire   +3 more sources

Direct nitration of five membered heterocycles [PDF]

open access: yesArkivoc, 2005
Direct nitration of a variety of furans, pyrroles, thiophenes, pyrazoles, imidazoles, isoxazoles and thiazoles (17 compounds) with nitric acid/trifluoroacetic anhydride affords mononitro derivatives in average yield of 60 %.
Alan R. Katritzky   +5 more
openaire   +2 more sources

Nitrate Concentration in Leachate—Essential Information for Reducing Nitrogen Surplus and Groundwater Pollution from Agricultural Land in Slovakia

open access: yesAgriculture, 2022
The aim of the study was to detect nitrate concentrations in leachate within agricultural land in three districts of Slovakia, namely Nitra, Nové Zámky and Dunajská Streda as well as in the DEEPWATER-CE pilot area.
Radoslav Bujnovský   +4 more
doaj   +1 more source

High-resolution monitoring of nutrients in groundwater and surface waters: process understanding, quantification of loads and concentrations, and management applications [PDF]

open access: yesHydrology and Earth System Sciences, 2016
Four sessions on "Monitoring Strategies: temporal trends in groundwater and surface water quality and quantity" at the EGU conferences in 2012, 2013, 2014, and 2015 and a special issue of HESS form the background for this overview of the current state of
F. C. van Geer   +2 more
doaj   +1 more source

Assessment of environmental and farm business impacts of phosphorus policies in two European regions

open access: yesFrontiers in Sustainable Food Systems, 2022
This paper presents analyses of the economic and environmental impact of relevant phosphorus management policy scenarios, using representative pig and poultry farms in the Emilia-Romagna region (Po River basin, Italy) and Niedersachsen region (Ems River ...
Linda Arata   +6 more
doaj   +1 more source

Relevance of nitrate and nitrite in dry-cured ham and their effects on aroma development

open access: yesGrasas y Aceites, 2009
Potassium and sodium salts of nitrite (E 249 and E 250) and nitrate (E 251 and E 252) are authorised for use under certain levels in several foodstuffs such as non-heat-treated, cured and dried meat products, other cured meat products, canned meat ...
Fidel Toldrá   +2 more
doaj   +1 more source

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