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Registros recuperados: 74
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Simulering af fossilt energiforbrug og emission af drivhusgasser. Tre scenarier for omlægning til 100% økologisk jordbrug i Danmark Organic Eprints
Dalgaard, Tommy; Halberg, Niels; Fenger, Jes.
Formålet med rapporten er at beskrive og anvende en metode til at vurdere ændringen i landbrugets forbrug af fossil energi og emission af drivhusgasser ved omlægning til 100% økologisk jordbrug i Danmark. Situationen for dansk landbrug i 1996 er sammenlignet med tre scenarier for 100% omlægning: A) Fuld selvforsyning med foder (0% import). Herved begrænses den mulige svineproduktion. B) 15% import af foder til drøvtyggere og 25% import til enmavede dyr (15-25% import). Også her begrænses svineproduktionen, men dog mindre en i scenario A. C) Fastholdelse af den samme animalske produktion som i 1996 (ubegrænset foderimport).
Tipo: Report Palavras-chave: Air and water emissions.
Ano: 2000 URL: http://orgprints.org/3031/1/Rap_05.pdf
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Organic Research and Development in Denmark (1996-2010) - Effects on the Organic Sector and Society Organic Eprints
Andreasen, Lise; Rasmussen, Ilse Ankjær; Halberg, Niels.
The ICROFS (International Centre for Research in Organic Food Systems) has conducted an analysis of the effects of organic research in Denmark (1996-2010) on the Danish organic sector and on society in general. Over these 15 years, three national programs and one program with European collaboration have been implemented in Denmark, financed via special government grants that amounted to just over 500 million DKK (approx. € 67 million—or approximately $ 80 million). The analysis itself was carried out as a compilation of information from three perspectives, each of which has been independently documented: • Interviews with (representatives of) end-users of results from research and development (R&D) investigating their assessment of the challenges in...
Tipo: Journal paper Palavras-chave: "Organics" in general Research communication and quality Education; Extension and communication.
Ano: 2015 URL: http://orgprints.org/29259/7/29259.pdf
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Coordination of European transnational research in organic food and farming Organic Eprints
Jespersen, Lizzie Melby; Halberg, Niels.
Research in organic food and farming is a fairly new, but rapidly ex-panding, discipline on the European research scene. One of the problems faced by the authorities seeking to initiate research programmes in organic food and farming is that the present research effort in Europe is caracterised by small research communities, which are often scattered and fragmented both geographically and institutionally. Therefore a gathering of the dispersed expertise to a critical mass in order to increase the competitive quality and relevance of the research as well as the dessemination and use of research is needed.
Tipo: Book chapter Palavras-chave: Research methodology and philosophy.
Ano: 2012 URL: http://orgprints.org/22251/1/22251.pdf
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Resource efficiency of organic and low input systems in comparison to intensive agriculture Organic Eprints
Thorup-Kristensen, Kristian; Brennan, Mary; Halberg, Niels; Cooper, Julia; Lampkin, Nic; Niggli, Urs.
QLIF researchers have collected data on the environmental and economic impact of a series of production measures. This will be the basis for this workshop which aims to analyse the efficiency of organic and low-input systems concerning the use of land, nutrients, water energy, and climate change scenarios. Economic efficiency of different production systems with implication for markets and prices will be analysed. Furthermore, we will explore to which extend consumers value environmental benefits.
Tipo: Conference paper, poster, etc. Palavras-chave: Biodiversity and ecosystem services.
Ano: 2008 URL: http://orgprints.org/13352/1/qlif%2Dworkshop5%2D4p%2Dthorup%2Dkristensen[1].doc
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Final report on aquaculture (Part A) Organic Eprints
Beck, Alexander; Bouilhol, M.; Ball, K.; Cabaret, Jacques; Halberg, Niels; Ivanova-Peneva, Sonya; Melby Jespersen, Lizzie; Lampkin, Nicolas; Lembo, Guiseppe; Moritz, Robin F.A.; Ruiz, R.G.; Speiser, Bernhard; Tittarelli, Fabio.
In consideration of: • the lack of organic juveniles reported by some MS; • the restriction on the movement of live animals between countries and regions based on the Council Directive (EC) No 88/20062; • the reluctance of farmers to introduce on their farms animals which could be unsuitable for the local (geographical) environment (e.g. genetic or population traits, resistance to different diseases, growth performances, reproductive cycle, behavioural characteristics, etc.); and • the lack in the Commission Regulation (EC) No 889/20083 of specific organic rules for managing the life cycle stage between the hatching and the weaning of juveniles, the Group supports the use of non-organic juveniles, for on-growing purposes, when organic aquaculture...
Tipo: Report Palavras-chave: Aquaculture.
Ano: 2013 URL: http://orgprints.org/25618/1/final_report_egtop_on_aquaculture_part-a_en.pdf
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Contribution of organic farming to public goods in Denmark Organic Eprints
Jespersen, Lizzie Melby; Baggesen, Dorte Lau; Fog, Erik; Halsnæs, Kirsten; Hermansen, J.E.; Andreasen, Lise; Strandberg, Beate; Halberg, Niels.
The potential contribution of organic farming to the public goods, ‘Nature and Biodiversity’, ‘Environment’, ‘Energy and Climate’, ‘Human Health and Welfare’ and ‘Animal Health and Welfare’ in Denmark is guided and partly secured by the principles and specific requirements of the EU Organic Regulation. However, other factors, such as the production type, farm size, geographical location and—not the least—the management of the farm, also influence the contribution. Using the ban on synthetic pesticides and restricted use of antibiotics, including the requirements to compensate for and prevent such uses in organic farming, as examples, the positive and negative contributions of organic farming in relation to selected public goods were analysed. The...
Tipo: Journal paper Palavras-chave: Farming Systems Food security; Food quality and human health Research communication and quality Health and welfare Biodiversity and ecosystem services.
Ano: 2017 URL: http://orgprints.org/32338/1/10.1007_s13165-017-0193-7.pdf
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Strategic Research Agenda for organic food and farming Organic Eprints
Schmid, Otto; Padel, Susanne; Halberg, Niels; Huber, Machteld; Darnhofer, Ika; Micheloni, Cristina; Koopmans, Chris; Bügel, Susanne; Stopes, Christopher; Willer, Helga; Schlüter, Marco; Cuoco, Eduardo.
The TP Organics Strategic Research Agenda (SRA) was finalised in December 2009. The purpose of the Strategic Research Agenda (SRA) is to enable research, development and knowledge transfer that will deliver relevant outcomes – results that will contribute to the improvement of the organic sector and other low external input systems. The document has been developed through a dynamic consultative process that ran from 2008 to 2009. It involved a wide range of stakeholders who enthusiastically joined the effort to define organic research priorities. From December 2008 to February; the expert groups elaborated the first draft. The consultative process involved the active participation of many different countries. Consultation involved researchers,...
Tipo: Book Palavras-chave: Food systems Farming Systems Knowledge management Values; Standards and certification Crop husbandry Research methodology and philosophy Environmental aspects "Organics" in general Soil Animal husbandry.
Ano: 2009 URL: http://orgprints.org/16694/1/tporganics_strategicresearchagenda.pdf
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15 years of research in organic food systems in Denmark – effects on the sector and society Organic Eprints
Rasmussen, Ilse A.; Halberg, Niels.
The Danish government has funded research in organic agriculture and food systematically since the establishment in 1996 of the Danish Research Centre for Organic Farming (DARCOF, now ICROFS, International Centre for Research in Organic Food Systems). A recent analysis of the effects of the first 3 organic research programs (DARCOF I-III, 1996-2000) (Halberg et al. 2012) was carried out with the objective to determine not only the impact of the research on the sector from farmers and advisors to industry and retail but also on society from government and regulation to NGO’s.
Tipo: Conference paper, poster, etc. Palavras-chave: Research methodology and philosophy.
Ano: 2014 URL: http://orgprints.org/24018/1/24018_OWC14_IRA_15%20Years_MM.pdf
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Organic cash crop farms as net energy producers: Energy balances and environmental effects Organic Eprints
Halberg, Niels; Dalgaard, R.; Berntsen, J.; Olesen, J.E.; Dalgaard, T..
Organic farming (OF) principles include the idea of reducing dependence on fossil fuels, but little has been achieved on this objective so far in Danish OF. Energy use and greenhouse gas emissions from an average 39 ha cash crop farm were calculated and alternative crop rotations for bio-energy production were modelled. Growing rapeseed on 10% of the land could produce bio-diesel to replace 50-60% of the tractor diesel used on the farm. Increasing Grass-clover area to 20% of the land and using half of this yield for biogas production could change the cash crop farm to a net energy producer, reduce green house gas emissions and improve the nutrient management on the farm while reducing overall output of products only marginally.
Tipo: Conference paper, poster, etc. Palavras-chave: Recycling; Balancing and resource management.
Ano: 2005 URL: http://orgprints.org/4364/4/halberg_etal_4p_revised%2Ded.doc
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Final Report on Feed Organic Eprints
Beck, Alexander; Cabaret, Jacques; Halberg, Niels; Ivanova-Peneva, Sonya; Melby Jespersen, Lizzie; Kretzschmar, Ursula; Lampkin, Nicolas; Lembo, Guiseppe; Monod, Mariane; Moritz, Robin; de la Plaza Pérez, José Luis; Speiser, Bernhard; Tittarelli, Fabio.
The expert group for technical advice on organic production (EGTOP; thereafter called „the Group‟) in replying to point a) of the mandate concerning substances assessment concludes on the basis of the knowledge available in the group and information provided with the dossiers and by the Commission that: E 535 Sodium ferrocyanide anti-caking material, should be approved for use as a feed additive in salt for organic animal feed, subject to: - a maximum dose rate of 20 mg/kg NaCl (the maximum defined for human food) and - a limited time period, in order to provide a legal basis for current practice in the short term and to encourage the adoption of preferred carbonate alternatives longer term. E 566 Natrolite-Phonolite anti-caking material should be...
Tipo: Report Palavras-chave: Feeding and growth; Policy environments and social economy.
Ano: 2011 URL: http://orgprints.org/19563/1/final_report_on_feed_to_be_published_en.pdf
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Exploring the concept of agroecological food systems in a city-region context. Organic Eprints
Vaarst, Mette; Escudero, Arthur Getz; Chappell, M. Jahi; Brinkley, Catherine; Nijbroek, Ravic; Arraes, Nilson A.M.; Andreasen, Lise; Gattinger, Andreas; De Almeida, Gustavo; Bossio, Deborah; Halberg, Niels.
Based on urgent needs for food security compounded by a changing climate which impacts and is impacted by agricultural land-use and food distribution practices, we explore the processes of action in implementing agroecological food systems. We identified the following characteristics for an agroecological food system: 1. Minimizing use of external inputs, 2. Extent of internal resource recycling, 3. Resilience, 4. Multifunctionality, 5.Building on complexity and incorporating greater systems integration,6. Contextuality, 7. Equity and, 8. Nourishment. We focus on the city-region food systems context, concluding with practical drivers for realizing more agroecological food systems in cityregion contexts. Agroecological food systems are widely...
Tipo: Journal paper Palavras-chave: Food systems.
Ano: 2017
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How to include on-farm biodiversity in LCA on food? Organic Eprints
Knudsen, Marie Trydeman; Halberg, Niels.
Life Cycle Assessments (LCA) of food and agriculture generally include potential effects on global warming, eutrophication, ecotoxocity and acidification some of which again affect biodiversity. However, LCA most often does not include specific indicators of the product’s or agricultural system’s impact (negative or positive) on biodiversity. Using LCA methodology on agricultural products makes it highly relevant to assess the impacts of land use. Some LCA’s include a simple category of land use. This is sometimes interpreted as “nature occupation”. However, if this is the only impact category addressing land use related biodiversity, the LCA cannot distinguish between different forms of agricultural systems, which may differ in their biodiversity impact...
Tipo: Conference paper, poster, etc. Palavras-chave: Environmental aspects; Biodiversity and ecosystem services.
Ano: 2007 URL: http://orgprints.org/10875/1/10875.pdf
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Organic food and farming in China Organic Eprints
Kledal, Paul Rye; Hui, Qiao Yu; Egelyng, Henrik; Yunguan, Xi; Halberg, Niels; Xianjun, Li.
The chapter describes the development of organic food and farming in China, concerning number of farms, hectare converted, type of products produced, the value of production and export as well which provinces of China where the major organic production is concentrated. The history of certification and regulation as well as market prospects are explained.
Tipo: Book chapter Palavras-chave: China; Farm economics.
Ano: 2007 URL: http://orgprints.org/11246/1/Fibl_article_07_org_food_%26_farming_in_China.PDF
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Food security of small holding farmers: comparing organic and conventional systems in India Organic Eprints
Panneerselvam, P.; Hermansen, John E.; Halberg, Niels.
This study compared farm production, crop yield, input cost, and income in organic and conventional farming systems in three states of India: Uttarakhand, Madhya Pradesh, and Tamil Nadu. The results showed that organic farming reduced the input cost without affecting the net margin in all three states. Total food production was found to be comparable for the two systems in two of three states. While yield of rice and wheat generally was lower under the organic systems, yield from intercropping food crops was generally higher. The number of agro-ecological methods and percentage of farms practicing different agro-ecological methods were higher under organic systems than conventional systems. These results suggest that organic farming has the potential to...
Tipo: Journal paper Palavras-chave: Farm economics Food security; Food quality and human health Social aspects.
Ano: 2011 URL: http://orgprints.org/18125/1/18125.pdf
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Research collaboration between China and Denmark for development of systemic approaches to agro-ecological pest management without pesticides with focus on vegetable, fruit and berry crops. Proceedings and recommendations from two network workshops Organic Eprints
Halberg, Niels; Andreasen, Lise; Ravnskov, Sabine; Steenberg, Tove; Enkegaard, Annie; Sigsgaard, Lene; Eilenberg, Jørgen; Munk, Lisa; Langer, Vibeke; Korsgaard, Maren; Wu, Wenliang; Qiao, Yuhui; Zhang, Long; Guo, Yanbin; Liu, Yunhui; Zhu, Zengrong; Wang, Jianwu.
This report is the result of a network project which was established to discuss the potential for collaboration on development of systemic approaches to pest management without pesticides between Chinese and Danish researchers. The focus is on systemic approaches rather than input substitution of synthetic chemicals with agents of natural origin, however, the latter is considered as an integrated tool for the development and design of systemic approaches. The discussions were, furthermore, limited to management of invertebrate pests as well as diseases, while other pests such as weeds have not been included in the discussions. The discussions took place at two workshops and were based on presentations of research from the two countries and field visits in...
Tipo: Report Palavras-chave: Crop combinations and interactions Vegetables Biodiversity and ecosystem services Fruit and berries Crop health; Quality; Protection.
Ano: 2013 URL: http://orgprints.org/22350/7/22350.pdf
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Assessment of the environmental sustainability of organic farming: Definitions, indicators and the major challenges Organic Eprints
Halberg, Niels.
The debate over agricultural sustainability continues due to the challenges of reducing externalities of intensive farming methods and preserving vital natural capital, but many definitions of sustainability are too wide to allow for a prioritized assessment. This paper uses a more narrow definition of agricultural sustainability focusing on the functional integrity of a system to highlight specific aspects of vital importance for the long-term resilience and reproducibility of agricultural systems. Key areas of resource sufficiency are also identified. Based on a review of scientific literature the relative sustainability of organic agriculture is assessed with a focus on environmental impact and resourceuse in Europe and North America. While there are...
Tipo: Journal paper Palavras-chave: Environmental aspects.
Ano: 2012 URL: http://orgprints.org/22190/1/22190.pdf
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Energiforbrug i forskellige dyrkningssystemer Organic Eprints
Halberg, Niels; Refsgaard, Karen; Dalgaard, Tommy.
Energiforbruget i jordbrugsproduktionen er interessant både fra et ressource synspunkt og fordi udledningen af CO2 fra forbrænding af fossil energi bidrager til drivhuseffekten. Både i målsætningerne for den danske Landsforening for økologisk jordbrug (LØJ) og i landboorganisationernes oplæg til Godt landmandsskab år 2000 indgår desuden mål om at reducere forbruget af fossil energi og få den bedst mulige energiudnyttelse. Ved en kombination af studier i økologiske og konventionelle kvægbrug og brug af standardværdier for dieselforbrug til de enkelte markoperationer er der opstillet modeller for energiforbruget i mark og stald. I energiregnskaberne indgår både det direkte (diesel + el) og det indirekte energiforbrug (f.eks. energi medgået til produktion af...
Tipo: Conference paper, poster, etc. Palavras-chave: Production systems Recycling; Balancing and resource management.
Ano: 1999 URL: http://orgprints.org/6554/1/6554.pdf
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Energy use in crop production on danish mixed farms: Systems modelling of data from farm studies Organic Eprints
Halberg, Niels; Kristensen, Erik Steen; Refsgaard, Karen.
The problems of balancing agricultural production methods against environmental concern cannot be solved by focusing on single activities of livestock farming and experimental knowledge alone because of interactions between herds and crops and between the production system and the manager. An alternative method based on studies in private farms is proposed to evaluate the effects of the production intensity on pollution and resource efficiency. Energy use and crop yield in gram and grass-clover crops registered on conventional and organic mixed dairy farms were analyzed in order to facilitate modelization of energy efficiency in different production systems on different danish soil types. The energy efficiency was higher in organic crops on all soil types...
Tipo: Conference paper, poster, etc. Palavras-chave: Environmental aspects; Farming Systems; Crop husbandry.
Ano: 1994 URL: http://orgprints.org/13115/1/13115.pdf
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Indicators of biodiversity and conservational wildlife quality on Danish organic farms for use in farm management. A multidisciplinary approach to indicator development and testing Organic Eprints
Noe, Egon; Halberg, Niels; Reddersen, Jens.
European farmers are encouraged to participate in conserving national biodiversity on farms especially remnant old, undisturbed small biotopes, forests and permanent grassland. It is foreseen that this objective cannot rely on regulation solely, and to succeed, farmers need to understand the goals behind it. A set of indicators have been developed and tested on eight organic farms as part of a ‘green-account’ based dialogue to explore whether the farmers were able and willing to include such indicators in their decision making. ‘Weed cover in cereal fields,’ ’was used as an indicator of floral and faunal biodiversity in the cultivated land, and ‘uncultivated biotope area’ on the farm was used as an unspecific measure of wildlife habitats. In uncultivated...
Tipo: Newspaper or magazine article Palavras-chave: "Organics" in general; Systems research and participatory research; Farming Systems; Landscape and recreation; Biodiversity and ecosystem services; Social aspects.
Ano: 2005 URL: http://orgprints.org/2472/1/naturequality_ver21_KCH_m_tabel.doc
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Vision for an Organic Food and Farming Research Agenda 2025. Organic Knowledge for the Future. Organic Eprints
Niggli, Urs; Slabe, Anamarija; Schmid, Otto; Halberg, Niels; Schlüter, Marco.
The 'Vision for an Organic Food and Farming Research Agenda to 2025' was prepared between June 2007 and August 2008 on the basis of wideranging discussions with farmers’ organizations, scientists, organic traders and retailers, and EU-wide umbrella organizations representing a variety of commercial, non-commercial and civil interests. The Vision Paper i) shows the strengths and weaknesses of organic food and farming, ii) identifies five global and European challenges and trends on which food and farming research should focus, iii) groups the strategic priorities of future research and iv) highlights a large number of specific research activities for the future. The potential for innovation on the basis of organic knowledge is considerable and...
Tipo: Report Palavras-chave: Research communication and quality.
Ano: 2008 URL: http://orgprints.org/13439/1/niggli%2Detal%2D2008%2Dtechnology%2Dplatform%2Dorganics.pdf
Registros recuperados: 74
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