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Registros recuperados: 236
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The repetitive and expanding occurrence of a green, bloom-forming dinoflagellate (Dinophyceae) on the coasts of France ArchiMer
Sournia, Alain; Belin, Catherine; Billard, Chantal; Catherine, Martial; Erard-le Denn, Evelyne; Fresnel, Jacqueline; Lassus, Patrick; Pastoureaud, Annie; Soulard, René.
A dinoflagellate has produced green-water events along the Atlantic and English Channel coasts of France since 1982. It differs morphologically from each of the 12 taxa or so of green gymnodinoid dinoflagellates previously known. As some morphological details, as well as their variability, remain to be ascertained, this organism is illustrated and described here under the provisional designation of Gymnodinium "sp. 1982". The presence of chlorophyll b has been confirmed by HPLC analysis but it could not be ascertained whether true chloroplasts are present, or symbionts. The distribution is coastal and estuarine. The number and intensity of the outbreaks may be related to river runoff and to the amount of preceding rainfall. An encysted stage is described....
Tipo: Text Palavras-chave: Bloom; Océan Atlantique; Manche; Morphologie; Chlorophylle b; Répartition géographique; Zone côtière; Milieu marin; Phytoplancton; Basse Normandie; France; Europe; Pyrrophycophyta; Algae; Thallophyta; Gymnodinium; BLOOMS; DINOFLAGELLATES; GREEN WATERS; GYMNODINIUM; PHYTOPLANKTON.
Ano: 1992 URL: http://archimer.ifremer.fr/doc/00133/24470/22487.pdf
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THE ROLE OF THE EUROPEAN RESEARCH NETWORKS IN RURAL DEVELOPMENT AgEcon
Voicilas, Dan Marius; Cvijanovic, Gorica; Mijajlovic, Nada.
The present paper intends to present “a short history” of a young research network established a few years ago. The network has already a European cover and impact. Its activity was very intense and the results over expectations. Moreover, the cohesion among members makes possible the development of the activity for the future. By this article we want to give an example of a “good practice” in this field. Could be an example for other networks, institutes, research centres and researcher of how an idea can become reality.
Tipo: Conference Paper or Presentation Palavras-chave: Europe; Networks; Rural Development; Experience; Agribusiness; Community/Rural/Urban Development; Labor and Human Capital; Teaching/Communication/Extension/Profession.
Ano: 2009 URL: http://purl.umn.edu/57402
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The social and economic impact of aquaculture : a European review ArchiMer
Neiland, A.e.; Shaw, S.a.; Bailly, Denis.
This paper undertakes a preliminary evaluation of the social and economic impact of aquaculture from both empirical and theoretical standpoints. Drawing initially on background information collected for the Commission of the European Communities (CEC) in a recent study by the European Association of Fisheries Economists (EAFE), a number of important indicators and trends (e.g. production, employment, market structure) are examined which indicate that aquaculture is of increasing significance in many regions. Whilst some socio-economic information is available for ail European countries, this information base is weak in comparison to that for biological and technical aspects of aquaculture and does not permit a comprehensive evaluation at the present time....
Tipo: Text Palavras-chave: Review; Social impact; Economic impact; Europe; Aquaculture.
Ano: 1991 URL: http://archimer.ifremer.fr/doc/1991/publication-3705.pdf
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The type material and the enamel structure of Villanyia exilis KRETZOI, 1956 (Arvicolidae, Rodentia) Naturalis
Mayhew, D.F..
Re-examination of the two teeth constituting the original type and genotype material of Villanyia exilis KRETZOI, 1956 from Villány-5, Hungary, indicates that subsequently published descriptions need revision. The tooth selected as the lectotype of Villanyia exilis by RABEDER (1981) is considered here to belong to Clethrionomys kretzoii (KOWALSKI, 1958). The second specimen, with morphology in accordance with the original description of Kretzoi, is considered to represent the characters of Villanyia exilis. In order to stabilise the nomenclature in accordance with current usage an application has been made to the International Commission on Zoological Nomenclature. The fine structure of the enamel of Villanyia exilis as defined above is described for the...
Tipo: Article / Letter to the editor Palavras-chave: Voles; Pliocene; Pleistocene; Taxonomy; Evolution; Europe; Enamel structure.
Ano: 2009 URL: http://www.repository.naturalis.nl/record/659250
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The West Palaearctic species of the genera Gildoria Hedqvist and Platyspathius Viereck, with keys to the species (Hymenoptera: Braconidae: Doryctinae) Naturalis
Achterberg, C. van.
The West Palaearctic species of the genera Gildoria Hedqvist, 1974, and Platyspathius Viereck, 1911 (Braconidae: Doryctinae) are revised. Five new species are described and illustrated: Gildoria elongata spec. nov. from Canary Islands, G. gijswijti spec. nov. from France, G. iberica spec. nov. from Spain, G. striata spec. nov. from Morocco and Platyspathius europaeus spec. nov. from France and Italy. The genus Gildoria is re-instated, Gildoria anthaxiae (Belokobylskij, 1983), G. grandis (Fahringer, 1930), G. planus (Ratzeburg, 1848), G. similis ( Bouc˘ek, 1955) and G. titubata (Papp, 1985) are new combinations, and Dendrosotinus ilanotensisC ˘ apek, 1992, is synonymized with Gildoria titubata (Papp, 1985). Doryctes lenticularis Granger, 1949, is designated...
Tipo: Article / Letter to the editor Palavras-chave: Hymenoptera; Braconidae; Doryctinae; Gildoria; Dendrosotinus; Platyspathius; Spathiohormius; Lenticulara; Morocco; France; Canary Islands; Europe; Palaearctic; Distribution; Key; New species.; 42.75.
Ano: 2003 URL: http://www.repository.naturalis.nl/record/216152
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The World of Organic Agriculture – Density-equalizing Map Organic Eprints
Paull, John; Hennig, Benjamin.
The World Map of Organic Agriculture presents countries as proportional in size to their share of the total of world organic hectares. Such a map can be referred to as an equal-area cartogram or a density-equalising map. Equal-density cartograms are a tool for presenting a fresh view of tabulated geographic data sets. The World Map of Organic Agriculture accounts for all of the hectares of organically managed agricultural land (certified organic and in-conversion organic) reported by FiBL and IFOAM in 'The World of Organic Agriculture - Statistics & Emerging Trends 2013'. The map visually reveals relationships between the territories of the world and highlights the regional strengths and weaknesses of the global diffusion of organic agriculture. The...
Tipo: Book chapter Palavras-chave: "Organics" in general; Australia; European Union; Latin America; United Kingdom; United States; World; Knowledge management; Country reports; Europe.
Ano: 2013 URL: http://orgprints.org/22490/7/22490.pdf
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The World of Organic Agriculture. Statistics and Emerging Trends 2014 Organic Eprints
Organic agriculture is practiced in 164 countries, and more than 37.5 million hectares of agricultural land are managed organically by 1.9 million farmers. The global sales of organic food and drink reached almost 64 billion US dollars in 2012. The 15th edition of The World of Organic Agriculture documents recent developments in global organic agriculture. It includes contributions from representatives of the organic sector from throughout the world and provides comprehensive organic farming statistics that cover surface area under organic management, specific information about land use in organic systems, numbers of farms and other operator types as well as selected market data.
Tipo: Book Palavras-chave: Surveys and statistics; Africa; Asia; Latin America; North America; World; Europe.
Ano: 2014 URL: http://orgprints.org/25172/1/willer-lernoud-2014-world-of-organic.pdf
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The World of Organic Agriculture. Statistics and Emerging Trends 2016 Organic Eprints
The 17th edition of The World of Organic Agriculture, published by the Research Institute of Organic Agriculture (FiBL) and IFOAM – Organics International, provides a comprehensive review of recent developments in global organic agriculture. It includes contributions from representatives of the organic sector from throughout the world and provides comprehensive organic farming statistics that cover area under organic management, specific information about land use in organic systems, numbers of farms and other operator types as well as selected market data. The book also contains information on the global market for organic food, information on standards and regulations, organic policy, as well as insights into current and emerging trends in organic...
Tipo: Book Palavras-chave: Africa; Asia; Australia; Latin America; North America; United States; World; Europe.
Ano: 2016 URL: http://orgprints.org/31151/1/willer-lernoud-2016-world-of-organic.pdf
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The World of Organic Agriculture. Statistics and Emerging Trends 2017 Organic Eprints
The 18th edition of The World of Organic Agriculture, published by the Research Institute of Organic Agriculture (FiBL) and IFOAM – Organics International, provides a comprehensive review of recent developments in global organic agriculture. It includes contributions from representatives of the organic sector around the world and provides comprehensive organic farming statistics that cover the area under organic management, specific information about land use in organic systems, the number of farms and other operator types, and selected market data.
Tipo: Book Palavras-chave: Africa; Asia; Australia; Latin America; North America; United States; World; Europe.
Ano: 2017 URL: http://orgprints.org/34568/7/willer-lernoud-2017-02-12-v1-4.pdf
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The World of Organic Agriculture. Statistics and Emerging Trends 2018 Organic Eprints
Organic agriculture is practiced in 178 countries, and 57.8 million hectares of agricultural land are managed organically by approximately 2.7 million farmers. The global sales of organic food and drink reached almost 90 billion US Dollars in 2016, according to Ecovia Intelligence. The 19th edition of The World of Organic Agriculture, published by the Research Institute of Organic Agriculture (FiBL) and IFOAM – Organics International, provides a comprehensive review of recent developments in global organic agriculture. It includes contributions from representatives of the organic sector around the world and provides comprehensive organic farming statistics that cover the area under organic management, specific information about land use in organic...
Tipo: Book Palavras-chave: Surveys and statistics; Africa; Asia; Latin America; North America; World; Europe.
Ano: 2018 URL: http://orgprints.org/34669/1/WILLER-LERNOUD-2018-final-PDF-low.pdf
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The World of Organic Agriculture. Statistics and Emerging Trends 2018 Organic Eprints
Organic agriculture is practiced in 178 countries, and 57.8 million hectares of agricultural land are managed organically by approximately 2.7 million farmers. The global sales of organic food and drink reached almost 90 billion US Dollars in 2016, according to Ecovia Intelligence. The 19th edition of The World of Organic Agriculture, published by the Research Institute of Organic Agriculture (FiBL) and IFOAM – Organics International, provides a comprehensive review of recent developments in global organic agriculture. It includes contributions from representatives of the organic sector around the world and provides comprehensive organic farming statistics that cover the area under organic management, speci�c information about land use in organic...
Tipo: Book Palavras-chave: Africa; Asia; Australia; Latin America; North America; United States; World; Europe.
Ano: 2018 URL: http://orgprints.org/34569/10/WILLER-LERNOUD-2018-final-PDF-low.pdf
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The World of Organic Agriculture. Statistics and Emerging Trends 2019 Organic Eprints
Organic agriculture is practiced in 181 countries, and 69.8 million hectares of agricultural land are managed organically by approximately 2.9 Million farmers. The global sales of organic food and drink reached 97 billion US Dollars in 2017, according to Ecovia Intelligence. The 20th edition of The World of Organic Agriculture, published by the Research Institute of Organic Agriculture(FiBL) and IFOAM – Organics International, provides a comprehensive review of recent developments in global organic agriculture. It includes contributions from representatives of the organic sector around the world and presents detailed organic farming statistics that cover the area under organic management, specific information about land use in organic systems, the...
Tipo: Book Palavras-chave: Africa; Asia; Australia; Latin America; North America; United States; World; Europe.
Ano: 2019 URL: http://orgprints.org/34570/10/WILLER-LERNOUD-2018-final-PDF-low.pdf
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Transformations of agricultural extension services in the EU: Towards a lack of adequate knowledge for small-scale farms AgEcon
Labarthe, Pierre; Laurent, Catherine E..
This paper examines the consequences of the transformations of extension services for small scale farms. It presents the results of investigations embedded in regulation theory, which combine a comparative institutional analysis, statistical data processing (national agricultural census) and direct surveys. We describe the transformations in the EU and show that they make it more difficult for small farms to access extension services and to benefit from “front office” support (i.e. direct advice from extensionists). Finally, we emphasize that due to the modification of the knowledge production regime, these small farms may also suffer new specific adverse effects resulting from the re-organization of the "back-office" R&D activities of these extension...
Tipo: Conference Paper or Presentation Palavras-chave: Agricultural extension services; Small-scale farms; Institutional Analysis; Europe; Knowledge; Research and Development/Tech Change/Emerging Technologies; Q16; Q12; B52; P51; D83.
Ano: 2009 URL: http://purl.umn.edu/52859
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Vergleich von Vermarktungsaktivitäten für Bio-Produkte im LEH: Ungarn, Tschechische Republik, Deutschland Organic Eprints
Kovacs, Annamaria; Richter, Toralf.
The organic markets in Western European countries like Germany and Middle and Eastern European countries like Hungary and Czech Republic are at different levels of development. While in Germany the per capita consumption of organic food in 2002 was app. € 32 in the Czech Republic the corresponding value was app. € 0,50 and in Hungary app. € 0,39. The paper describes and analyses the results of store-checks conducted in outlets of selected retail chains in the named three countries. Main objective is to compare marketing activities of conventional retail chains, as main driving actor group for the market development, with regard to organic products.
Tipo: Conference paper, poster, etc. Palavras-chave: Markets and trade; Hungary; Germany; Europe.
Ano: 2005 URL: http://orgprints.org/3710/1/3710.pdf
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Weiter viel Wachstum in der Biobranche - USA legen stärker zu als in Europa Organic Eprints
Krebs, Adrian.
Der Detailhandelsumsatz mit Bioprodukten ist auf 72 Milliarden Dollar angestiegen, Nordamerika wächst dabei stärker als Europa. Das zeigen Zahlen, welche das FiBL präsentierte.
Tipo: Newspaper or magazine article Palavras-chave: Surveys and statistics; Markets and trade; United States; Europe.
Ano: 2015 URL: http://orgprints.org/28792/1/S22.pdf
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Western Palaearctic Ectoedemia (Zimmermannia) Hering and Ectoedemia Busck s. str. (Lepidoptera: Nepticulidae): five new species and new data on distribution, hostplants and recognition Naturalis
Nieukerken, E.J. van; Laštůvka, A.; Laštůvka, Z..
The nine western Palaearctic species of the subgenus Zimmermannia Hering, 1940 and 48 species in the subgenus Ectoedemia Busck, 1907 of the genus Ectoedemia are reviewed. One species in the subgenus Zimmermannia and four species in the subgenus Ectoedemia are described as new: Ectoedemia (Zimmermannia) vivesi A. Laštůvka, Z. Laštůvka & Van Nieukerken sp. n. from southern Spain and Cyprus with unknown host plant, Ectoedemia (E.) hendrikseni A. Laštůvka, Z. Laštůvka & Van Nieukerken sp. n. from southern France on Quercus suber, E. (E.) heckfordi Van Nieukerken, A. Laštůvka & Z. Laštůvka sp. n. from southern England on Quercus petraea and Q. robur, E. (E.) phaeolepis Van Nieukerken, A. Laštůvka & Z. Laštůvka sp. n. from Spain and Portugal...
Tipo: Article / Letter to the editor Palavras-chave: Leafminer; Barkminer; Fagaceae; Rosaceae; Salicaceae; Ulmaceae; Anacardiaceae; Hostplant; Keys; Europe; 42.75.
Ano: 2010 URL: http://www.repository.naturalis.nl/record/364236
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