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Registros recuperados: 35
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Análisis de la políticas públicas desde la perspectiva de género, el caso del programa de desarrollo rural de alianza para el campo, en el municipio de Texcoco Colegio de Postgraduados
Buendía Rodríguez, Alma Delia.
La presente investigación analiza los subprogramas PAPIR, PRODESCA Y PROFEMOR del Programa de Desarrollo Rural de Alianza para el Campo en el municipio de Texcoco desde la perspectiva de género. El objetivo central es conocer el enfoque (MED o GED) con que opera el Programa a través de las instituciones gubernamentales que lo norman y administran. La categoría teórica-metodológica utilizada es la perspectiva de género que analiza la construcción social de la diferencia sexual, cuestiona las relaciones desiguales de poder y propone el cambio hacia la equidad e igualdad de género. Las herramientas empleadas son de tipo cualitativo y cuantitativo y se aplicaron a los diferentes actores y actrices que participan en la operación del Programa tales...
Tipo: Tesis Palavras-chave: Política pública; Desarrollo rural; Pobreza; Equidad; MED; GED; Maestría; Desarrollo Rural; Public policy; Rural development; Poverty; Fairness.
Ano: 2008 URL: http://hdl.handle.net/10521/1403
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Mapeo indirecto de la vegetación de Sierra de la Ventana, provincia de Buenos Aires Ecología austral
Lizzi,José M; Garbulsky,Martín F; Golluscio,Rodolfo A; Deregibus,Alejandro V.
La cartografía de la vegetación permite conocer la extensión y distribución espacial de sus unidades y constituye una herramienta imprescindible para planificar la conservación y utilización de los recursos. Si bien los pastizales de la provincia de Buenos Aires han sido extensamente estudiados, aún no se cuenta con cartografía de la vegetación regional de Sierra de la Ventana con un detalle adecuado a su heterogeneidad. Una de las causas de esa carencia es que los sitios de topografía compleja dificultan los mapeos de vegetación mediante técnicas convencionales de foto-interpretación o clasificación de imágenes satelitales. En este trabajo se aplicaron técnicas de mapeo indirecto de la vegetación para cartografiar la vegetación potencial de la región. La...
Tipo: Info:eu-repo/semantics/article Palavras-chave: Pastizales de sierra; Unidades de vegetación; Nicho ecológico; MED; SIG; Ambientes complejos.
Ano: 2007 URL: http://www.scielo.org.ar/scielo.php?script=sci_arttext&pid=S1667-782X2007000200004
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Contribution a l'etude de la reproduction de deux especes de merous E. aeneus G. Saint-Hilaire, 1809 (Linne, 1758) et E. guaza des cotes de Tunisie. ArchiMer
Brusle, J; Brusle, S.
The sexuality and reproduction of groupers on the Tunisian coast was studied. Proterogynous hemaphroditism is confirmed.
Tipo: Text Palavras-chave: MED; Tunisia Epinephelus guaza Epinephelus aeneus Hermaphroditism Sexual reproduction Geographical distribution.
Ano: 1975 URL: http://archimer.ifremer.fr/doc/1975/publication-2021.pdf
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Adaptation des truites Salmo trutta et Salmo gairdneri irideus a la vie marine. ArchiMer
Landrein, Sonia.
The determination of Mediterranean Salmonidae has been possible because of morphological and morphometrical studies and immunological and biochemical methods. It is evident that the 'sea trouts' belong to the species S. trutta fario and S. gairdneri irideus. These trouts have been acclimatized naturally to marine life. Experimental tests were undertaken in the laboratory, then in natural medium, to study the possibilities of trout acclimatization in sea water. They have confirmed the great adaptation qualities of these fishes to often extreme conditions. In the experiments undertaken in variable conditions, the influence of temperature and oxygen were exactly specified. Following these experiments, and other experiments realized in France and in other...
Tipo: Text Palavras-chave: MED; France Irideus Salmo gairdneri Salmo trutta fario Sea water Acclimatization.
Ano: 1977 URL: http://archimer.ifremer.fr/doc/1977/publication-1966.pdf
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Observations ultrastructurales sur Ameson nelsoni (Sprague, 1950) microsporidie parasite de la crevette Parapenaeus longirostris Lucas. Consequences taxonomiques. ArchiMer
Loubes, Claude; Maurand, Jean; Comps, Michel; Campillo, Albert.
The sporogony of A. nelsoni is of the apansporoblastic type. Diplocaryons always occur during merogony, never occur during sporogony. Sporoblasts are produced by fission of a multinucleate and elongated plasmodium. Spore morphogenesis begins before the end of the end of the sporoblasts individualization. The polaroplast has a very dense outer area. The genus Ameson is very much like genus Perezia and both are badly classified respectively in the families Nosematidae and Unikaryonidae. The creation of the new family Pereziidae is proposed for both genera.
Tipo: Text Palavras-chave: MED; Ameson nelsoni; Speciation; Taxonomy.
Ano: 1977 URL: http://archimer.ifremer.fr/doc/1977/publication-1969.pdf
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Receptivite de trois populations naturelles d'huitres plates Ostrea edulis L. au protozoaire Bonamia ostreae (Pichot et al., 1980). ArchiMer
Bachere, Evelyne; Grizel, Henri.
Experimental infections by inoculation of Bonamia ostreae have been conducted on three flat oysters Ostrea edulis populations coming from wild beds. All of these are disease sensible and the infection rates are respectively 56, 45 and 37% for population from Belle-Isle, La Rochelle and Thau. Receptivity values, compared by Chi-square test, have not revealed significant differences between these three populations.
Tipo: Text Palavras-chave: MED; France ANE; France Bonamia ostreae Protista Ostrea edulis Bivalvia Parasitic diseases Disease resistance Oyster reefs.
Ano: 1983 URL: http://archimer.ifremer.fr/doc/1983/publication-1827.pdf
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The vicinity of the Strait of Gibraltrar: A source of a permanent high productivity ArchiMer
Minas, H; Coste, B; Minas, M.
Satellite infrared imagery shows that a cooling of the sea furface occurs in the Strait of Gibraltar and along the Spanish coast in the Alboran Sea. Since this cooling has an internal origin, it implicates also a nutrient transport into the photic zone. A high chlorophyll area off the Spanish coast, also shown by ocean color imagery (CZCS, Nimbus 7) demonstrate a high productivity. Hydrological and chemical observations made during the French "MEDIPROD IV" cruise on the Jean-Charcot allow to explain this high productivity. The high productivity entertains at mid-depth, by organic sedimentation, an oxygen minimum layer which corresponds to a nutrient maximum (phosphate and nitrate). This high biological activity is useful for hydrological purposes since the...
Tipo: Text Palavras-chave: MED; Gibraltar Strait Temperature effects Nitrates Phosphates Water mixing Water masses Tracers Oxygen minimum layer Satellite sensing Upwelling Nutrients (mineral) Primary production.
Ano: 1984 URL: http://archimer.ifremer.fr/doc/1984/acte-1516.pdf
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Relationships between age, growth, diet and environmental parameters for anchovy (Engraulis encrasicolus L.) in the Bay of Benisaf (SW Mediterranean, west Algerian coast) ArchiMer
Bacha, Mahmoud; Moali, Aissa; Benmansour, Nasr-eddine; Brylinski, Jean-michel; Mahe, Kelig; Amara, Rachid.
Age, growth and diet of anchovy were studied for the first time from samples collected in the Bay of Benisaf (west Algerian coast) during summer (spawning period) and autumn (recruitment period) 2007. Age structure and growth parameters were determined by otolith (sagitta) analyses. The von Bertalanffy growth function fitted to age-length data showed that most of anchovy growth is achieved during the first year of life, suggesting that this stock is primarily supported by the smallest age groups and has a strong dependence on recruitment. There were no significant differences between males and females, and pooled mean parameters were: L infinity = 15.61 cm, k = 0.75 per year and to, -1.32 years. Whatever the age-class anchovy is strictly zooplanktivorous....
Tipo: Text Palavras-chave: Engraulidae; Engraulis encrasicolus; MED; West Algeria; Anchovy; Growth; Age; Diet; Ontogenetic.
Ano: 2010 URL: http://archimer.ifremer.fr/doc/00011/12212/9046.pdf
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Approche microbiologique de l'anchoitage. ArchiMer
Campello, Francois.
The maturation of salted anchovies leads to a product of particular organoleptic properties. The manufacturers have to resolve many problems. A thorough investigation of the phenomenons which occur is necessary to resolve them. The maturation is conducted at different temperatures. The present paper reports the microbiological variations of the present microfloras, from hyper-halophilic to the non-halophilic, which escort organoleptical and biochemical ones chiefly at 20 degree C. If the maturation's temperature is maintained high (28 degree C) there is a strong proteolysis. At 20 degree C the organoleptical characters appear within 2 months.
Tipo: Text Palavras-chave: France; MED; Engraulis encrasicolus; Clupeidae; Pisces; Microorganisms; Microbiology; Organoleptic properties; Curing; Processing fishery products.
Ano: 1983 URL: http://archimer.ifremer.fr/doc/1983/publication-1825.pdf
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Reduction du nitrate dans les sediments marins. Comparaison des activites mesurees in vitro et in situ ArchiMer
Esteves, J; Bonin, P; Blanc, F; Mille, G; Bertrand, J.
In vitro nitrate reduction in hydrocarbon-polluted marine sediments has been studied by flow-through system. By analysing the rate of nitrate comsumption as a function of nitrate concentration the authors determined the Michaelis-Menten kinetics parameters. (km = 330 mu M; vax = 2.0 mu M/g super(-1)/h super(-1). The authors found a value of 60 mu M/m super(-2)/h super(-1) for the rate of in vitro nitrate consumption derived from the above kinetic parameters and from the nitrate concentration in the sediment. In parallel a value of 67.4 mu M/m super(-2)/h super(-1) was found for the rate of nitrate consumption under in situ conditions. The great similarity between both results would favor the in vitro technique as a valid and more convenient one.
Tipo: Text Palavras-chave: MED; Biogeochemistry; Oil pollution; Methodology; Environmental conditions; Experimental research; Comparative studies; Metabolism; Bacteria; Sediment chemistry; Reduction; Nitrates; Denitrification; Nitrogen cycle.
Ano: 1984 URL: http://archimer.ifremer.fr/doc/1984/acte-979.pdf
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Disease problems in farmed penaeids in Italy ArchiMer
Giorgetti, G.
The industrial farming of penaeid shrimps began in Italy in the early eighties with the introduction of Penaeus japonicus , that replaced Penaeus kerathurus . In Italy there are no farms for producing eggs and fry on a commercial basis, the restocking material is usually imported from abroad at the stage of post-larval 22-25. Various pathologies were found that appeared to be connected with husbandry techniques, such as overfeeding with low water exchange, overcrowding and poor water quality. Our laboratory diagnosed diseases caused by: virus: infectious pancreatic necrosis (IPN) virus was isolated on EPC-RTG2 cells from spawners without apparent mortality; bacteria: the most frequently isolated bacterium was Vibrio anguillarum , on TSA, marine agar and...
Tipo: Text Palavras-chave: MED; Italy Penaeus japonicus Fungi Parasites Viruses Pathology Growth Fry Eggs Sea water Diseases Shrimp culture.
Ano: 1989 URL: http://archimer.ifremer.fr/doc/1989/acte-1451.pdf
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Autotrophic plankton composition in the Western Mediterranean Sea ArchiMer
Zaika, V.
The objective of this report is to research the phytoplankton components using chlorophylls, which usually aren't measured. Records for the following are given: autotrophic picoplankton, autotrophic symbionts, and autotrophic periphyton.
Tipo: Text Palavras-chave: MED; Western Mediterranean Periphyton Analytical techniques Ecosystems Biomass Autotrophy Biochemical composition Community composition Chlorophylls Phytoplankton.
Ano: 1984 URL: http://archimer.ifremer.fr/doc/1984/acte-1521.pdf
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Structure genetique de la sole (Solea vulgaris Quensel, 1806; teleosteens, soleides). ArchiMer
Pasteur, Nicole; Autem, Michel; Pichot, Paul; Goucha, Moufida.
A survery of Solea vulgaris biochemical polymorphisms is presented with details of the techniques employed. The electrophoretic patterns of GPI, SOD, PGM, GPD, MDH, AAT, ES, GLO, XDH, MOD, IDH and major protein components of the skeletal muscle are described as corresponding to the products of 27 genes, 13 of which were found to be highly polymorphic. The bases and limits of the "locus per locus" interpretation of biochemical polymorphisms for which the mode of inheritance is not available yet are discussed.
Tipo: Text Palavras-chave: MED; France ANE; France Solea vulgaris Electrophoresis Biopolymorphism Population genetics.
Ano: 1983 URL: http://archimer.ifremer.fr/doc/1983/publication-1832.pdf
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Penaeid pathology in Israel: Problems and research ArchiMer
Colorni, A.
A comparative search for the shrimp most suitable for mariculture in Israel has led to the import of exotic species. Unfortunately, these shrimp were carriers of at least three pathogenic viruses. Infectious Hypodermal and Hematopoietic Necrosis (IHHN) virus, Hepatopancreatic Parvo-like Virus (HPV) and Monodon-type Baculovirus (MBV) caused cross-infections among both imported and local penaeids. Since these episodes, general disinfection operations were carried out and quarantine measures were strictly enforced for any newcomers.
Tipo: Text Palavras-chave: MED; Israel Fusarium solani Penaeus semisulcatus Hosts Parasites Necroses Infectious diseases Pathogens Pathology Viruses.
Ano: 1989 URL: http://archimer.ifremer.fr/doc/1989/acte-1453.pdf
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L'aquaculture en Italie ArchiMer
Guyvarc'H, A.
The author presents a brief picture of Italian aquaculture through three factors: environmental impact, water legislation and the specific Italian problems.
Tipo: Text Palavras-chave: MED; Italy Italy Legislation Water quality Agricultural pollution Environmental impact Aquaculture.
Ano: 1993 URL: http://archimer.ifremer.fr/doc/1993/acte-1338.pdf
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A field report on vibrio disease of seabass (Dicentrarchus labrax ) in the South of France ArchiMer
Breuil, Gilles; Haffner, Philippe.
Vibrio anguillarum was isolated from diseased seabass reared in aquatic farms (hatcheries and grow-out farms) located along the French Mediterranean coast. A representative strain (V62) differs from the French V. anguillarum strain (V408) by its ability to grow on a 0% salinity medium. The pathogenicity of the representative strain for sea bass was confirmed by injections and bath challenge. The V62 strain reacted with V. anguillarum antiserum (V408) and 84% of the isolated strains from diseased sea bass agglutinated with anti V62 serum.
Tipo: Text Palavras-chave: MED; France Dicentrarchus labrax Serranidae Pisces Vibrio anguillarum Hatcheries Fish culture Rearing Bacteria Marine aquaculture Marine fish Mortality.
Ano: 1989 URL: http://archimer.ifremer.fr/doc/1989/acte-1490.pdf
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Pathologie des Delphinidae: contamination foetale et neo-natale par les PCB. Lesion cutanees ulceratives. ArchiMer
Alzieu, Claude; Duguy, Raymond; Babin, Philippe.
Contamination of Delphinidae's fetuses and newborn has been determined from the organochlorine levels found in the fetuses and pregnant female organs, and in the milk of lactating females, for 4 dolphins and 3 porpoises. High levels of these components show an important transference of mother's contamination to their fetuses and new-born. The examination of 69 ulcerative cutaneous lesions allowed to determine 5 main types of ulcerations with pyocytary necrosis and granulomatous reaction.
Tipo: Text Palavras-chave: MED; France ANE; France Stenella coeruleoalba Phocoena phocoena Delphinus delphis Delphinidae Cetacea Disease transmission PCB Bioaccumulation Disease detection Marine mammals.
Ano: 1982 URL: http://archimer.ifremer.fr/doc/1982/publication-1858.pdf
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Bacillariales et Dinophycees de la partie sud-occidentale du bassin oriental de la Mediterranee. ArchiMer
Borgne-david, A. Le.
20 samples of phytoplankton were collected by the 'Thalassa' on the Libyan and east Tunisian coast, from Nov 13th to 29th 1969. The vegetal plankton is rather poor on the whole, except in the Gulf of Gabes. Diatoms are dominant and Rhizosolenia plays a leading part. Among the Dinophyceae, the great variety of Ceratium underlines the subtropical affinities of the study area.
Tipo: Text Palavras-chave: MED; Tunisia MED; Libya; Arab. Rep Ceratium Rhizosolenia Marine ecology Phytoplankton.
Ano: 1975 URL: http://archimer.ifremer.fr/doc/1975/publication-2018.pdf
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Biologie du copepode Lernaeenicus sprattae Sowerby, 1806) et ses actions pathogenes sur les populations de sardines des cotes du Languedoc-Roussillon. ArchiMer
El Gharbi, Salwa; Rousset, Viviane; Raibaut, André.
Lernaeenicus sprattae is a blood-feeding copepod parasite of the pilchard, Sardian pilchardus . The larval stages of L. sprattae attach to the skin or the fins of the larval fish when the fish enter the lagoons. The mature, and in some cases ovigerous females of L.sprattae seek out the base of the fins or directly implant in the eye of juvenile or adult pilchards. The copepod has a particularly serious effect at the site of infection: its feeding has a severe effect on the fish. The pilchard returns to its breeding grounds in the open sea at the end of summer; this migration allows the copepod to complete its reproductive cycle and a new cycle of infestation is able to begin.
Tipo: Text Palavras-chave: France; MED; Sardina pilchardus; Clupeidae; Pisces; Lernaeenicus sprattae; Copepoda; Marine crustaceans; Hosts; Parasite attachment; Parasites.
Ano: 1983 URL: http://archimer.ifremer.fr/doc/1983/publication-1821.pdf
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Zooplankton production in the Mediterranean Sea ArchiMer
Greze, V.
An attempt is made to calculate the specific production of major zooplankton groups using a physiological method proposed by Winberg. The present report is based on material obtained from 50 stations in the Aegean and Adriatic Seas; Tunisian Strait and Algerian-Provencal basin. The algorithm of Zharov, used by the author, includes the data biomass, abundance, relation between metabolism at given temperature and organism, dependence of production upon metabolism, and the food utilization coefficient for growth.
Tipo: Text Palavras-chave: MED; Body weight; Biomass; Growth; Food conversion; Temperature effects; Animal metabolism; Secondary production; Zooplankton.
Ano: 1984 URL: http://archimer.ifremer.fr/doc/1984/acte-1513.pdf
Registros recuperados: 35
Primeira ... 12 ... Última
 

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