Home Itens selecionados Provedores de dados OAI Créditos Sobre Ajuda

			Busca avançada
	Provedor de dados ArchiMer (3) Autor Riva, A. (3) Lelong, P. (2) Cellario, C. (1) Charra, R. (1) Malara, G. (1) Nival, Paul (1) Vicente, N. (1) Mais... Palavra-chave Croissance (2) Growth (2) Bivalves (1) Chemical composition (1) Composition chimique (1) Culture (1) Espèces (1) Lagune méditerranéenne (1) Mediterranean Lagoon (1) Phytoplancton (1) Phytoplankton (1) Primary production (1) Production primaire (1) Species (1) Mais... Tipo do documento Text (3) Ano 1979 (3) País France (3) Idioma Francês (3)		Ordenar por:  Relevância Autor Título Ano Registros recuperados: 3 Primeira ... 1 ... Última Alimentation et croissance de bivalves filtreurs en bassin aménagé ArchiMer Riva, A.; Lelong, P.. The lagoon of Brusc located on the Mediterranean coast (Var­France) is subjected to climatic and hydrologic particular condi­tions. The low values observed for nutrient into the sea water affect the evolution of phytoplankton. Thus chlorophyll concen­tration measured in the lagoon give an annual average of 0.42 mg. m-3 . The growth of two bivalves species : Cerastoderma glaucum and Venerupis semidecussata was compared between two stations where one population of each species are implanted. The culture of this molluscs is made in the lagoon and in outdoor pound dug on the old salt-pan near at hand. In the pound, subjected to natural climatic conditions, a great growth is noted for this two species. The growth rate appear better than the populations of the... Tipo: Text Palavras-chave: Lagune méditerranéenne; Production primaire; Bivalves; Croissance; Mediterranean Lagoon; Primary production; Bivalves; Growth. Ano: 1979 URL: http://archimer.ifremer.fr/doc/00306/41674/40883.pdf ECOTRON - EMBIEZ - Situation et Aménagement du site ArchiMer Riva, A.; Vicente, N.. Tipo: Text Ano: 1979 URL: http://archimer.ifremer.fr/doc/00305/41666/40875.pdf Evolution du phytoplancton dans des bassins de culture ArchiMer Nival, Paul; Malara, G.; Lelong, P.; Cellario, C.; Charra, R.; Riva, A.. The concentration of chlorophyll a in large out-door continuous cul­ture was analysed in spring 1977 and 1978, and autumn - winter 1977-1978. The growth of marine phytoplankton in springsl977 is analysed with more details and shows three phases : - first, the diatoms (especially Skeletonema costatum) grow rapidely (27/4 to 3/5). The growth rate estimated by the chlorophyll measurements is 1.36 day“1. - then (3/5 to.13/5) the concentration of chlorophyll remains more or less constant (23.611.2 mg/m3) as well as the concentration of particulate organic matter. - at the end of the experiment (13/5 to 20/5) the concentration of chlo­rophyll falls as soon as Skeletonema costatum decrease in number.The declin of the phytoplankton biomass is followed by an... Tipo: Text Palavras-chave: Phytoplancton; Culture; Croissance; Composition chimique; Espèces; Phytoplankton; Culture; Growth; Chemical composition; Species. Ano: 1979 URL: http://archimer.ifremer.fr/doc/00305/41668/40877.pdf Registros recuperados: 3 Primeira ... 1 ... Última

Empresa Brasileira de Pesquisa Agropecuária - Embrapa Todos os direitos reservados, conforme Lei n° 9.610 Política de Privacidade Área restrita		Embrapa Parque Estação Biológica - PqEB s/n° Brasília, DF - Brasil - CEP 70770-901 Fone: (61) 3448-4433 - Fax: (61) 3448-4890 / 3448-4891 SAC: https://www.embrapa.br/fale-conosco