|
|
|
Registros recuperados: 473 | |
|
| |
|
|
Mascarenhas Santos, Maria do Socorro; Silva, Cesar José da; Cruz, Sandra Helena da; Batistote, Margareth; Cardoso, Claudia Andrea Lima. |
Energy cultures are emerging as viable renewable energy sources because they satisfy sustainability requirements. The present study involves a survey regarding the technological characteristics for sugarcane and sweet sorghum energy crops, in addition to their potential for bioethanol production. An exploratory survey was conducted regarding the agronomic and technological characteristics of cane and sorghum. Pre-inmates were produced with YPSAC 5% liquid medium, sterilized and 0.10 grams of yeasts FT858 and Pedra-2 were inoculated and incubated at 30 °C for 10 h at 250 rpm. After the production, the cells were recovered by centrifugation, at 105 rpm, resulting in a 10 mg mg-1 concentration of moist dough. This dough was subsequently inoculated in the... |
Tipo: Info:eu-repo/semantics/article |
Palavras-chave: Biomass; Saccharomyces cerevisiae; Bioethanol. |
Ano: 2022 |
URL: http://periodicosonline.uems.br/index.php/agrineo/article/view/6719 |
| |
|
| |
|
|
Shourie,Abhilasha; Tomar,Pushpa; Srivastava,Deepika; Chauhan,Rahul. |
Lycopersicon esculentum respond to UV-B by enhanced synthesis of flavonoid quercetin, a strong antioxidant that helps the plants to well acclimatize to UV-B stress. Three weeks old plants of L. esculentum were subjected to acute UV-B irradiation for 20, 40 and 60 minutes daily until 28 days and analyzed for the morphological and biochemical changes. UV-B exposure for 40 and 60 minutes considerably affected the growth and biomass of L. esculentum. The leaves were deformed, developed chlorosis and abscised early as compared to the unexposed plants. Biomass declined by 35% and total chlorophyll decreased by 24.7% due to disintegration of chloroplasts. Enhancement was seen in the content of carotenoids, anthocyanins and total flavonoids by 15, 33.3 and 22.8%,... |
Tipo: Info:eu-repo/semantics/article |
Palavras-chave: UV-B; Lycopersicon esculentum; Quercetin; Biomass; Pigments; Anthocyanins. |
Ano: 2014 |
URL: http://www.scielo.br/scielo.php?script=sci_arttext&pid=S1516-89132014000300002 |
| |
|
| |
|
|
Araujo,Leandro Coelho de; Santos,Patrícia Menezes; Mendonça,Fernando Campos; Mourão,Gerson Barreto. |
The objective of this work was to evaluate yield traits and development of palisadegrass under the influence of water deficit during the establishment period. The experiment was carried out in a greenhouse, in a completely random block statistical design in a factorial arrangement and additional treatment (3 × 3 + 1). The treatments referred to the suppression of irrigation at different phases of the establishment (sowing, germination and initial tillerring) until the soil presented water content of 75%, 50%, and 25% of the moisture related to field capacity (qFC), besides control treatment with no water restriction. Evaluations of number of grown tillers per vase, green leaves per tiller and plant height were carried out weekly, for five weeks after the... |
Tipo: Info:eu-repo/semantics/article |
Palavras-chave: Biomass; Drought; Palisadegrass; Tillering; Water deficit. |
Ano: 2011 |
URL: http://www.scielo.br/scielo.php?script=sci_arttext&pid=S1516-35982011000700002 |
| |
|
| |
|
|
Herrera, M.; Peralta, M.; Coello, D.; Elías, E.; León, J.; Cuadra, T. de la. |
Se presentan los resultados obtenidos del crucero T07/06/02 D, realizado a bordo del B/I TOHALLI del Instituto Nacional de Pesca, en el Golfo de Guayaquil del 3 al 21 de junio de 2007; el estudio se complementa con información sobre condiciones físicas, químicas y planctónicas del medio marino. Tanto densidades como biomasas de las principales especies capturadas presentan disminución en sus estimados, lo que reafirma el paulatino decremento reportado en campañas anteriores. La especie chazo y camotillo presentan una distribución un tanto similar, la primera cercana al límite oeste del Golfo, en tanto que la segunda comprendió la parte central del mismo. Las densidades planctónicas obtenidas serían el resultado de condiciones oceanográficas actuales... |
Tipo: Journal Contribution |
Palavras-chave: Demersal fisheries; Biomass; Density (population); Biological sampling. |
Ano: 2010 |
URL: http://hdl.handle.net/1834/4797 |
| |
|
| |
|
| |
|
| |
|
| |
|
| |
|
|
Maurer, Daniele; Borel, Michel; Dreno, Jean-paul. |
L'élaboration d'un modèle de gestion d'un bassin conchylicole nécessite, en particulier, la connaissance de l’évolution des stocks d'huîtres d'une année à l'autre afin d'en apprécier l'influence éventuelle sur le rendement. Le présent travail décrit la méthodologie utilisée et les résultats obtenus au cours de la première estimation du stock d'huîtres Crassostrea gigas en élevage dans le bassin d'Arcachon en 1985. Cette estimation nécessite l'utilisation simultanée de photographies aériennes (évaluation de la surface réellement exploitée ) et de sondages-terrain (évaluation de la biomasse par unité de surface). Ces derniers ont également permis de valider les résultats obtenus par photographie. En 1985, le taux d'exploitation variait, selon la zone... |
Tipo: Text |
Palavras-chave: Crassostrea gigas; Biomasse; Bassin d'Arcachon; Crassostrea gigas; Biomass; Bay of Arcachon. |
Ano: 1987 |
URL: http://archimer.ifremer.fr/doc/00102/21342/18965.pdf |
| |
|
| |
|
| |
|
| |
|
|
Gerard, Denis. |
The quantity of mussels cultivated on wooden poles called « bouchots », in Mont Saint-Michel bay, has been estimated in april 2002, by volume, number and weight. To do so, a sampling strategy has been conceived, operated and then optimized, taking into account the spatial distribution of this stock and the material and human constraints (especially the amount of persons and working days available). The sampling plan uses procedures of stratification, degrees, regression, so as to reach the optimum precision related to cost. The operation took a great advantage of the efficient help of mussel farmers. During the first day, the task consisted to estimate the number and position of poles occupied by mussels, with the help of 5 persons on boat. The following 2... |
Tipo: Text |
Palavras-chave: Mont Saint Michel; Sampling; Biomass; Stock; Mussels; Mont Saint Michel; Échantillonnage; Biomasse; Bouchot; Stock; Moules. |
Ano: 2002 |
URL: http://archimer.ifremer.fr/doc/2002/rapport-5304.pdf |
| |
|
|
Mazurie, Joseph; Bouget, Jean-francois. |
in order to estimate the carrying capacity of Mont Saint-Michel Bay, the stock (or biomass) of cupped oysters, Crassostrea gigas, cultivated intertidally, in Cancale Bay, has been estimated in october 2002. Aerial photographs, at 2 scales (1/10 000 and 1/2000), provided by the mollusc farmers union, have been used to estimate the cumulative length of surelevaged trestles (« tables ») and the occupation rate by oyster bags. A field survey, between the 7th and 9th of october 2002, has been conducted by Ifremer with the help of « Lycée Maritime de Saint-Malo », on 40 sampled stations : 3 subsample bags per station were examined (counts and weights of different age-class oysters). 309 ha out of 333 leased ha were considered exploited (after elimination of... |
Tipo: Text |
Palavras-chave: Baie du Mont Saint Michel; Cancale; Crassostrea gigas; Cupped oysters; Production; Biomass; Baie du Mont Saint Michel; Cancale; Crassostrea gigas; Huîtres creuses; Production; Biomasse; Stock. |
Ano: 2004 |
URL: http://archimer.ifremer.fr/doc/2004/rapport-5296.pdf |
| |
|
|
Ksouri, J.; Elferjani, H.; Mensi, F.. |
L’identification d’un principe actif servant en thérapie osseuse a propulsé l’algue brune Padina pavonica au rang des algues à intérêt économique très prisées à l’échelle mondiale et en Tunisie. L’évaluation des potentialités de cette espèce au niveau d’un site atelier, Cap Zebib (Nord-Est de la Tunisie), a été initiée pour éclairer les décideurs sur l’état du stock, afin que l’autorisation pour la collecte d’un certain tonnage de cette algue soit accordée en connaissance de cause. A Cap Zebib, l’espèce en question étant localisée dans la zone comprise entre 0 et 10 m, la biomasse naturelle disponible est évaluée à 112,5 tonnes de matière fraîche, soit 25 tonnes de matière sèche (22,2%). Le rendement global est de 0,850 t/ha. Mais, comme la majeure partie... |
Tipo: Journal Contribution |
Palavras-chave: Biomass; Commercial species; Seaweed products; Seaweeds; Stock assessment. |
Ano: 2008 |
URL: http://hdl.handle.net/1834/4251 |
| |
Registros recuperados: 473 | |
|
|
|