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Found 13734 items.
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Passive sampling in the study of dynamic and environmental impact of pesticides in water
|Abstract = 0 veces | PDF (ESPAÑOL (ESPAÑA)) = 0 veces|... chronic toxicity in different species. Nowadays, passive sampling is widespread used for monitoring , sin embargo bajos niveles de pesticidas y productos de degradación podrían producir toxicidad crónica ), liquid–liquid 149 Passive sampling in the study of dynamic and environmental impact of pesticides ..." -
Preliminary
|Abstract = 0 veces | PDF (ESPAÑOL (ESPAÑA)) = 0 veces|... , Cordoba- Colombia 136 Erick Lopez Barboza José Luis Marrugo Negrete Passive sampling in the study of ..." -
The Decision-making Process of Synthetic Pesticide Use in Agricultural Communities in Colombia: A Grounded Theory Approach
|Abstract = 0 veces | PDF INGLÉS (ESPAÑOL (ESPAÑA)) = 0 veces| | HTML (ESPAÑOL (ESPAÑA)) = 0 veces|... associados ao uso e exposição a pesticidas; e descubra se esses processos diferem entre usuários The decision-making process of synthetic pesticide use in agricultural communities 1 The decision-making process of synthetic pesticide use in agricultural communities in Colombia ..." -
A Quantitative Analysis of Colombian Campesinos’ Use of Pesticides: Perceived Control and Confidence in this Use
|Abstract = 0 veces | PDF (ESPAÑOL (ESPAÑA)) = 0 veces|... de plaguicidas. Los usuarios de pesticidas experimentaron menores percepciones del daño de los plaguicidas . We examined the campesinos’ perceptions on pesticides’ harm for human health and the environment, as ..." -
Construcciones pasivas con se: ¿Estrategias de atenuación?
|Abstract = 0 veces | PDF (ESPAÑOL (ESPAÑA)) = 0 veces|... mitigation, we intend to explain the use of the passive voice with "se" as a mitigation strategy ..." -
Spatial variability of organic matter in soil dedicated to growing malting barley (Hordeum distichum L.)
|Abstract = 0 veces | PDF (ESPAÑOL (ESPAÑA)) = 0 veces|... methodology has conducted preliminary sampling and sampling end of 39 and 248 representative samples from a geostatistical study of the values of OM, which conclusions can be drawn for future sampling plans, development ..." -
Current control schemes for three-phase fourwire shunt active power filters: a comparative study
|Abstract = 0 veces | PDF (ESPAÑOL (ESPAÑA)) = 0 veces|... This paper discusses the performance of different current control schemes used in three-phase four pollution, the solution can consider the use of passive filters; however these filters have the ..." -
Macroinvertebrate assemblages in Gorgona Island streams: spatial patterns during two contrasting hydrologic periods
|Abstract = 0 veces | PDF (ESPAÑOL (ESPAÑA)) = 0 veces|... disturbance tended to homogenize spatial patterns in most of the streams. Although ordinations of sampling homogenize spatial patterns in most of the streams. Although ordinations of sampling units using either ..." -
"NO RESPUESTA" EN LAS ENCUESTAS
|Abstract = 0 veces | PDF (ESPAÑOL (ESPAÑA)) = 0 veces|... a census. This last one is less frequent and can be considered like an exhaustive sampling. On the other exhaustive sampling. On the other hand, the selection of a sample can essentially be made of two ways ..." -
Space-temporal variation of sedimentation rates of sestonic material in a high mountain tropical reservoir: La Fe reservoir, El Retiro, Antioquia, Colombia
|Abstract = 0 veces | PDF (ESPAÑOL (ESPAÑA)) = 0 veces|... contrasting climatic seasons (dryseason, transition season and wet season) in two sampling stations (dam presented low coefficients of variation, implying low variability regardless of the sampling season, depth ..." -
Translating the French passive voice into Spanish: A linguistic or translative matter?
|Abstract = 0 veces | PDF (ESPAÑOL (ESPAÑA)) = 0 veces|... Se suele decir que el empleo de la voz pasiva perifrástica, formada por el verbo auxiliar «ser On dit généralement que l'emploi de la voix passive périphrastique, composée de l'auxiliaire ser Se suele decir que el empleo de la voz pasiva perifrástica, formada por el verbo auxiliar «ser Abstract: It is usually said that the use of the periphrastic passive voice, composed of the auxiliary ..." -
Health and occupational risks due to pesticide handling among agricultural workers in Marinilla, Antioquia, 2009
|Abstract = 0 veces | PDF (ESPAÑOL (ESPAÑA)) = 0 veces|... who use pesticides in Marinilla. Methodology: a descriptive study with multistage sampling farmers who use pesticides in Marinilla. Methodology: a descriptive study with multistage sampling and ..." -
First record of predation on Rhinella diptycha (Anura, Bufonidae) by Caiman latirostris (Crocodylia, Alligatoridae)
|Abstract = 0 veces | PDF (ESPAÑOL (ESPAÑA)) = 0 veces|... ; Jared et al, 2009). These glands are a passive defense for the toad that releases the poison when the ..." -
La granja rusa de trolls
|Abstract = 0 veces | PDF (ESPAÑOL (ESPAÑA)) = 0 veces|... Febrero | 2020 Adaptación del corto de la serie de la CBS The Good Fight. © CBS The Good Fight Short ..." -
Dietary and Environmental Risk Factors Associated with Dental Fluorosis, Andes, Antioquia 2015
|Abstract = 0 veces | PDF (ESPAÑOL (ESPAÑA)) = 0 veces|... , fractured teeth and total edentulous were excluded. The cases were selected by simple random sampling while teeth and total edentulous were excluded. The cases were selected by simple random sampling while the ..." -
Análisis en leche de pesticidas organofosforados y piretroides por cromatografía gaseosa
|Abstract = 0 veces | PDF (ESPAÑOL (ESPAÑA)) = 0 veces|... Un método analítico para el análisis de leche liquida sin pasteurizar para siete pesticidas ..." -
Studies on bioremediation in Colombia
|Abstract = 0 veces | PDF (ESPAÑOL (ESPAÑA)) = 0 veces|... out using different databases: ScienceDirect, Scielo, Redalyc, PubMed, EBESCO and Scopus. For the ..." -
A novel aerobic-anoxic biological filter for nitrogen removal from UASB effluent using biogas compounds as electron donors for denitrification
|Abstract = 0 veces | PDF (ESPAÑOL (ESPAÑA)) = 0 veces|... submerged. Five sampling ports were located along the upper compartment height (SU, 1F1, 2F1,3F1 and 4F1 ..." -
Assessment of the susceptibility of lacquered tinplate cans to corrosion in different solutions using electrochemical methods
|Abstract = 0 veces | PDF (ESPAÑOL (ESPAÑA)) = 0 veces|... spectroscopy. The possible formation of a passive layer on the container surface was evaluated according to the . The possible formation of a passive layer on the container surface was evaluated according to the ..." -
Variable frequency harmonic vibration suppression using active vibration absorption
|Abstract = 0 veces | PDF (ESPAÑOL (ESPAÑA)) = 0 veces|... Los absorbedores dinámicos pasivos de vibraciones se han utilizado ampliamente practical engineering systems. The applicability of these passive vibration absorption devices is limited ..."
