[PDF] Top 20 MATERIAL AND METHODS Characterization of the study area

... ABSTRACT: The viability of propagules during topsoil stockpiling is a limiting factor in ecological restoration projects and little is known about the species distributed in the campos ... See full document

... 2). The thresholds chosen were different for each region and ...regardless of the year, a crop mask with an area equal to the area cultivated with corn and ... See full document

... levels of management efforts depending on the degradation intensity and the surrounding environmental conditions (SUDING et ...2008). The lowest intervention level occurs when no ... See full document

... Urbanization and agriculture growth are some of the major causes of natural ecosystems depletion and biodiversity ...through the prioritization of areas for forest ... See full document

... IMPACT OF TOPOGRAPHIC CORRECTION ON SOIL AND VEGETATION COVER SPECTRAL CHARACTERIZATION BY TM/LANDSAT 5 IMAGERY ABSTRACT: Several topographic correction methods have been developed to be ... See full document

... plantations, the spatial distribution of management units for harvest scheduling influences the timber production cost and the non- renewable resources consumption, due to issues ... See full document

... its area or habitat ...effort and not using a well-defined sampling plan means that extrapolation to large areas is difficult (Thomp- son, ...abundance and that all counts are ...to the ... See full document

... In the Amazon, rivers exhibit a marked seasonal fluctuation in water ...on the nutrient balance, trophic interactions, and energy cycle of aquatic environments, and consequently, over ... See full document

... frontalis and Tem- minck’s Seedeater ...September and October 2007 and for ...at the Folha Seca site in 71% of all vis- its conducted along seven ...at the highland municipality ... See full document

... importance of clay mineralogy for the maintenance of the soil physical quality has been recognized for a long time, especially in soils with low organic matter content, which are typical ... See full document

... this study, the sectors with highest prevalences of CVL (sector 3 and sector 4) located near the rural settlement called "Estrela da Ilha", implemented in the ... See full document

... Modeling of the ecological niche of vegetal species is useful for understanding the species-environment relationship, for prediction of responses to climate changes and for ... See full document

... Considering the increase in the intoxication of people with the unrestrained use of agrochemicals together with the dispersion and persistence capacity of many ... See full document

... shows the frequency histograms on mean values of cos i and zenith angles for the considered period in this ...study. The mean cosine factor varied between ...0.49 and 0.94 ... See full document

... using the Spatial Analysis Tools from the ArcGIS 10 ...from the Digital Elevation Models, belonging to the TOPODATA project of the Brazilian National Institute for Spatial ... See full document

... One of the main factors that determine the success of decision-making in the fields is the climatic ...way, the geostatistical techniques have been used to represent ... See full document

... Knowing the relationship between the total suspended solids concentration (TSS), turbidity in the waters, and that turbidity analysis can be done faster and in less expensive way, this ... See full document

... ated, and random components, which includes spe- cific parameters for each unit sample, assuming that it affects the variability of the observed data (LAPPI, ...circumstances, the main ... See full document

... cycles and on landscape structure and functions. Aiming at the maintenance of the water resources and biodiversity, in an urbanized watershed, the objective of this ... See full document

... Mugilidae and Cichlidae were the most predated fish family in the studied ...species of cichlids (Australoheros facetus, Geophagus brasiliensis and Crenicichla lepidota) were collected ... See full document