[PDF] Top 20 Microbial Properties of Soil in Different Coverages in the Colombian Amazon

... Fluctuations in the size of the MBC during the growing season is considered an important factor in controlling the carbon and nitrogen rotation of the ... See full document

... amount of OTUs shared between the native forest and the pasture might suggest the prevalence of a resilient microbial community that did not suffer any alteration related to land ... See full document

... g of soil) and rates of microbial respiration (190-212 mg kg -1 C-CO2) were also observed for the tree strata in the preserved Caatinga areas for both ...for the ... See full document

... and microbial community composition shifts ...interactions of different factors make it difficult to identify the main drivers of microbial community composition and ... See full document

... regions of Brazil, soil biological attributes have been negatively impacted by conventional cropping systems (Alves et ...2008). In the state of Rondônia, which is in a ... See full document

... at the southern periphery of the Gurbantonggut Desert, which is characterized by dryness, high soil salinity, low nutrient levels, and intense radiation ...is the prevailing land-use ... See full document

... survey of the chemical properties of the soil submitted to different types of use: cocoa cultivation, agroforestry system and ...pasture. The collections ... See full document

... conducted in three agroforestry systems, approximately 6 ha each, called demonstrative units (DU1, DU2, and DU3), in which each unit has a different ...management. The sampling sites were ... See full document

... (2007) of soils under different eucalypt managements and native forest ...than in agricultural soils in temperate climate (2–7 %) (Anderson & Domsch, 1989; Kandeler et ...values in ... See full document

... at the Famosa Farm, located at 4° 52’ ...between the municipalities of Tibau, RN, and Icapuí, CE, Brazil. The climate of the region, according to the Köppen classification ... See full document

... preserve the density and diversity of macrofauna (Figure 5). In the first cluster, NF was the land use that allowed of the greatest preservation of ...macrofauna. ... See full document

... while the different behavior presented by agricultural areas may be related to soil management and the different types of crops found in the region (soybean, corn, ... See full document

... effects in different bacteria by up-regulating or down-regulating viru- lence ...factors. In soil bacteria, it stimulates antibiotic production [24]. In polymicrobial infec- tions, ... See full document

... those different soil management systems, re- sults from conventional tillage showing soil with lower bulk density ratio than in no-tillage system, probably was due to the fact that ... See full document

... analysis of the biological variables showed that they contributed little to the discrimination of the areas in the two seasons, with the exception of basal ... See full document

... minimize the impacts to the environment, whose adoption aims to disrupt compacted layers, increase water infiltration and reduce soil disturbances (SASAKI; GONÇALVES; BENTIVENHA, ...2005). The ... See full document

... STUDY OF DIFFERENT FORMS OF PHOSPHORUS IN THE AMAZON CONTINENTAL SHELF ...on the continental shelf of the Amazon river to determine particulate ... See full document

... Quantification of soil properties is essential for better understanding of the environment and better soil ...management. The conventional techniques of laboratory ... See full document

... The objective of this research is to clarify the effects of mixed planting of fast growing tree species and soil tillage practices on soil physical proper- ties such as soil ha[r] ... See full document

... indicate soil bi- ological activity and nutrient supply capacity, which can reflect soil ecosystem stability and soil health (Bastida et ...2008). In this study, soil urease and ... See full document