[PDF] Top 20 Microbial biomass and organic matter in an oxisol under application of biochar

... maintenance and enhancement of carbon (C) stocks is challenging, since the decomposition of organic C by soil microorganisms is fast and stimulated by high temperatures and soil ... See full document

... TOC and oxidizable fractions of soil organic matter under different split P applications and irrigation regimes are listed in table ...range of values published ... See full document

... particulate and dissolved organic matter (POM, DOM) released by corals, acts as an important energy carrier in tropical ecosystems, but little is known on its ecological role in ... See full document

... particularly in the tropics. Soil disturbances cause an increase in organic matter oxidation and a reduction of the soil structure by degrading the soil ... See full document

... tissue, and can thus be considered as the living part of soil organic matter (BROOKES, ...living microbial cells (microbial biomass C in mg per kg of soil) ... See full document

... effectiveness of organic matter on the development of aerial biomass was demonstrated by Medeiros et ...seedlings. In their study, the organic substrate yielded more ... See full document

... studies of the effect of organic manure on SOM properties are scarce, but Dias et ...reported an increase in TOC content as a result of sewage sludge application on maize ... See full document

... increase in acidity by the removal of ex- changeable basis, there is an increase in Fe and Al ac- tivity and the more soluble fractions of P bound to Ca are converted to ... See full document

... increasing in Brazil especially due to a general improvement in water and nutrient availability to ...effect of liming on soil electrochemical attributes in areas under the no ... See full document

... study of the soil solution thorough chemical speciation contributes to a better understand- ing of the mobility and availability of nutrients or phy- totoxic metals (Krishnamurtiand & ... See full document

... systems in other regions of Paraná State (using the same analytical methods) (Balota ...percentage of total C as MBC is related to efficiency of the conversion of recalcitrant C pools ... See full document

... areas of Oxisols in South America, including Brazil, with low fertility and ...liming and fertilization is an essential ...cost of fertilizers, chemical fertilizers cannot be ... See full document

... day of incubation, the mixture of rumen liquor and particulate matter (approximately 60:40) was collected from local slaughter house into pre- warmed CO 2 filled thermos and carried to ... See full document

... Pyrogenic organic matter (OM), or black carbon, represents a large but poorly understood portion of global C cycling that may have played a role in climate changes, soil fertility and, ... See full document

... practices and uses, in the integrated crop-livestock-forestry (ICLF) production system, influence the soil properties in different ...the organic matter content and physical ... See full document

... structure and, thus, the water retention capacity of the soil (Montemurro et ...2010). In addition to improved soil properties, the soil pH has been shown to increase as a result of the ... See full document

... measurement of individual-resistance aggregates because it can be determined by a simple test, on a wide range of aggregate sizes, consisting of a sensitive indicator of the structural soil ... See full document

... soil organic matter is influenced by management adopted, and for this reason, considered an indicator of soil quality and sustainability of ...objective of this ... See full document

... reduction in the capability of treatments clustering over ...formation of groups and subgroups containing treatments evaluat- ed in different sampling periods, especially at BF ... See full document

... Soil organic matter (SOM) is one of the most commonly used indicators of soil quality, responsible for essential functions of soil sustainability, especially in highly weathered ... See full document