[PDF] Top 20 ORGANIC MATTER IN AREAS UNDER SECONDARY FORESTS AND PASTURE
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ORGANIC MATTER IN AREAS UNDER SECONDARY FORESTS AND PASTURE
... tropical forests in Costa Rica (SCHEDLBAUER; KAVANAGH, 2008) found results that confirm those observed in this ...increase in carbon stock from younger succession stages to more advanced ones ... See full document
8
Carbon in Humic Fractions of Organic Matter in Soil Treated with Organic Composts under Mango Cultivation
... stable under changes resulting from management operations, the NHS, also called the light fraction, was accumulated, probably due to the recalcitrant compounds in the source material of the organic ... See full document
11
SOIL QUALITY INDICATORS IN A RHODIC KANDIUDULT UNDER DIFFERENT USES IN NORTHERN PARANA, BRAZIL
... higher in soils under native and secondary forests, and lower in the other soils, but enzyme activities varied according to soil ...cellulase and amylase were found ... See full document
10
ORGANIC CARBON AND TOTAL NITROGEN IN THE DENSIMETRIC FRACTIONS OF ORGANIC MATTER UNDER DIFFERENT SOIL MANAGEMENT
... planted in 1998, where the primary forest had been removed in June 1975 followed by burning, after which coffee (Coffea canephora) was planted, along with rice, corn and beans in alternating ... See full document
11
Biological activity of soils under systems of organic farming, agroforestry and pasture in the Amazon
... parameter in quantifying microbial activity and indirectly, the quality of the ...of organic matter into CO 2 (ANDERSON; DOMSCH, 1978), having a close relationship with the abiotic conditions ... See full document
6
Identification of the wood-borer and the factors affecting its attack on Caryocar brasiliense trees in the Brazilian Savanna
... (Caryocaraceae) and the effects of tree size, chemical and physical soil attributes, and floristic diversity in its ...pupae and the amount of sawdust produced by the wood-borer per ... See full document
8
RESUMO: FRAÇÕES DA MATÉRIA ORGÂNICA DO SOLO EM VEREDAS CONSERVADAS
... occur under tropical conditions, when TN and TOC in pasture areas are equivalent to or higher than the levels in environments covered by native vegetation (Islam and Weil, ... See full document
10
Relative humidity-dependent viscosities of isoprene-derived secondary organic material and atmospheric implications for isoprene-dominant forests
... whereas organic particles for isoprene-dominant tropical forests at high RH are ...liquid. In addition to determin- ing viscosities and diffusion rates, we also use the new data to assess ... See full document
39
Effect of the riparian vegetation removal on the trophic network of Neotropical stream fish assemblage
... Zeni and Casatti, 2014) relate impacted environments with habitat simplification and homogenization, which would reduce the food resources supply to the fish fauna, Casatti et ...banks in ... See full document
11
Flood pulse and spatial dynamics of mercury in sediments in Puruzinho lake, Brazilian Amazon
... transported in suspended solids is discharged by gold mining into both the Beni river and the upper Madeira river and by soil erosion in the sub basins of the Madeira’s ...factor in the ... See full document
8
Benthic fluxes of dissolved organic nitrogen in the Lower St. Lawrence Estuary and implications for selective organic matter degradation
... are areas under particularly high environmental stress due to increased inputs of nutrients and organic matter (OM) from different land sources, which strongly influence both water ... See full document
36
Carbon in Physical Fractions and Organic Matter Chemical Composition of an Acrisol after Amazon Forest Burning and Conversion into Pasture
... fire and conversion to pasture on carbon accumulation in particle size fractions and organic matter (OM) composition of an ...depth) in three sites: native AF (NAF); AF ... See full document
12
LABILE AND STABLE FRACTIONS OF SOIL ORGANIC MATTER UNDER MANAGEMENT SYSTEMS AND NATIVE CERRADO
... particulate organic matter was higher than of soil organic matter, except in the DP ...system. In soil organic matter there was no difference in the C: N ... See full document
10
Matéria orgânica e nutrientes em sob cultivo orgânico e irrigado
... workings and dynamics of soil organic matter in areas where this feature is available in high quantities (organ systems) and how this dynamic can be affected by the ... See full document
86
CHARACTERIZATION OF BIOGENIC, INTERMEDIATE AND PHYSICOGENIC SOIL AGGREGATES OF AREAS IN THE BRAZILIAN ATLANTIC FOREST
... formation and stability are related to soil quality, contributing significantly to the carbon storage and nutrient maintenance capacities of the ...moistening and drying cycles and input of ... See full document
9
ORGANIC MATTER LABILE FRACTIONS AND CARBON STOCKS IN A TYPIC QUARTZIPSAMMENT CULTIVATED WITH SUGARCANE HARVESTED WITHOUT BURNING
... higher in the area under sugarcane crop, which were affected by their higher bulk density ...values in the native forest area, compared with areas under different management systems, ... See full document
8
MINERALIZATION OF ORGANIC PHOSPHORUS IN SOIL SIZE FRACTIONS UNDER DIFFERENT VEGETATION COVERS IN THE NORTH OF RIO DE JANEIRO
... of organic P (Po) ...total and labile Po in soil size fractions of > 2.0, 2.0-0.25 and < ...mm under leguminous forest tree species, pasture and “capoeira” ... See full document
9
Changes in attributes of soils subjected to fallow in desertification hotspot
... Soils in semi-arid regions have been degraded by overgrazing, which reduces the production capacity and, in certain situations, leads to ...degraded areas is the fallow period, which works ... See full document
10
Biological Properties and Organic Matter Dynamics of Soil in Pasture and Natural Regeneration Areas in the Atlantic Forest Biome
... °C and rainfall of 1,494 ...occurs in January. Soil in the area is classified as Argissolo Vermelho-Amarelo (Ultisol) (Santos et ...2013) and topography ranges from slightly rolling to ... See full document
13
ORGANIC MATTER FRACTIONS AND SOIL FERTILITY UNDER THE INFLUENCE OF LIMING, VERMICOMPOST AND CATTLE MANURE
... aluminum and those associated with or- ganic molecules, and increases the calcium content as- sociated with the OM (Mendonça & Rowell, ...the organic molecules, making them more susceptible to ... See full document
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