[PDF] Top 20 Microbial activities in soil cultivated with corn and amended with sewage sludge. Microbial activities in soil cultivated with corn and amended with sewage sludge. - Portal Embrapa

... energy and carbon sources by the soil microbiota, and not indicate meta- bolic ...2 in soil amended with sludge-derived materials was probably more due to increased ... See full document

... agricultural and forestry use is the best sewage sludge disposal and the results above described, we recommend that the amount of sludge must be calculated based on the N crop needs ... See full document

... studies in the literature that describe the effects of long-term successive SS field applications on soil chemical, physical and biological properties, are generally positive ...on soil ... See full document

... evaluated microbial biomass, basal respiration and selected enzymatic activities (catalase, urease, acid and alkaline phosphatase, and β β β β- β glucosidase) 230 days after ... See full document

... the soil to achieve 70% of the water capacity re- tention and sorghum was sown (10 seeds per pot of the hybrid Agroceres, IPUA/SP; Grain Sorghum, Family Safra ...be cultivated in pots inside ... See full document

... pH and EC were measured in a suspension with a residue/water ratio of 1:5 (w/v), after 1 h ...method and total phosphorous was measured colorimetrically as molybdo-vanadate phosphoric ... See full document

... made with PVC columns with 7.5 cm of diameter and 63 cm of height ...filled with soil and installed in the Agricultural Science Sector greenhouse from Universidade Federal ... See full document

... by EMBRAPA (1997), colorimetric organic carbon as described by Raij and Quaggio, (1983) (Table ...P, and Ti was determined through multi acid digestion (chloridric, fluoridric and nitric ... See full document

... of sewage sludge has been a source of accumulation of heavy metals in the environment which may reach toxic levels and cause serious damage to the ...(2000 and 2002) and effects ... See full document

... The soil chemical properties were quantified using Mehlich-1 to determine P and K; extractor 1 mol L -1 KCl for Ca 2+ , Mg 2+ and Al 3+ ; calcium acetate extractor ...H+Al; and soil pH ... See full document

... rich in readily degradable protein by microorganisms, which results in an increase of soil mineral N during the decomposition of this organic material (Rowell et ...treatment in the present ... See full document

... contrast with the observations on Pb, there was a significant effect of the sources and P rates, as well as the interaction among these factors, on the Cd concentrations in the shoots of velvet bean ... See full document

... feeding corn silage inoculated without or with either Lactobacillus buchneri (LB) alone or a combination of LB and Lactobacillus plantarum (LBLP) on the in vivo apparent digestibility, ruminal ... See full document

... Sewage sludge application - The recommended sew- age sludge rate was determined according to its chemical composition (Table 1) and the N fertilization rate rec- ommended for maize crops (Raij ... See full document

... tissues and within the cells that constitute these tissues (Ouzounidou et ...decrease in shoot dry weight 45 DAE in the sandy soil for the samples with highest TSC rate indicated a ... See full document

... used in this area for six years. After the corn harvest, cattle are released in the area until the next planting ...drains in this area at 50 cm depth to control the level of the ...planting ... See full document

... Sb, and Zn content of the sewage sludge and the com- post are shown in Table ...2006a). In the compost, there was a re- duction in the levels of these elements, and ... See full document

... capability, and both labile and complex forms of ...manure in farming practice inspired us to investigate aD-N 2 O and aD and consequently N 2 O-RA in soil enriched ... See full document

... N in the soil and the eutrophication caused by large available P content (Wang et ...Bettiol and Camargo 2006) could be minimized if SS were used in tropical forest ...soils. In ... See full document

... ABSTRACT: Soil aggregation is a very complex issue related to important soil attributes and ...breakdown and dispersion of soil samples amended with sugarcane vinasse were ... See full document