Beyond elementary levels, little has been researched about the mathematical beliefs beliefs about mathematics, their teaching and their learning of in-service teachers. To begin filling this gap, the present qualitative ...

Douglis analysis is an alternative approach to complex methods for the investigation of linear and uniformly elliptic systems of 2n equations for 2n desired real-valued functions. The function theory associated with the ...

The yeast Saccharomyces cerevisiae was used as modifier of the ruminal fermentation, in a diet based on oats hay and corn stover, to assess its effect on productive performance, ruminal fermentation and carcass yield in ...

Legislative transfuguism is one of the main weaknesses of the party system in Guatemala. It fosters constant reconfigurations of power relations in Congress, calling into question the functioning of democracy. The objective ...

Compost is an organic material obtained as a result of the controlled microbial action on organic waste. Nowadays, farming is responsible of the integrated use of biofertilizers and compost, which represent an important ...

Aim. Determine resistance profiles of Shiga Toxigenic Escherichia coli strains isolated from the foodshops in Guerrero, Mexico. Material and methods. 180 samples of Mexican fast food from different corner shops in Guerrero., ...

Identify the main factors that Influences the decision of the population to reject the immunization against human influenzaAH1N1. Cross-sectional Study with systematic random sampling, Conducted in January- June 2014 in ...

Pseudomona aeruginosa isolated from hospital environmental surfaces were characterized and produce to different antibiotic resistance and heavy metal concentration, biosurfactants, pyocyanin, biofilms, as well as to measure ...

Tailings generated through mining processes often create leachates containing high concentrations of heavy metals such as As, Fe, Mn, Zn and Pb. These high concentrations of heavy metals result in environmental damage such ...