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Abstract In this research, the optical activity of glucose solution had been studied through the studying of influence of this solution in rotation of polarization plane of laser He-Ne light, the different concentrations...

The effect of different intervals between observations on the estimation of the eating behavior of dairy heifers and lactating cows was evaluated. Twenty Holstein-zebu crossbred dairy heifers were distributed in a comple...

This paper focuses on Traffic Psychology, based on the activities carried out in the Traffic Psychology Laboratory at the Federal University of Paraná, Brazil. Those activities lead to the creation of the research progr...

La infección natural por Herpesvirus bovino 1 (BoHV-1) se manifiesta por conjuntivitis, signos respiratorios (rinotraqueitis), lesiones genitales (vulvovaginitis pustular infecciosa o balanopostitis) y abortos. El conej...