This paper presents the results of the sampling surveys carried out in order to evaluate the environmental impact of the Rude and the Sv.Jakob historical mining sites, NW Croatia.The studied polymetallic ore deposits are differing in the mineralogical and geochemical features as well as in the host rock lithology.The Rude Fe-Cu-Pb-Zn-Ba deposit Fus
Predation is the primary source of reproductive failure in many avian taxa and nest defence behaviour against predators is hence an important aspect of parental investment.Nest defence is a complex trait that might consistently differ Horsetail among individuals (personality), while simultaneously vary within individuals (plasticity) according to t
This research was conducted to evaluate the influence of waste granite powder (WGP) and polypropylene (PP) fibers on the performance of M35-grade pavement quality concrete (PQC).WGP was mixed in PQC as replacement for cement and was varied from 0% to 25%.The pozzolanic concert of WGP was examined by the strength activity index.The performance of PP
Ducted King Panel Headboard propeller is a kind of special propeller widely used in unmanned underwater vehicles, its flow characteristics and hydrodynamic noise are very important for marine environmental protection and equipment concealment.The hybrid techniques based on the acoustic analogy theory are adopted in the present study to calculate th