IDENTIFICATION OF ANTHROPOGENIC FACTORS AND ASSESSMENT OF THEIR POSSIBLE IMPACT ON PRESERVATION OF STURGEON SPECIES FROM THE LOWER DANUBE Journal title: ISB-INMA TEH AGRICULTURAL AND MECHANICAL ENGINEERING Authors: A.M. Badilita, T. Danalache, M. Raischi, Gy Deak, A. Cristea, E. Holban, G. Badea, I. Gheorghe, B. U... Subject(s):