Цифров научен архив

PENKOV, Dimo

   PENKOV, Dimo. Monitoring of some indicators of lead and cadmium spread along the trophic chain ‘feed – animals – food’ in a region with an increased ecological Clarc : електронно издание / Dimo Penkov, Hristo Hristev. // Bulgarian Journal of Agricultural Science , 2019, 1, p. 182-186

Сист. N: 8428