Some aspects of the biology and ecology of the four-eyed spruce bark-beetle, Polygraphus poligraphus [L.][Col.,Scolytidae], and its phenology and economic importance in forests of the lower mountain zone in the Beskid ...
Wybrane zagadnienia z biologii i ekologii czerooczaka swierkowca, Polygraphus poligraphus [L.][Col.,Scolytidae], oraz jego fenologia i znaczenie gospodarcze w dolnoreglowych lasach Beskidu Sadeckiego [poludniowa Polska]