EN
Pulmonary helminthias is of cattle occurs on the whole territory of Poland, i.e. in the 17 voivodeships. The highest intensity of the disease was found in the 5 northern voivodeships: Gdańsk, Koszalin, Szczecin, Olsztyn and Białystok. Totally, the number of foci amounts to 857. In 1963, the mortality losses in Poland number 1171 animals.