ASSESSMENT OF THE FERTILIZING ABILITY OF BULL'S SPERMThe fertilizing ability of
a sperm of the bulls which were utillized in lactic herds
PREREQUISITES AND THE POSSIBILITY OF OBTAINING A 2-FOLD CROP OF POTATO MINITUBERS IN A GREENHOUSEPREREQUISITES AND THE POSSIBILITY OF OBTAINING
A 2-FOLD CROP OF POTATO MINITUBERS IN
A GREENHOUSE