Browsing 3. Scientific Journals / Naučni i stručni časopisi by Subject "Cacopsylla bidens"
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Jumping Plant – Louse Cacopsylla (Hepatopsella) bidens (Šulc, 1907) (Hemiptera, Psyllidae) New Pest on Pear in Serbia
The problem of jumping plant – lice, an important pest on pear, appeared in the middle of the twentieth century and represents a direct consequence of pear cultivation on large areas with intensive application of ...