EN
Monitoring of the two-spotted spider mite occurrence were conducted on sugar beet crop in southern districts of Kuyavian-Pomeranian Voivodeship. Observations were carried out in 2014, from June to September. A total of 662 plantations were assessed. Monitoring results showed that 60% of sugar beet plantations were settled by two-spotted spider mite, 26,3 % of them severely.