★ 6.6
★ 7.6
★ 0.0
★ 8.0
★ 5.0
★ 7.0
★ 7.5
★ 6.5
★ 8.2
★ 7.1
★ 7.7
★ 4.4
★ 10.0
★ 5.7
Presentation of the different insects which ravage the potato (Colorado beetle, flea beetle, white grub, wire worm, leaf hopper) and the most effective means of repression.
