The actual pruning saw, pruner, hatchet are easy to completely clean metal tools. It is easy to detect this disease, which is manifested by small balls of sawdust appearing from small holes along tired branches. The trees produce twelve months out of two. Some growers prefer the annual size to own quality olives sacrificing quantity. The chain saw is usually soaked and washed with a straightforward brush. Farmers, however, know that size has a direct influence on the caliber of the oil: well-cut olive flowers give better oil. Chemicals exist commercially to overcome the parasite in the event that of infestation. Some only touch the olive trees after 3 years of production. They burned all the residues belonging to the waist and stored the big firewood off from the olive trees. The old peasants used fire.. Avourmel, the neuroin, is usually a dangerous disease that develops soon after a pruning done at a strong unwelcome time or with infested equipment. The drought of earlier times decade has forced farmers to space out time for pruning. In this part of prevention, the empirical rules of conduct confined in the Amazigh agrarian calendar constitute a true cultural guide.