Principalii dăunători ale culturii nucifere din clasa Arachnida și manifestarea efectelor negative ale acestora

This material results from the research of the nut culture in order to identify pathogenic organisms of the class Arachnida and to represent the effects of these organisms on tree organs. The research was made at the Botanical Garden Institute, Chișinău on a number of 300 trees. This paper includes the identification of the main pests of the class Arachnida, namely: the gall mite of walnut leaves (Aceria tristriata) and the disease named walnut blister mine caused by Aceria erinea. At the same time, the methods of pest control and the negative effects of their presence are exposed here.