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The second part of the work is an entomological discussion of the most important forms of the Insecta affecting our trees. Often, the following information is given about each insect species: general distribution of the insect; description of the adults (male and female), eggs, larval, nymphal, pupal and chrysalis stages; habits, natural enemies, applied control and host trees. It would be really very hard to tell which are the most noxious insect pests of the forests, due to the fact thatdoi:10.46429/jaupr.v29i4.12869 fatcat:lpratestpjg75afoywjf6okqke