A study upon the evolution of the pests on the trunk and the bark of the forest direction Sibiu, in the year 2017

 

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Article Title: A study upon the evolution of the pests on the trunk and the bark of the forest direction Sibiu, in the year 2017
Authors: Stancă – Moise C., Blaj R.
Affiliation: 1”Lucian Blaga” University of Sibiu, Faculty of Agricultural Sciences, Food Industry and Environmental Protection, Sibiu, Romania
Abstract: During the year 2017 from the forest surface of 119.000 ha managed by the Forest Direction Sibiu was affected by the attack of the Coleoptera pests on the trunk and the barks, a surface of 115,90 ha. A part of 85% there is on the ray of the Forest Ranch Miercurea Sibiului. Among the signaled pest were Hylobius abietis and Ips typographus. The bark pests of the resinous trees they were signaled within the frame of the Forest Direction Sibiu all the year. The record, the observations and the monitoring were made in the different evolutions stages, but also after the wound characteristic. The adults were observed during the flight, the change of places, on the trees trunks searching a place to gnaw the orifice to enter into the bark.
Keywords: pest, traps, Forest Direction Sibiu, Hylobius abietis, Ips typographus
*Correspondence: Cristina Moise, “Lucian Blaga” University of Sibiu, Faculty of Agricultural Sciences, Food Industry and Environmental Protection, 5-7 Ion Ratiu, 550371 Sibiu, Romania, phone: 0040269234111, fax: 0040269234111, e-mail: cristinamoise1@yahoo.com