Effet des techniques culturales sur la biodiversité faunistique des céréales dans la zone semi-aride

Abstract

This study was conducted on the effect of two technical crop : Directly sowing and conventional sowing biodiversity fauna (Coleoptera) of durum wheat variety Bousselam, at the station of the ITGC Setif, during the period from March until June 2011. The types of traps used are: hunting seen trappent traps, colored traps, the results indicate the difference between two stations. In the station conducted with directly sowing we noted 15 families with 26 species and the most dominant are Chrysomelidae family and the station conducted with conventional seeding presented 12 families with 20 species and the Carabidae family is the most dominant. A qualitative and quantitative analysis is also carried out. The population dynamics of species was studied according to the phenological stages of the plant.