Browsing by Author A quantitative and qualitative inventory of orthoptera wascarried out at farm level in the oasis of Tinnourt in the south of the wilaya of Adrar. A field survey of the locust species wascarried out based on the capture with the use of the trap net method. In total, 31 individuals distributed over 05 trips during different periods of the year weresampled. During the first field trip of our survey, the mean richness (Sm) was 0.75 species with a diversity index (H ') equal to 1.53 bits and a fairness (E) of 1.6. Of the captured Orthoptera species families, the Acrididae family was the most dominant.
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