Occurrence of Oxya Species (Oxyinae: Acrididae: Orthoptera) from Sindh

Abstract

An extensive survey on grasshoppers was carried out during the year of 2012-2013. A total of 933 specimens were collected from various localities of Sindh. Oxya species are considered as major pest of rice causing severe damage to crop and cause economic loss to country. Richest species was reported Oxya hyla hyla forming 35.58% of total number of the entire grasshopper population followed by O.velox 30.55%, O.fuscovittata 19.83% and O.bidentata 14.04%. During the present study significant high ratio for Oxya species was noted during the month of August i.e. 24.65% followed by 20.79% in September and low percentage i-e 5.57% and 3.97% was noted in coldest months of the year i.e. November and December respectively.