The Study of Insect Pests of Dalbergia sissoo Roxb. and Their Seasonal Incidence in Jharkhand, India

Shisham Dalbergia sissoo Roxb. is the most popular and valuable timber species found throughout India-Pakistan sub-continent. The present study was undertaken in the province of Jharkhand to find out the insect pest fauna of D. sissoo their infestation and seasonal incidence. Total seventeen insect pests were recorded from the region out of which five insects belongs to Coleoptera viz. Apoderus sissu, Anomala dalbergiae, Anomala bengalensis, Myllocerus undecimpustulatus and Myllocerus discolour were observed. Similarly, five insect pests of order Lepidoptera viz. Agrotis ipsilon, Plecoptera reflexa, Ascotis infixaria, Dichomeris eridantis and Leucoptera sphenograpta were observed. Six insect pests belonging to order Hemiptera viz. Lawana conspersa, Ceroplastes rusci, Leptocentrus taurus, Myzus persicae, Icerya seychellarum, Drosicha dalbergiae and Odontotermes obesus. Among these, two insect pests Lawana conspersa and Icerya seychellarum were found first time on D. sissoo. Additionally, nature of damage, seasonal incidence and their infestation was also observed during the course of study.