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INTEGRATED MANAGEMENT OF FRUIT BORER (LEUCINODES ORBONALIS) (PYRALIDAE: LEPIDOPTERA) IN SPRING BRINJAL CROP

. Irfan Ullah, Amjad Usman, Rasheed Akbar, Rehana Bibi, Rashid Azad, Brekhna Faheem, Saba Akbar, Nosheen Khalid, Toheed Iqbal, Muhammad Saeed, Imtiaz Ali Khan, Abid Farid, Ahmad Ur Rahman Saljoqi & Naveed Ul Haq.


Abstract

Experiment on the effect of different management practices alone and in integration against Brinjal fruit borer (L. orbonalis) was carried out at Newly Developmental Form (Horticulture ection) The University of Agriculture Peshawar, Khyber Pakhtunkhwa during Spring, 2021. The experiment was comprised of 9 treatments including control. Treatments included (Hoeing, Clipping, Hoeing + Clipping, Flubendiamide (Belt 48SC), Chlorantraneiliprole (Coragen 20SC), Hoeing +Clipping + Flubendiamide (Belt 48SC), Hoeing + Clipping + Chlorantraneiliprole (Coragen 20SC), Hoeing + Clipping + Flubendiamide (Belt 48SC) + Chlorantraneiliprole (Coragen 20SC) and Control) followed Randomize Complete Block Design with three replications.  Results revealed that tested treatment alone and in integration were found better than control in reducing the infestation of L. orbonalis. However, spray application of Belt in integration with Hoeing and clipping was found the most effective in managing L. orbonalisinfestation with the lowest shoot infestation (14.06%), fruit infestation (5.92%) and highest Brinjal yield (3178.69 kg ha-1). Results further yield that the application of Belt and Coragen used alone twice at 14 days interval was the most profitable with highest CBR 1:8.71 and 1:8.64 respectively. It is concluded that L. orbonalis can be well managed by integrating Hoeing+ Clipping with Flubendiamide (Belt 48SC) and Chlorantraneiliprole (Coragen 20SC) rather than these control methods used individually. Hence, it is recommended to integrate with other control strategies in IPM program for sustainable management of L. orbonalis in brinjal.

Keywords: L. orbonalis, Hoeing, Clipping of infested shoots and fruits, Pesticide

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