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Effect of Sub-Lethal Doses of Beauveria bassiana and Nitenpyram on the Development of Red Palm Weevil, Rhynchophorus ferrugineus (Olivier)

Effect of Sub-Lethal Doses of Beauveria bassiana and Nitenpyram on the Development of Red Palm Weevil, Rhynchophorus ferrugineus (Olivier)

Muhammad Asad Saleem1,*, Mirza Abdul Qayyum1, Mudssar Ali1, Muhammad Amin2, Muhammad Tayyab1,3 and Sumaira Maqsood4

1Department of Entomology, Muhammad Nawaz Shareef University of Agriculture, Multan
2Department of Horticulture, Muhammad Nawaz Shareef University of Agriculture, Multan
3Department of Pest Warning and Quality Control of Pesticides, Sargodha
4Institute of Agricultural Sciences, University of the Punjab, Lahore

*    Corresponding author: qayyum.mirza@mnsuam.edu.pk

 

Fig. 1.

Diet consumption (g) in last instar larvae of R. ferrugineus when treated with B. bassiana (1×104 spore ml−1) and Nitenpyram (150 μl l-1) sole and combined application. Bb, Beauveria bassiana; Nit, Nitenpyram.

Fig. 2.

Frass production (g) in last instar larvae of R. ferrugineus when treated with B. bassiana (1×104 spore ml−1) and Nitenpyram (150 μl l-1) sole and combined application. Bb, Beauveria bassiana; Nit, Nitenpyram.

Fig. 3.

Cumulative weight gain (g) in last instar larvae of R. ferrugineus when treated with B. bassiana (1×104 spore ml−1) and Nitenpyram (150 μl l-1) sole and combined application. Bb, Beauveria bassiana; Nit, Nitenpyram.

Pakistan Journal of Zoology

June

Vol. 51, Iss. 3, Pages 801-1202

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