Sumaira Maqsood, Muhammad Afzal, Muhammad Saleem Haider, Hafiz Azhar Ali Khan, Muhammad Ali, Muhammad Ashfaq, Muhammad A. Aqueel and Muhammad Irfan Ullah, 2019. Effectiveness of Nuclear Polyhedrosis Virus and Bacillus thuringiensis alone and in Combination against Spodoptera litura (Fabricius). Pakistan J. Zool., 51: 631-641. DOI: http://dx.doi.org/10.17582/journal.pjz/2019.51.2.631.641