Temel Göktürk and Göksel Tozlu, 2019. The Effect of Pyrethrum and Bacillus thuringiensis Biopesticides on Diprion pini L. and Neodiprion sertifer (Geoffr.) (Hymenoptera: Diprionidae) Larvae. Pakistan J. Zool., 51: 989-994. DOI: http://dx.doi.org/10.17582/journal.pjz/2019.51.3.989.994