Bugila, A. et al. 2019. Effect of Date Palm Dust Mite Oligonychus Afrasiaticus  (Mc G) (Acarina:Tetanychidae) On The Physiochemical Characters of Four Date Palm Species in South of Libya. Journal of Pure & Applied Sciences . 18, 1 (Jul. 2019), 61–64. DOI:https://doi.org/10.51984/jopas.v18i1.202.