SAIGHI, S., DOUMANDJI, S., & BELHAMRA, M. (2015). NUMERICAL EVALUATION OF POPULATIONS OF THE WHITE SCALE PARLATORIA BLANCHARDI TARG. 1868 (HEMIPTERA, DIASPIDIDAE) AS A FUNCTION OF THE POSITION OF THE ADULT FEMALES ON LEAFLETS OF DATE PALM (PHOENIX DACTYLIFERA L) IN THE PALM GROVES OF ZIBAN (BISKRA, ALGER. Courrier Du Savoir, 19. Téléchargé le de http://univ-biskra.dz/revues/index.php/cds/article/view/1202