Lale, N.E.S. 1998 Neem in the Conventional Lake Chad Basin area and the threat of Oriental yellow scale insect (Aonidiella orientalis Newstead) (Homoptera: Diaspididae).. Journal of Arid Environments 40: 2, 191-197.

Notes: The extent of the threat posed to neem (Azadirachta indica) plantations by Aonidiella orientalis, its origin and spread in the Chad Basin (extending across parts of Niger, Nigeria, Chad and Cameroon), and strategies for control of this pest are examined.