Establishment of the biological control system by black ant, Dolichoderus thoracicus (Smith) (Hymenoptera: Formicidae) and mealybug, Cataenococcus hispidus (Morrison) (Homoptera: Pseudococcidae) against the cocoa pod borer, Conopomorpha cramerella (Snellen) (Lepidoptera: Gracillariidae) in North Sumatera, Indonesia.

• Main Author: Saleh, Ahmad
• Format: Thesis
• Language: English
• Published: 2011
• Subjects: QH1 Natural history (General - Including nature conservation, geographical distribution)
• Online Access: http://eprints.usm.my/42965/1/Pages_from_Establishment_of_the_biological_control_system.pdf; http://eprints.usm.my/42965/

Satu kajian untuk pewujudan Dolichoderus thoracicus (semut hitam) dan kutu putih (Cataenococcus hispidus) sebagai agen kawalan biologi untuk mengawal Pengorek Buah Koko (PBK) (Canopomorpha cramerella) dilakukan di ladang koko Bah Lias LONSUM di Sumatera Utara. A study on the establishment of Dol...