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ABSTRACT

EVIE ADRIANI (G411 08 004)  Identification of Black bug on Rice (Oryza sativa Linn.) and Weeds in Bulukumba. (Guidance by FATAHUDDIN and TAMRIN ABDULLAH).

The study aimed to identify the black beetle pests in rice (Oryza sativa Linn.) and weeds. Its usefulness as a base of information studies aspects of the black bug morphology and hierarchy taxonomy of rice black bug and weeds.

The research was conducted at the Laboratory of pest, Department of Plant Pests and Diseases, Faculty of Agriculture, Hasannuddin University and IP3OPT Regency Bulukumba, were collected from February 2012 until April 2012.

In this study was done by inserting a black beetles cought from rice and weeds in obtained from a bottle into a killer jar that contained tissue paper in the formalin. Observed differences in morphology of black beetles obtained from rice plants with black ladybug obtained from the weeds to make observations in the microscope Olympus S261 (spacimen is placed under the microscope and observed the characteristic morphology) subsequently to identifing the morphology of each in plant rice black bugs and weeds by used insects determination key is Taxonomy of rice insect pest and their arthropod parasites and predator in biology and management of rice insects.

The study result showed that there were several species of black beetles that live on weeds which have a different morphology with black bug that live on rice plants. Spesies name of black bug that obtained in rice plants is Paraeucosmetus pallicornis Dallas while in weeds obtained is Pachybrachius pacificus Stal. Two of Black bug obtained from weeds Eleusine indica and Ipomoea triloba can only be identified until its family that is classified Lygaeidae family.

Keywords: Black bug, Weeds, Rice