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Herianto I. Kojong
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Agriculture, Biological Sciences & Forestry

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SERANGGA PREDATOR PADA EKOSISTEM PADI SAWAH DI KECAMATAN TOMBATU, KABUPATEN MINAHASA TENGGARA Herianto I. Kojong; Moulwy F. Dien; Noni N. Wantah
COCOS Vol. 6 No. 6 (2015)
Publisher : Universitas Sam Ratulangi

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.35791/cocos.v6i6.7765

Abstract

ABSTRACTThe study aims to determine the type and predators of insect populations in lowlandrice ecosystems in the district Tombatu Southeast Minahasa regency. The experimentwas conducted on the rice in the village Tombatu, District Tombatu, SoutheastMinahasa Regency. The research carried out by the survey on rice crops in the districtTombatu Southeast Minahasa District, the Village Tombatu One, Tombatu Two, andThree Tombatu. Sampling was carried out with a diagonal slice method thatestablishes five sub-plot that is on the corner and the middle of the sampling sites.Sampling was performed using insect nets swung over rice plant as much as ten timesthe double swing. Insects are netted immediately put into "killing bottle" thencollected in 70% alcohol to be identified. Identify the type of insect predatorsconducted using the facilities of Entomology and Pest Plant Laboratory, Faculty ofAgriculture UNSRAT. The research found seven insect predators with an averagepopulation Menochilus sp. (5.18 tail) Paederus sp., (3.34 tail), Agriocnemis spp. (2,24tail), Conocepalus sp. (1.10 tail), Ophionea sp. (0.68 tail), Sphecidae (0.52 tails), andLibelulla sp. 0.27 tails). On average the highest predator insect populations found inthe village Tombatu Two (4.55 tail), then the Village Tombatu One (1.07 tail) and thevillage of Three 0.91 Tombatu tail). The higher the age of the plant the morepredatory insect populations.
Co-Authors Moulwy F. Dien Noni N. Wanta Noni N. Wantah