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All Journal Jurnal Agroplasma
Hariri, Syauqi
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Agriculture, Biological Sciences & Forestry

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Potensi Ekstrak Daun gambir (Uncaria gambir Roxb) sebagai Pestisida Nabati untuk Mengendalikan Hama Ulat Api (Sethotosea asigna van Eecke) Dibisono, Mhd Yusuf; Ginting, Makhrani Sari; Hariri, Syauqi
JURNAL AGROPLASMA Vol 9, No 2 (2022): AGROPLASMA VOL 9 NO 2
Publisher : UNIVERSITAS LABUHANBATU

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.36987/agroplasma.v9i2.3338

Abstract

Gambir (Uncaria gambir) is a herbaceous plant that has alkaloid level sin the form of chemicall compounds suchas catechins, tannin catecu (tannin/tannat), querchitin, flouresin, and several other compounds. The aim of this study is to deterine the effectiveness of the concentration of gambir leaf extract (U. gambir Roxb), against the  mortality of fire caterpillarpest (S.asigna). Research was arrenged in anonfactorial Randomized Block Design (RBD) with 5 treatments, namely U0: No Application (Control), U1: Application with 8% gambier leaf extract, U2: Application with 16% gambier leaf extract, U3: Application with 24% gambier leaf extract and U4: Application with 32% gambier leaf extract. The results showed that effective application of gambier leaf extract was at concentration of 32% where at 5 days after the application the mortality rate offire caterpillar had reached 100% and suppressed the intensity of leaf attacks by14.28%. Keywords: Botanical Pesticide, Uncaria gambir extract, Setothosea asigna.
Co-Authors Makhrani Sari Ginting Muhammad Yusuf Dibisono