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Dominant genera of plant-parasitic nematodes in kepok banana (Musa acuminata x balbisiana) cultivation in Pidie, Indonesia: English Nasution, Siti Shofiya; Chamzurni, Tjut; Fitria, Cut; Izzati, Raichan
Jurnal Ilmiah Pertanian Vol. 22 No. 2 (2025): Jurnal Ilmiah Pertanian
Publisher : Universitas Lancang Kuning

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.31849/jip.v22i2.26494

Abstract

Banana (Musa spp.) is a vital agricultural commodity in Indonesia. In Pidie Regency, Aceh, Indonesia, production declined significantly by 46% between 2021 and 2023, partly due to infestations by plant-parasitic nematodes. This study aimed to identify the dominant genera of parasitic nematodes in the kepok banana (Musa acuminata × balbisiana) cultivar grown in Padang Tiji District, Pidie, Indonesia, using soil samples collected from three villages. Four nematode genera were identified: Pratylenchus, Helicotylenchus, Meloidogyne, and Xiphinema. Pratylenchus was dominant in Tunong Tanjong and Keupula Tanjong fields, while Helicotylenchus predominated in Tuha Peudaya. The highest nematode abundance was recorded in the Tunong Tanjong field, averaging 33,973.4 individuals per 10 g of soil. These findings provide valuable baseline data for nematode pest management and support the development of targeted control strategies to enhance sustainable banana cultivation in the region.
Efikasi Ekstrak Bunga Kecombrang (Etlingera elatior) Terhadap Hama Crocidolomia pavonana di Laboratorium Nasution, Siti Shofiya; Sayuthi, Muhammad; Amanda, Julia
Jurnal Media Pertanian Vol 11, No 1 (2026): April
Publisher : Universitas Batanghari

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.33087/jagro.v11i1.311

Abstract

Crocidolomia pavonana is an important pest of cruciferous crops that can cause severe damage and significantly reduce yield quality. Pest management in agricultural fields is still largely dependent on synthetic insecticides, which pose potential risks to the environment and human health. Consequently, the development of safer and more sustainable control strategies is required, including the use of plant-based insecticides. This study aimed to assess the efficacy of torch ginger (Etlingera elatior) flower extract as a botanical insecticide against C. pavonana larvae under in vitro laboratory conditions. The experiment was arranged in a completely randomized design with five extract concentrations, namely 0% (control), 2%, 4%, 6%, and 8%. Parameters observed included antifeedant activity, larval mortality, pupation rate, and adult emergence. The results demonstrated that the application of torch ginger flower extract had a highly significant effect on all observed parameters. Antifeedant activity and larval mortality increased with increasing extract concentration, with the highest mortality reaching 100% at the 8% concentration. In addition, the extract markedly suppressed pupal formation and adult emergence compared with the control. These insecticidal effects are presumably associated with secondary metabolites such as flavonoids, tannins, and saponins, which interfere with insect physiological processes and metabolism. Therefore, torch ginger flower extract shows strong potential as an effective and environmentally friendly botanical insecticide for controlling C. pavonana on cruciferous crops.