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Journal : Biocaster : Jurnal Kajian Biologi

Analisis Patogenisitas Fusarium solani dan Pengaruhnya terhadap Pertumbuhan dan Hasil Tanaman Bawang Merah Jayadi, Irfan; Sanuriza, Irna Il; Risfianty, Dwi Kartika; Ihwan, Khaerul; Husain, Pahmi; Dewi, Irma Risvana
Biocaster : Jurnal Kajian Biologi Vol. 5 No. 3 (2025): July
Publisher : Lembaga Pendidikan, Penelitian, dan Pengabdian Kamandanu

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.36312/biocaster.v5i3.679

Abstract

Fusarium wilt disease caused by Fusarium sp. is one of the main obstacles in the cultivation of shallots (Allium cepa L.), because it can significantly reduce the quality and quantity of crops. This study aims to test the level of pathogenicity of Fusarium solani and analyze the effect of disease attacks on the growth and yield of shallot plants. The study used a two-factor Complete Random Design (RAL) with 6 treatment combinations and 3 replicas on three varieties of shallots inoculated with Fusarium solani. Growth parameters and disease intensity were analyzed using ANOVA and DMRT test at 5%. The results of the study showed that the fungus Fusarium solani f.sp. Cepae has been shown to have high virulence in shallots, indicated by a short incubation period (3-6 days) and an attack rate of up to 100% in all varieties tested. This pathogenic infection decreases vegetative growth (plant height and number of leaves) as well as yield (fresh and dry weight). The Keta Monca variety shows relatively better resistance than the Bima Brebes and Super Philip varieties, although there is no variety that is completely resistant to Fusarium solani attacks. Fusarium solani infection not only inhibits vegetative growth, but also significantly decreases yields. These findings confirm that Fusarium solani has high pathogenicity and has the potential to be a serious threat in onion cultivation.
Variabilitas Varietas Padi di Lahan Kering Lombok Tengah bagi Pengembangan Pertanian Berkelanjutan Sanuriza, Irna Il; Jayadi, Irfan; Ihwan, Khaerul; Husain, Pahmi; Risfianty, Dwi Kartika; Dewi, Irma Risvana; Alyaminy, Ishmah Humaidatul Aminah Zaim; Atika, Baiq Naili Dewi
Biocaster : Jurnal Kajian Biologi Vol. 5 No. 2 (2025): April
Publisher : Lembaga Pendidikan, Penelitian, dan Pengabdian Kamandanu

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.36312/biocaster.v5i2.480

Abstract

This study aims to identify the types and distribution of rice varieties cultivated in dry land of Central Lombok as a basis for developing sustainable agriculture in the region. The research method used a randomized block design with several local and superior rice varieties as treatments. The study was conducted with a quantitative descriptive approach at 40 cultivation locations. The results showed that the inpari 32 variety was planted more on dry land in Central Lombok Regency with 19 planting locations, then the inpago 8 variety with 7 locations, the inpari 34 variety with 5 locations, the inpagi variety with 10, inpago 9, and the local bulu variety with 3 locations each. While the planting locations of the inpago 10, inpago 8, inpago 9, inpari 32, and inpari 34 varieties were generally planted in the lowlands. While the local bulu rice was generally planted in the highlands or hills. The results of the study prove that there is significant variation between varieties in their ability to adapt to dry land conditions, with several local varieties showing better resistance to drought stress, water utilization efficiency, and yield stability.