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Journal : Jurnal Agroplasma

Effectiveness of Some Plant Extracts and Commercial Biological Products to Control Powdery Mildew Disease in Meniran Plants (Phyllanthus niruri) Siregar, Brema Syahputra; Widihastuty, Widihastuty; Mazidah, Mazidah
JURNAL AGROPLASMA Vol 11, No 1 (2024): JURNAL AGROPLASMA VOLUME 11 NO 1 TAHUN 2024
Publisher : UNIVERSITAS LABUHANBATU

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.36987/agroplasma.v11i1.5715

Abstract

The Meniran plant (Phyllanthus niruri L.) is a herbal plant that can boost the immune system. One of the challenges in propagating meniran plants as therapeutic plants is the attack of powdery mildew disease produced by the pathogenic fungus Oidium phyllanthi. This study was conducted to determine the efficacy of different plant components and commercial biological agents in reducing powdery mildew disease on green meniran plants (Phyllanthus niruri L.). This study employs a non-factorial randomised group design (RAK) with ten treatments and three duplicates. The findings revealed that no therapy was able to prevent or diminish the occurrence of powdery mildew disease on (Phyllanthus niruri L.).In the nursery, the application of garlic extract and commercial product B'Green® Neem Oil reduced the severity of powdery mildew disease by 57.3% and 50.0%, respectively, and on B'Green® Neem Oil by 26.1% on (Phyllanthusniruri L.), whereas in the field, the application of garlic extract reduced the severity of powdery mildew disease by 27.3%, 26.2%, and on B'Green® Neem Oil by 25.0%. Keywords: Green meniran (Phyllanthus niruri), garlic, ginger rhizome, neem leaves, betel leaves
Pengaruh Pola Tanam Padi Itik dalam Menurunkan Populasi Hama dan Gulma pada Tanaman Padi (Oryza Sativa L.) Amin, Muhammad; Widihastuty, Widihastuty; Batubara, Siti Fatimah
JURNAL AGROPLASMA Vol 11, No 2 (2024): JURNAL AGROPLASMA VOLUME 11 NO 2 TAHUN 2024
Publisher : UNIVERSITAS LABUHANBATU

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.36987/agroplasma.v11i2.6218

Abstract

Rice (Oryza sativa L.) is one of the main food crops for most Indonesians. Integrated agriculture or mixed agriculture is a concept of agriculture that supports sustainable agriculture by involving crops and animals in the same land to reduce external inputs, due to mutual support between one component and another. This research was conducted with the aim to see the effect of duck rice cropping patterns in reducing pest and weed populations in rice plants (Oryza sativa L.). The research was conducted on farmers' land in Keramat Gajah Village, Galang District, Deli Serdang Regency, North Sumatra Province. An experimental approach was used in the investigation, including treatments both with and without ducks. Ducks were introduced to the paddy field when the plants were 21 days old until the plants were 55 days old. The number of ducks used was 10 ducks per rante (400 m2). The data obtained were tested using paired t-test analysis. The outcomes demonstrated that, whereas the treatment using ducks did not significantly alter the population of gold snails, it did considerably alter the populations of earthworms (10 and 12 WATP) and weeds (8 and 10 WATP). Keywords: ducks, earthworms, gold snails, paddy, weeds