Author

R. Agustini

2 papers indexed here

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Open access Sep 2026

Pengaruh Biochar TKKS dan Pupuk Nitrogen terhadap Pertumbuhan Tanaman Pakcoy (Brassica rapa L.) Varietas Nauli F1 pada Tanah Ultisol

Ultisol is an acidic soil with relatively low nutrient content, requiring soil improvement efforts to support plant growth. One alternative is the application of oil palm empty fruit bunch (OPEFB) biochar combined with nitrogen fertilizer. This study aimed to determine the combination of OPEFB biochar and nitrogen fert...

Rudiyanto Nugraha, R. Agustini, Winda Rianti · Jurnal Ilmiah Respati · 0 citations

Open access Oct 2026

The Effect of Combined Vermicompost and Monopotassium Phosphate Fertilizers on the Growth and Yield of Gelatik Eggplant Var. Provita F1

The low productivity of gelatik eggplant due to decreasing soil organic matter and suboptimal fertilization necessitates testing the combination of vermicompost and MKP to improve vegetative growth and crop yield. This study aims to determine the optimal combination of vermicompost and mono potassium phosphate fertiliz...

Ivana Putri Diwanty, R. Agustini, Winda Rianti · JURNAL BIOLOGI TROPIS · 0 citations