Vol. 2 No. 2 (2025): December 2025

Articles

• Geospatial Analysis of Nitrogen Efficiency: Correlating Subsidized Urea Distribution with National Rice and Maize Productivity Across Provinces

  Raudhah, Aridah.A

  12-24

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  Abstract views: 30, downloads: 16 DOI : https://doi.org/10.70076/cj.v2i2.134
  

• Spatial Geochemical Analysis of Liquefaction Hazard: Statistical Correlation of Clay Content, Water Content, and Soil Density Based on PU-Pera Geotechnical Data against Earthquake-Prone Areas (Palu Plain, Central Sulawesi)

  A'isyah Salamah

  1-11

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  Abstract views: 29, downloads: 18 DOI : https://doi.org/10.70076/cj.v2i2.139
  

• Mapping the Conversion Potential of Agricultural Residue Cellulose into Bioethanol Using National Crop Production Data: A Theoretical Mass Balance Approach

  Kinia Mitasari

  25-36

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  Abstract views: 19, downloads: 22 DOI : https://doi.org/10.70076/cj.v2i2.137
  

• Predictive Modeling of Nitrate (NO_3^-) Contamination Risk in Shallow Groundwater Utilizing Population Density and Village Sanitation Statistics (PODES)

  Chyntia Devi, Vecghy James Pratama

  48-58

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  Abstract views: 5, downloads: 6 DOI : https://doi.org/10.70076/cj.v2i2.132
  

• Analysis of Import Dependency for Pharmaceutical Chemical Precursors (HS Code 29) and Its Correlation with the Volatility of the National Chemical Industry Price Index

  Nurhayati, Muhammad Sarjana

  37-47

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  Abstract views: 9, downloads: 6 DOI : https://doi.org/10.70076/cj.v2i2.138