Author Details

Purwanto, Benito Heru, Faculty of Agriculture Universitas Gadjah Mada, Yogyakarta, Indonesia

  • Vol 4, No 1 (2019): April - Research Articles
    Water Use Efficiency in Vertical Cropping System with Volcanic Ash Media by Using Biochar and Urban Waste Compost Fertilizer as Soil Amendement
    Abstract  PDF
  • Vol 4, No 2 (2019): August - Research Articles
    Growth and Yield Response of Maize (Zea mays L.) on Acid Soil to Different Rates of Humic Acid and NPK Fertilizer
    Abstract  PDF