Tamad, Department of Soil Science, Faculty of Agriculture, Jenderal Soedirman University, Purwokerto, Central Java, 53123, Indonesia, Indonesia

• BIOTROPIA Vol. 30 No. 2 (2023): BIOTROPIA Vol. 30 No. 2 August 2023 - Research Paper
  USE OF BIOLOGICAL ORGANIC FERTILIZERS AND PESTICIDES TO IMPROVE POTATO CULTIVATION IN SLOPE ANDISOLS
  Abstract  PDF