?url_ver=Z39.88-2004&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Adissertation&rft.au=Akbar+Andis+Saputra%2C+Saputra&rft.aufirst=Saputra&rft.aulast=Akbar+Andis+Saputra&rft.date=26+February+2026&rft.title=ANALISIS+TINGKAT+KANDUNGAN+N%2C+P%2C+K+TANAH+PADA+AREA+PERTAMBANGAN+MINYAK+TRADISIONAL+WONOCOLO&rft.degree=Bachelor&rft.inst=Sains+dan+Teknik