?url_ver=Z39.88-2004&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Adc&rft.title=APLIKASI+BAHAN+PEMBENAH+TANAH+DAN+PUPUK+N%2C+P%2C+K%0D%0ATERHADAP+PERTUMBUHAN+DAN+EFISIENSI+AGRONOMI%0D%0ATANAMAN+JAGUNG+(Zea+mays+L.)+DI+TANAH+ULTISOL&rft.creator=Fefran+%2C+Kristian+Sitorus%09&rft.subject=630+Pertanian+dan+teknologi+yang+berkaitan&rft.description=Produksi+jagung+di+Indonesia+pada+2017+hingga+2023+mengalami+fluktuasi.+Tingkat%0D%0Aproduski+jagung+pada+tahun+2018+hingga+2023+mengalami+penurunan+dibandingkan%0D%0Adengan+tahun+2017.+Salah+satu+masalah+utama+yang+menjadi+penyebab+penurunan%0D%0Aproduksi+jagung+adalah+rendahnya+kesuburan+tanah+Ultisol.+Upaya+yang+dapat%0D%0Adilakukan+untuk+mengatasi+masalah+tersebut+adalah+dengan+pemanfaatan+bahan%0D%0Apembenah+tanah+dan+pemupukan+N%2C+P%2C+K.+Penelitian+ini+dilaksanakan+pada%0D%0AFebruari-Agustus+2023+di+Laboratorium+Lapang+Terpadu+(LTPD)%2C+Universitas%0D%0ALampung+pada+titik+koordinat+5%C2%B022%E2%80%9910%E2%80%9D+LS+dan+105%C2%B014%E2%80%9938%E2%80%9D+BT.+Penelitian+ini%0D%0Adidesain+menggunakan+Rancangan+Acak+Kelompok+dengan+dua+faktor.+Faktor%0D%0Apertama+yaitu+penggunaan+bahan+pembenah+tanah+yang+terdiri+dari+B0%3A+tanpa%0D%0Apembenah+tanah%2C+B1%3A+biochar+sekam+padi+5+ton+ha-1+%2B+pupuk+kandang+sapi+5+ton%0D%0Aha-1%0D%0A%2C+B2%3A+biochar+tongkol+jagung+5+ton+ha-1+%2B+pupuk+kandang+sapi+5+ton+ha-1%0D%0A%2C+dan%0D%0AB3%3A+biochar+batang+singkong+5+ton+ha-1+%2B+pupuk+kandang+sapi+5+ton+ha-1%0D%0A.+Faktor%0D%0Akedua+yaitu+pemupukan+N%2C+P%2C+K+yang+terdiri+dari+P0%3A+0+dosis%2C+P1%3A+1%2F2+dosis%2C+dan+P2%3A%0D%0A1+dosis+pemupukan+yang+dikelompokkan+menjadi+3+kelompok+sehingga+diperoleh%0D%0A36+satuan+percobaan.+Hasil+penelitian+menunjukkan+bahwa+perlakuan+bahan%0D%0Apembenah+tanah+dan+pemupukan+N%2C+P%2C+K+berpengaruh+nyata+pada+semua+variabel%0D%0Apengamatan%2C+namun+tidak+terdapat+interaksi+pada+semua+variabel+pengamatan.%0D%0APerlakuan+B3+dan+B2+menghasilkan+nilai+RAE+yang+lebih+tinggi+dibandingkan%0D%0Adengan+pupuk+standar+(B0P2)+yaitu+sebesar+112%2C5%25+dan+105%2C5%25+Perlakuan+P2+juga%0D%0Amenghasilkan+nilai+RAE+yang+lebih+tinggi+dibandingkan+dengan+pupuk+standar%0D%0A(B0P2)+yaitu+sebesar+143%2C9%25.%0D%0AKata+kunci%3A+Biochar%2C+Produksi%2C+Pupuk%2C+Ultisol.%0D%0ACorn+production+in+Indonesia+from+2017+to+2023+fluctuated.+The+level+of+corn%0D%0Aproduction+in+2018+to+2023+has+decreased+compared+to+2017.+One+of+the+main%0D%0Aproblems+causing+the+decline+in+corn+production+is+the+low+soil+fertility+of+Ultisol%0D%0Asoil.+Efforts+that+can+be+made+to+overcome+this+problem+are+the+use+of+soil%0D%0Aremediator+and+fertilization+of+N%2C+P%2C+K.+The+research+was+conducted+from+February%0D%0Ato+August+2023+at+Laboratotium+Lapang+Terpadu+(LTPD)%2C+University+of+Lampung%2C%0D%0Ausing+a+Randomized+Complete+Block+Design+(RCBD)+with+two+factors.+The+first%0D%0Afactor+was+the+use+of+soil+remediator+consisting+of%3B+B0%3A+without+soil+remediator%2C%0D%0AB1%3A+rice+husk+biochar+5+tons+ha-1+%2B+cow+manure+5+tons+ha-1%0D%0A%0D%0A%2C+B2%3A+corn+cob+biochar+5%0D%0A%0D%0Atons+ha-1+%2B+cow+manure+5+tons+ha-1%0D%0A%0D%0A%2C+and+B3%3A+cassava+stem+biochar+5+tons+ha-1+%2B+cow%0D%0A%0D%0Amanure+5+tons+ha-1%0D%0A%0D%0A.+The+second+factor+is+N%2C+P%2C+K+fertilization+which+consists+of%3B%0D%0AP0%3A+0+dose%2C+P1%3A+1+dose%2C+and+P2%3A+1+dose+which+was+grouped+into+3+groups+so+that+36%0D%0Aexperimental+units+were+obtained.+The+results+showed+that+the+treatment+of+soil%0D%0Aremediator+and+fertilization+of+N%2C+P%2C+K+had+a+significant+effect+on+all+observation%0D%0Avariables%2C+but+there+was+no+interaction+between+the+treatment+of+soil+remediator+and%0D%0Afertilization+of+N%2C+P%2C+K.+The+B3+and+B2+resulted+in+higher+RAE+values+compared+to%0D%0Astandard+fertilizer+(B0P2)+at+112%2C5%25+and+105%2C5%25+The+P2+treatment+also+produced+a%0D%0Ahigher+RAE+value+compared+to+the+standard+fertilizer+(B0P2)+at+143%2C9%25.%0D%0AKeywords%3A+Biochar%2C+Fertilizer%2C+Production%2C+Ultisol.&rft.publisher=FAKULTAS+PERTANIAN&rft.date=2024-06-12&rft.type=Skripsi&rft.type=NonPeerReviewed&rft.format=text&rft.identifier=http%3A%2F%2Fdigilib.unila.ac.id%2F82131%2F1%2Fabstrak%2520-%2520Fefran%2520Kristian%2520Sitorus.pdf&rft.format=text&rft.identifier=http%3A%2F%2Fdigilib.unila.ac.id%2F82131%2F2%2Fskripsi%2520full%2520tanpa%2520lampiran%2520-%2520Fefran%2520Kristian%2520Sitorus.pdf&rft.format=text&rft.identifier=http%3A%2F%2Fdigilib.unila.ac.id%2F82131%2F3%2Fskripsi%2520tanpa%2520bab%2520pembahasan%2520-%2520Fefran%2520Kristian%2520Sitorus.pdf&rft.identifier=++Fefran+%2C+Kristian+Sitorus+++(2024)+APLIKASI+BAHAN+PEMBENAH+TANAH+DAN+PUPUK+N%2C+P%2C+K+TERHADAP+PERTUMBUHAN+DAN+EFISIENSI+AGRONOMI+TANAMAN+JAGUNG+(Zea+mays+L.)+DI+TANAH+ULTISOL.++FAKULTAS+PERTANIAN%2C+UNIVERSITAS+LAMPUNG.+++++&rft.relation=http%3A%2F%2Fdigilib.unila.ac.id%2F82131%2F