?url_ver=Z39.88-2004&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Adc&rft.title=PENGARUH+APLIKASI+ASAM+HUMAT+DAN+DOSIS+PUPUK+P%0D%0ATERHADAP+P+TERSEDIA+TANAH+D%0D%0Aradiata+L.)+PADA+TANAH+ULTISOL&rft.creator=%09Siti+%2C+Nur+Khasanah%09&rft.subject=630+Pertanian+dan+teknologi+yang+berkaitan&rft.description=Kacang+hijau+banyak+diminati+masyarakat+Indonesia+sehingga+permintaannya%0D%0Aterus+meningkat%2C+namun+produksi+kacang+hijau+semakin+menurun.+Produksi%0D%0Akacang+hijau+menurun+dapat+disebabkan+karena+pemanfaatan+lahan+yang+memiliki%0D%0Atingkat+kesuburan+tanah+yang+rendah%2C+salah+satunya+ketersediaan+P+rendah.+Upaya%0D%0Auntuk+meningkatkan+ketersediaan+P+adalah+dengan+penambahan+asam+humat+dan%0D%0Apemupukan+P.+Penelitian+ini+bertujuan+untuk+mengetahui+pengaruh+aplikasi+asam%0D%0Ahumat+dan+dosis+pupuk+P+serta+interaksi+keduanya+terhadap+P+tersedia+tanah+dan+P%0D%0Aterpanen+tanaman+kacang+hijau+pada+tanah+Ultisol.+Penelitian+ini+merupakan%0D%0Apenelitian+lapang+menggunakan+polibag+yang+dilaksanakan+pada+bulan+Oktober%0D%0A2022%E2%80%93Januari+2023+di+Kelurahan+Kampung+Baru%2C+Kecamatan+Kedaton%2C+Kota%0D%0ABandar+Lampung.+Penelitian+ini+menggunakan+rancangan+perlakuan+pola+faktorial%0D%0A2x5+dalam+Rancangan+Acak+Kelompok+Lengkap+(RAKL)+dengan+3+ulangan%0D%0Asebagai+kelompok+sehingga+diperoleh+30+satuan+percobaan.+Aplikasi+asam+humat%0D%0Aada+2+taraf+dan+dosis+pupuk+P+yang+digunakan+ada+5+taraf.+Hasil+penelitian%0D%0Amenunjukkan+bahwa%3A+(1)+Aplikasi+asam+humat+dapat+meningkatkan+P+tersedia%0D%0Atanah+dan+P+terpanen+tanaman+kacang+hijau.+(2)+Aplikasi+pupuk+P+meningkatkan+P%0D%0Atersedia+tanah+secara+linier+dan+P+terpanen+biji+secara+kuadratik.+(3)+Terdapat%0D%0Apengaruh+interaksi+antara+aplikasi+asam+humat+dan+dosis+pupuk+P+150+kg+ha-1%0D%0Adan%0D%0A%0D%0A200+kg+ha-1%0D%0A%0D%0Aterhadap+P+tersedia+tanah%2C+serta+P+terpanen+brangkasan+pada+dosis%0D%0A%0D%0Apupuk+P+0+kg+ha-1%0D%0A%0D%0Adan+150+kg+ha-1%0D%0A.%0D%0A%0D%0AKata+kunci%3A+Asam+Humat%2C+P-tersedia%2C+P-terpanen%2C+Tanah+Ultisol%0D%0AGreen+beans+are+in+great+demand+by+Indonesian+people+so+demand+continues+to%0D%0Aincrease%2C+but+green+bean+production+is+decreasing.+The+decline+in+green+bean%0D%0Aproduction+can+be+caused+by+land+use+that+has+low+levels+of+soil+fertility%2C+one+of%0D%0Awhich+is+low+P+availability.+Efforts+to+increase+P+availability+are+by+adding+humic%0D%0Aacid+and+P+fertilization.+This+research+aims+to+determine+the+effect+of+humic+acid%0D%0Aapplication+and+P+fertilizer+dosage+and+their+interaction+on+soil+available+P+and%0D%0Aharvested+P+of+green+bean+plants+on+Ultisol+soil.+This+research+is+a+field+study%0D%0Ausing+polybags+which+was+carried+out+in+October+2022%E2%80%93January+2023+in+Kampung%0D%0ABaru+Village%2C+Kedaton+District%2C+Bandar+Lampung+City.+This+research+used+a+2x5%0D%0Afactorial+pattern+treatment+design+in+a+Complete+Randomized+Block+Design%0D%0A(RAKL)+with+3+replications+as+groups+to+obtain+30+experimental+units.+There+are+2%0D%0Alevels+of+humic+acid+application+and+there+are+5+levels+of+P+fertilizer+dosage+used.%0D%0AThe+results+of+the+research+show+that%3A+(1)+Application+of+humic+acid+can+increase%0D%0Asoil+available+P+and+harvested+P+by+green+bean+plants.+(2)+Application+of+P%0D%0Afertilizer+increases+soil+available+P+linearly+and+seed+harvested+P+quadratically.+(3)%0D%0AThere+is+an+interaction+effect+between+the+application+of+humic+acid+and+P%0D%0Afertilizer+doses+of+150+kg+ha-1%0D%0A%0D%0Aand+200+kg+ha-1%0D%0A%0D%0Aon+soil+available+P%2C+as+well+as+the%0D%0A%0D%0Aharvested+P+of+stover+at+P+fertilizer+doses+of+0+kg+ha-1%0D%0A%0D%0Aand+150+kg+ha-1%0D%0A.%0D%0AKata+kunci%3A+Humic+Acid%2C+P-available%2C+P-harvested%2C+Ultisol+Soil&rft.publisher=PERTANIAN&rft.date=2024-02-20&rft.type=Skripsi&rft.type=NonPeerReviewed&rft.format=text&rft.identifier=http%3A%2F%2Fdigilib.unila.ac.id%2F84883%2F1%2FSiti%2520Nur%2520Khasanah_1914121012_Agroteknologi_Abstrak%2520-%2520Siti%2520Nur%2520Khasanah.pdf&rft.format=text&rft.identifier=http%3A%2F%2Fdigilib.unila.ac.id%2F84883%2F2%2FSiti%2520Nur%2520Khasanah_1914121012_Agroteknologi_Skripsi%2520Full%2520%25281%2529%2520-%2520Siti%2520Nur%2520Khasanah.pdf&rft.format=text&rft.identifier=http%3A%2F%2Fdigilib.unila.ac.id%2F84883%2F3%2FSiti%2520Nur%2520Khasanah_1914121012_Agroteknologi_Skripsi%2520Tanpa%2520Hasil%2520dan%2520Pembahasan%2520-%2520Siti%2520Nur%2520Khasanah.pdf&rft.identifier=+++Siti+%2C+Nur+Khasanah+++(2024)+PENGARUH+APLIKASI+ASAM+HUMAT+DAN+DOSIS+PUPUK+P+TERHADAP+P+TERSEDIA+TANAH+D+radiata+L.)+PADA+TANAH+ULTISOL.++PERTANIAN%2C+UNIVERSITAS+LAMPUNG+.+++++&rft.relation=http%3A%2F%2Fdigilib.unila.ac.id%2F84883%2F