?url_ver=Z39.88-2004&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Adc&rft.title=PENGARUH+SISTEM+OLAH+TANAH+DAN+PEMUPUKAN+N%0D%0AJANGKA+PANJANG+TERHADAP+KANDUNGAN+HARA+N-TOTAL%2C%0D%0AP-TERSEDIA%2C+DAN+K-dd+DI+TANAH+ULTISOL+PADA+TANAMAN+JAGUNG%0D%0A%0D%0ATAHUN+KE-34&rft.creator=Apryan+%2C+Ridho+Pratama&rft.subject=630+Pertanian+dan+teknologi+yang+berkaitan&rft.description=One+of+the+obstacles+in+cultivating+corn+is+that+the+land+used+includes+marginal+land%0D%0Athat+has+low+soil+fertility+such+as+Ultisol+soil.+Efforts+that+can+be+made+to+improve%0D%0AUltisol+soil+are+by+means+of+tillage+and+fertilization+systems.+The+research+aims+to%0D%0Astudy%3A+1).+To+determine+the+effect+of+long-term+tillage+systems+on+the+nutrient+content%0D%0Aof+N-Total%2C+P-Available%2C+K-dd+in+Ultisol+soil+in+the+34th+year+of+corn+planting.+2).+To%0D%0Adetermine+the+effect+of+long-term+N+fertilizer+application+on+the+nutrient+content+of%0D%0AN-Total%2C+P-Available%2C+K-dd+in+Ultisol+soil+in+the+34th+year+of+corn+planting.+3).+To%0D%0Adetermine+the+effect+of+the+interaction+of+tillage+system+treatment+and+long-term+N%0D%0Afertilizer+application+on+the+nutrient+content+of+N-Total%2C+P-Available%2C+K-dd+in+Ultisol%0D%0Asoil+in+the+34th+year+of+corn+planting.+This+research+was+carried+out+from+October%0D%0A2021+to+January+2022%2C+at+the+Polinela+Experimental+Garden.+This+research+used%0D%0Afactorial+RAK+with+2+factors%2C+namely+the+tillage+system+(intensive+tillage%2C+minimum%0D%0Atillage%2C+and+no+tillage)+and+N+fertilization+without+fertilization+and+N+fertilization+of%0D%0A200+kg+ha-1.+The+data+that+has+been+analyzed+is+tested+using+BNT+with+a+real+level+of%0D%0A5%25%2C+a+correlation+test+is+carried+out+to+determine+the+relationship+between+treatments.%0D%0AThe+research+results+show+that%3A+1).+Long-term+no-till+systems+have+higher+P-Available%0D%0Aand+K-dd+nutrient+contents+than+other+tillage+treatments.+Minimum+tillage+and+no%0D%0Atillage+systems+had+higher+N-Total+nutrient+content+compared+to+intensive+tillage.%0D%0A2).+Long-term+N+fertilization+can+increase+the+N-Total+and+K-dd+nutrient+content+in%0D%0Athe+soil%2C+but+cannot+increase+the+P-Available+content+in+the+soil.+3).+There+is+a+real%0D%0Ainteraction+between+the+tillage+system+and+long-term+N+fertilization+on+the%0D%0AP-Available+and+K-dd+nutrient+content+of+the+soil.+The+highest+P-Available+and+K-dd%0D%0Acontents+were+found+in+the+N2T3+treatment+(administration+of+200+kg+ha-1+N+fertilizer%0D%0A%2B+no+tillage).%0D%0AKeywords%3A+Tillage+System%2C+N+Fertilization%2C+N-Total%2C+P-Available%2C+K-dd%2C+Corn+Plants%0D%0ASalah+satu+kendala+dalam+budidaya+tanaman+jagung+adalah+lahan+yang+digunakan%0D%0Atermasuk+lahan+marginal+yang+memilki+kesuburan+tanah+rendah+seperti+tanah+Ultisol.%0D%0AUpaya+yang+bisa+dilakukan+untuk+memperbaiki+tanah+Ultisol+yaitu+dengan+cara+sistem%0D%0Aolah+tanah+dan+pemupukian.+Penelitian+bertujuan+untuk+mempelajari%3A+1).+Untuk%0D%0Amengetahui+pengaruh+sistem+olah+tanah+jangka+panjang+terhadap+kandungan+hara%0D%0AN-Total%2C+P-Tersedia%2C+K-dd+di+tanah+Ultisol+pada+pertanaman+jagung+tahun+ke-34.%0D%0A2).+Untuk+mengetahui+pengaruh+pemberian+pupuk+N+jangka+panjang+terhadap%0D%0Akandungan+hara+N-Total%2C+P-Tersedia%2C+K-dd+di+tanah+Ultisol+pada+pertanaman+jagung%0D%0Atahun+ke-34.+3).+Untuk+mengetahui+pengaruh+interaksi+perlakuan+sistem+olah+tanah%0D%0Adan+pemberian+pupuk+N+jangka+panjang+terhadap+kandungan+hara+N-Total%2C%0D%0AP-Tersedia%2C+K-dd+di+tanah+Ultisol+pada+pertanaman+jagung+tahun+ke-34.+Penelitian+ini%0D%0Adilaksanakan+pada+bulan+Oktober+2021+sampai+Januari+2022%2C+bertempat+di+Kebun%0D%0APercobaan+Polinela.+Penelitian+ini+menggunakan+RAK+faktorial+dengan+2+faktor+yaitu%0D%0Asistem+olah+tanah+(olah+tanah+intensif%2C+olah+tanah+minimum%2C+dan+tanpa+olah+tanah+)%0D%0Adan+pemupukan+N+tanpa+pemupukan+dan+pemberian+pemupukan+N+200+kg+ha-1%0D%0A.+Data%0D%0Ayang+sudah+dianalisis+di+uji+menggunakan+BNT+taraf+nyata+5%25%2C+uji+korelasi+dilakukan%0D%0Auntuk+mengetahui+hubungan+antar+perlakuan.+Hasil+Penelitian+menunjukkan+bahwa%3A%0D%0A1).+Sistem+tanpa+olah+tanah+jangka+panjang+memiliki+kandungan+hara+P-Tersedia+dan%0D%0AK-dd+yang+lebih+tinggi+dibandingkan+perlakuan+olah+tanah+lainya.+Pada+perlakuan%0D%0Asistem+olah+tanah+minimum+dan+tanpa+olah+tanah+memiliki+kandungan+hara+N-Total%0D%0Ayang+tinggi+dibandingkan+dengan+olah+tanah+intensif.+2).+Pemupukan+N+jangka%0D%0Apanjang+dapat+meningkatkan+kandungan+hara+N-Total+dan+K-dd+di+dalam+tanah%2C%0D%0Anamun+tidak+dapat+meningkatkan+kandungan+P-Tersedia+di+dalam+tanah.+3).+Terdapat%0D%0Ainteraksi+yang+nyata+sistem+olah+tanah+dan+pemupukan+N+jangka+panjang+terhadap%0D%0Akandungan+hara+P-Tersedia+dan+K-dd+tanah.+Kandungan+P-Tersedia+dan+K-dd%0D%0Atertinggi+terdapat+pada+perlakuan+N2T3+(pemberiaan+pupuk+N+200+kg+ha-1+%2B+tanpa%0D%0Aolah+tanah).+Namun+tidak+terdapat+interaksi+sistem+olah+tanah+dan+pemupukan+N%0D%0Ajangka+panjang+yang+nyata+terhadap+kandungan+hara+N-Total+di+dalam+tanah.%0D%0AKata+Kunci+%3A+Sistem+Olah+Tanah%2C+Pemupukan+N%2C+N-Total%2C+P-Tersedia%2C+K-dd%2C%0D%0A%0D%0ATanaman+jagung&rft.publisher=PERTANIAN&rft.date=2024-08-06&rft.type=Skripsi&rft.type=NonPeerReviewed&rft.format=text&rft.identifier=http%3A%2F%2Fdigilib.unila.ac.id%2F81679%2F1%2FABSTRACT_Apryan%2520Ridho%2520-%2520Apryan%2520Ridho%2520pratama.pdf&rft.format=text&rft.identifier=http%3A%2F%2Fdigilib.unila.ac.id%2F81679%2F2%2FSkripsi%2520Full_Apryan%2520Ridho%2520Pratama%2520-%2520Apryan%2520Ridho%2520pratama.pdf&rft.format=text&rft.identifier=http%3A%2F%2Fdigilib.unila.ac.id%2F81679%2F3%2FSkripsi%2520Tanpa%2520Bab%2520Pembahasan_Apryan%2520Ridho%2520Pratama%2520-%2520Apryan%2520Ridho%2520pratama.pdf&rft.identifier=++Apryan+%2C+Ridho+Pratama++(2024)+PENGARUH+SISTEM+OLAH+TANAH+DAN+PEMUPUKAN+N+JANGKA+PANJANG+TERHADAP+KANDUNGAN+HARA+N-TOTAL%2C+P-TERSEDIA%2C+DAN+K-dd+DI+TANAH+ULTISOL+PADA+TANAMAN+JAGUNG+TAHUN+KE-34.++PERTANIAN%2C+UNIVERSITAS+LAMPUNG.+++++&rft.relation=http%3A%2F%2Fdigilib.unila.ac.id%2F81679%2F