?url_ver=Z39.88-2004&rft_id=1914181009&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Adc&rft.title=ANALISIS+RUANG+PORI+TANAH+PADA+PERLAKUAN+SISTEM+OLAH+TANAH+DAN+PEMUPUKAN+NITROGEN+JANGKA+PANJANG+TAHUN+KE-35+DI+POLITEKNIK+NEGERI+LAMPUNG&rft.creator=ZAKIYYA+%2C+NABEELA+ALBAJILI+&rft.subject=630+Pertanian+dan+teknologi+yang+berkaitan&rft.description=Kacang+hijau+merupakan+salah+satu+tanaman+pangan+yang+banyak+diminati+oleh+masyarakat+indonesia.+Akan+tetapi%2C+produksi+kacang+hijau+di+Lampung+mengalami+penurunan.+Penurunan+produksi+kacang+hijau+disebabkan+oleh+penurunan+kualitas+tanah+pada+lahan+kering+akibat+alih+fungsi+lahan.+Kendala+yang+terdapat+pada+lahan+kering+yairu+kesuburan+tanah+yang+rendah.+Upaya+untuk+meningkatkan+kesuburan+tanah+yaitu+dengan+menerapkan+pengolahan+tanah+yang+tepat+serta+pengaplikaisan+pupuk+dengan+tepat+dosis.+Dengan+menerapkan+kombinasi+antara+kedua+perlakuan+tersebut+diharapkan+mampu+meningkatkan+kesuburan+tanah+serta+memperbaiki+sifat+fisik+tanah+salah+satunya+yaitu+ruang+pori+pada+tanah.+Pori+tanah+sangat+berperan+besar+dalam+menentukan+pergerakan+air+dalam+tanah.+Penelitian+ini+bertujuan+untuk+mengetahui+perbandingan+dari+perlakuan+sistem+olah+tanah+dan+pemberian+pupuk+nitrogen+janga+panjang+serta+produksi+tanaman+terhadap+ruang+pori+tanah.+Penelitian+ini+merupakan+penelitian+tahun+ke-35+yang+dilaksanakan+pada+bulan+Mei+2022+sampai+dengan+November+2022+di+lahan+Politeknik+Negeri+Lampung.+Penelitian+dilakukan+dengan+menggunakan+rancangan+acak+kelompok+(RAK)+yang+disusun+secara+faktorial+3+x+2+dengan+4+ulangan.+Faktor+pertama+adalah+sistem+olah+tanah+jangka+panjang+terdiri+dari+T1+%3D+Olah+Tanah+Intensif+(OTI)%2C+T2+%3D+Olah+Tanah+Minimum+(OTM)+T3+%3D+Tanpa+Olah+Tanah+(TOT)%2C+dan+Faktor+kedua+adalah+pemupukan+nitrogen+yaitu+N0+%3D+0+kg+N+ha-1+dan+N2+%3D+50+kg+N+ha-1.+Data+yang+diperoleh+pada+variabel+sebaran+pori+makro+tanah%2C+berat+isi+tanah%2C+berat+jenis+tanah%2C+porositas+(ruang+pori+total)+dan+c-organik+tanah+dilakukan+uji+kuantitatif+yang+dilakukan+dengan+cara+membandingkan+hasil+pengamatan+berdasarkan+kriteria+sifat+fisik+tanah+kemudian+disajikan+dalam+bentuk+tabel.+Sedangkan+analisis+produksi+tanaman+kacang+hijau+dianalisis+secara+kuantitatif+menggunakan+uji+lanjut+dengan+cara+menganalisis+homogenitas+ragam+dengan+uji+Barlett+dan+Aditivitas+data+dengan+uji+Tukey.+Apabila+asumsi+terpenuhi+dilakukan+analisis+ragam.+Jika+perlakuan+memberikan+pengaruh+nyata+maka+rata-rata+nilai+tengah+diuji+dengan+uji+Beda+Nyata+Terkecil+(BNT)+pada+taraf+5%25.+Hasil+penelitian+menunjukan+bahwa+perlakuan+sistem+olah+tanah+dan+pemberian+pupuk+nitrogen+tidak+memberikan+peningkatan+yang+signifikan+terhadap+ruang+pori+tanah%2C+serta+tidak+terjadi+interaksi+antara+kedua+perlakuan+terhadap+produksi+tanaman+kacang+hijau.%0D%0AKata+Kunci%3A+Sistem+Olah+Tanah%2C+Pemupukan+Nitrogen%2C+Ruang+Pori+anah.%0D%0A%0D%0AMung+bean+are+one+of+the+food+crops+that+are+in+great+demand+by+the+people+of+Indonesia.+However%2C+mung+bean+production+in+Lampung+has+decreased.+The+decline+in+mung+bean+production+is+caused+by+a+decrease+in+soil+quality+on+dry+land+due+to+land+use+change.+Constraints+found+in+dry+land+yairu+low+soil+fertility.+Efforts+to+increase+soil+fertility+are+by+applying+proper+tillage+and+applying+fertilizers+with+the+right+dose.+By+applying+a+combination+of+the+two+treatments%2C+it+is+expected+to+be+able+to+increase+soil+fertility+and+improve+the+physical+properties+of+the+soil%2C+one+of+which+is+the+pore+space+in+the+soil.+Soil+pores+play+a+major+role+in+determining+the+movement+of+water+in+the+soil.+This+study+aims+to+determine+the+comparison+of+tillage+system+treatment+and+long-term+nitrogen+fertilizer+application+and+crop+production+to+soil+pore+space.+This+research+is+the+35th+year+of+research+conducted+from+May+2022+to+November+2022+on+the+land+of+Lampung+State+Polytechnic.+This+research+was+designed+in+a+factorial+Randomized+Group+Design+(RAK)+consisting+of+two+factors.+The+first+factor+is+N0+%3D+N+fertilization+of+0+kg+N+ha-1+and+N2+%3D+N+fertilization+of+50+kg+N+ha-1%2C+and+the+second+factor+is+T1+%3D+intensive+tillage%2C+T2+%3D+tillage%2C+T3+%3D+No+tillage.+Data+obtained+on+the+variables+of+soil+macro+pore+distribution%2C+soil+content+weight%2C+soil+specific+gravity%2C+porosity+(total+pore+space)+and+soil+c-organic+were+carried+out+quanitative+tests+carried+out+by+comparing+the+results+of+observations+based+on+soil+physical+property+criteria+then+presented+in+the+form+of+tables.+While+the+analysis+of+mung+bean+crop+production+was+analyzed+quantitatively+using+further+tests+by+analyzing+the+homogeneity+of+variety+with+the+Barlett+test+and+data+aditivity+with+the+Tukey+test.+If+the+assumptions+are+met%2C+a+variety+analysis+is+carried+out.+If+the+treatment+has+a+noticeable+effect%2C+the+average+middle+value+is+tested+with+the+Smallest+Real+Difference+(BNT)+test+at+the+level+of+5%25.+The+results+showed+that+the+treatment+of+the+tillage+system+and+the+application+of+nitrogen+fertilizer+did+not+provide+a+significant+increase+in+soil+pore+space%2C+and+there+was+no+interaction+between+the+two+treatments+on+mung+bean+crop+production.%0D%0AKeywords%3A+Tillage+System%2C+Nitrogen+Fertilization%2C+Soil+Pore+Space.&rft.publisher=FAKULTAS+PERTANIAN&rft.date=2024-02-07&rft.type=Skripsi&rft.type=NonPeerReviewed&rft.format=text&rft.identifier=http%3A%2F%2Fdigilib.unila.ac.id%2F79596%2F1%2FABSTRAK.pdf&rft.format=text&rft.identifier=http%3A%2F%2Fdigilib.unila.ac.id%2F79596%2F2%2FSKRIPSI%2520FULL.pdf&rft.format=text&rft.identifier=http%3A%2F%2Fdigilib.unila.ac.id%2F79596%2F3%2FSKRIPSI%2520TANPA%2520BAB%2520PEMBAHASAN.pdf&rft.identifier=++ZAKIYYA+%2C+NABEELA+ALBAJILI+++(2024)+ANALISIS+RUANG+PORI+TANAH+PADA+PERLAKUAN+SISTEM+OLAH+TANAH+DAN+PEMUPUKAN+NITROGEN+JANGKA+PANJANG+TAHUN+KE-35+DI+POLITEKNIK+NEGERI+LAMPUNG.++FAKULTAS+PERTANIAN%2C+UNIVERSITAS+LAMPUNG.+++++&rft.relation=http%3A%2F%2Fdigilib.unila.ac.id%2F79596%2F