?url_ver=Z39.88-2004&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Adc&rft.title=ANALISA+POLA+PEMBASAHAN+PADA%0D%0ASISTEM+IRIGASI+BAWAH+PERMUKAAN+(SUBSURFACE+IRRIGATION)+MORTAR+ARANG+SEKAM+PADI%0D%0A&rft.creator=Nando+Septiando+Lakova%2C+1114071037&rft.subject=Pertanian+(+Umum+)&rft.subject=Teknologi+(General)&rft.description=Pada+saat+musim+kemarau%2C+ketersediaan+air+untuk+mengairi+tanaman+menjadi+masalah+utama+pada+petani.++Pemilihan+sistem+irigasi+merupakan+salah+satu+langkah+untuk+mengefisienkan+penggunaan+air.++Mortar+sebagai+alat+irigasi+bawah+permukaan+yang+terbuat+dari+arang+sekam+padi+dengan+perbandingan+campuran+antara+semen%3Apasir%3Aarang+sekam+padi+1%3A3%3A4%2C+mampu+merembeskan+air+dan+memiliki+kekuatan+untuk+menahan+tekanan.++Penelitian+ini+bertujuan+untuk+mengetahui+pola+pembasahan+dan+perbedaan+pola+pembasahan+pada+sistem+irigasi+bawah+permukaan+mortar+arang+sekam+padi+dengan+perbandingan+tekstur+tanah+yang+berbeda.++%0D%0A%0D%0APenelitian+ini+terdiri+dari+dua+perlakuan+yaitu+perbandingan+antara+tanah+dan+pasir+yaitu+tanah%3Apasir+1%3A0+(P1)%2C+tanah%3Apasir+1%3A1+(P2)%2C+tanah%3Apasir+0%3A1+(P3)+dan+lama+pemberian+air+irigasi+selama+4+jam+(T1)%2C+6+jam+(T2)%2C+8+jam+(T3).++Perlakuan+P+diuji+tekstur+tanah+dengan+mencocokkan+persentase+kandungan+pasir%2C+debu%2C+dan+liat+dengan+segitiga+tekstur+tanah.++Data+berupa+kadar+air+yang+diambil+dengan+menggunakan+alat+Soil+Moisture+Digital+dengan+interval+waktu+pengambilan+selama+40+menit.++Data+yang+sudah+didapat+kemudian+diolah+menggunakan+software+Surfer+11+untuk+membuat+pola+pembasahan.++%0D%0A%0D%0AHasil+dari+penelitian+ini+adalah+tekstur+tanah+yang+digunakan+yaitu+tanah+lempung%2C+lempung+berpasir%2C+dan+pasir.++Perlakuan+P1+data+perubahan+kadar+air+yaitu+rata-rata+0%2C2%25%2C+P2+data+perubahan+kadar+air+yaitu+rata-rata+0%2C1%25%2C+dan+P3+data+perubahan+kadar+air+yaitu+rata-rata+0%2C0%25.++Pola+pembasahan+pada+tanah+(P1)+yang+bertekstur+lempung+membentuk+seperti+elips+dengan+diameter+dari+titik+pusat+mortar+15+cm.++Pertambahan+kadar+air+masih+bisa+bertambah+pada+jarak+lebih+dar+15+cm+dengan+waktu+lebih+dari+8+jam.++Pola+pembasahan+pada+tanah+berpasir+(P2)+yang+bertekstur+lempung+berpasir+membentuk+seperti+tabung+dengan+diameter+dari+titik+pusat+mortar+14+cm.++Pola+pembasahan+pada+pasir+(P3)++tidak+terlihat+membentuk+pola+atau+sembarang.%0D%0A%0D%0AKata+kunci%3A+irigasi+bawah+permukaan%2C+irigasi+mortar%2C+pola+pembasahan%0D%0A%0D%0A%0D%0A%0D%0AABSTRACT%0D%0A%0D%0AIn+the+dry+season%2C+the+availability+of+water+to+irrigate+crops+becomes+a+major+problem+for+farmers.++Selection+of+irrigation+system+is+one+of+the+steps+to+make+efficient+use+of+water.++Mortar+as+subsurface+irrigation+tool+made+from+rice+husk+with+a+mixture+ratio+of+cement%3A+sand%3A+rice+husk+1%3A+3%3A+4%2C+capable+of+leaking+water+and+have+the+strength+to+withstand+the+pressure.++This+study+aims+to+determine+the+pattern+of+wetting+and+wetting+pattern+differences+on+subsurface+irrigation+system+mortar+rice+husk+ratio+of+different+soil+textures.++%0D%0A%0D%0AThe+study+consisted+of+two+treatment+that+the+comparison+between+the+soil+and+the+sand%2C+soil%3Asand+1%3A0+(P1)%2C+soil%3Asand+1%3A1+(P2)%2C+soil%3Asand+0%3A1+(P3)+and+the+duration+of+irrigation+water+for+4+hours+(T1)%2C+6+hours+(T2)%2C+8+hours+(T3).++Treatment+P+tested+the+soil+texture+to+match+the+percentage+of+sand%2C+silt%2C+and+clay+in+the+soil+texture+triangle.++Data+in+the+form+of+water+content+captured+using+the+tool+Soil+Moisture+Digital+with+a+time+interval+decision+for+40+minutes.++The+data+has+been+obtained+and+processed+using+the+software+Surfer+11+to+make+the+wetting+pattern.++%0D%0A%0D%0AResults+from+this+study+is+the+texture+of+the+soil+used+is+loam%2C+sandy+loam+and+sand.++The+treatment+of+the+data+P1+moisture+changes+which+is+an+average+of+0%2C2%25%2C+the+data+P2+changes+in+water+levels+at+an+average+of+0%2C1%25%2C+and+the+data+P3+moisture+changes+which+is+an+average+of+0%2C0%25.++The+pattern+of+wetting+the+soil+(P1)+which+is+textured+loam+to+form+an+ellipse+with+a+diameter+of+15+cm+mortar+center+point.++Added+water+levels+could+still+grow+at+a+greater+distance+from+15+cm+with+more+than+8+hours.++Wetting+pattern+on+sandy+soil+(P2)+textured+sandy+loam+formed+as+a+tube+with+a+diameter+of+14+cm+mortar+center+point.++Wetting+patterns+on+sand+(P3)+not+seen+any+pattern+or+form.%0D%0A%0D%0AKeywords%3A+subsurface+irrigation%2C+irrigation+mortar%2C+wetting+pattern%0D%0A&rft.publisher=Fakultas+Pertanian&rft.date=2016-12-07&rft.type=Skripsi&rft.type=NonPeerReviewed&rft.format=text&rft.identifier=http%3A%2F%2Fdigilib.unila.ac.id%2F24958%2F1%2FABSTRAK.pdf&rft.format=text&rft.identifier=http%3A%2F%2Fdigilib.unila.ac.id%2F24958%2F2%2FSKRIPSI%2520FULL.pdf&rft.format=text&rft.identifier=http%3A%2F%2Fdigilib.unila.ac.id%2F24958%2F3%2FSKRIPSI%2520TANPA%2520BAB%2520PEMBAHASAN.pdf&rft.identifier=++Nando+Septiando+Lakova%2C+1114071037++(2016)+ANALISA+POLA+PEMBASAHAN+PADA+SISTEM+IRIGASI+BAWAH+PERMUKAAN+(SUBSURFACE+IRRIGATION)+MORTAR+ARANG+SEKAM+PADI.++Fakultas+Pertanian%2C+UNIVERSITAS+LAMPUNG.+++++&rft.relation=http%3A%2F%2Fdigilib.unila.ac.id%2F24958%2F