?url_ver=Z39.88-2004&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Adc&rft.title=UJI+KINERJA+PEMOTONG+BIBIT+SINGKONG+&rft.creator=Adnan+Bahrul+Ulum%2C+1214071004&rft.subject=630+Pertanian+dan+teknologi+yang+berkaitan&rft.description=Singkong+merupakan+makanan+pokok+ketiga+setelah+padi+dan+jagung+bagi+%0D%0Amasyarakat+di+Indonesia.+Tanaman+singkong+dapat+tumbuh+sepanjang+tahun+di+%0D%0AIndonesia+dan+memiliki+daya+adaptasi+yang+tinggi+terhadap+kondisi+berbagai%0D%0Atanah.+Provinsi+Lampung+memiliki+luas+lahan+singkong+mencapai+342.100+ha+%0D%0A(BPS+Lampung+2017)%2C+artinya+jika+dalam+1+hektar+lahan+dengan+ukuran+jarak%0D%0Atanam+1m+x+1m+akan+membutuhkan+10.000+batang+singkong+yang+akan+di+tanam%2C+%0D%0Amaka+akan+dibutuhkan+kurang+lebih+3.421.000.000+bibit+batang+singkong+siap+%0D%0Atanam.+Jumlah+tersebut+terbilang+sangat+banyak%2C+mengingat+saat+ini+pembuatan%0D%0Abibit+batang+singkong+masih+banyak+dilakukan+dengan+cara+manual+sehingga+%0D%0Amembutuhkan+tenaga+dan+waktu+yang+cukup+banyak.+Dalam+proses+pembuatan+%0D%0Abibit+batang+singkong+maka+diperlukan+alat+pemotongan+batang+singkong+yang+%0D%0Alebih+efektif+dan+efisien%2C+karena+dengan+pemotongan+batang+singkong+yang+lebih+%0D%0Aefektif+ini+maka+akan+dihasilkan+bibit+batang+singkong+yang+lebih+seragam+dengan+%0D%0Ajumlah+yang+banyak+dalam+waktu+yang+cepat.%0D%0ATujuan+penelitian+ini+adalah+mengetahui+unjuk+kinerja+alat+petokong+dan+%0D%0Amembandingkanya+dengan+pemotongan+manual+menggunakan+golok+dan+gergaji%0D%0Aserta+mengetahui+hasil+pemotongan+batang+singkong.+Waktu+penelitian+ini+%0D%0Adilakukan+pada+bulan+Mei+2019%2C+di+Laboratorium+Lapang+Pertanian%2C+Fakultas+%0D%0APertanian%2C+Universitas+Lampung%2C+Bandar+Lampung.%0D%0AMetode+dalam+penelitian+ini+yaitu+dengan+melakukan+pemotongan+batang+%0D%0Asingkong+jenis+kasesa+dengan+menggunakan+3+alat+pemotongan%2C+yaitu+%0D%0Amenggunakan+golok%2C+menggunakan+gergaji+dan+menggunakan+petokong.+%0D%0AKapasitas+kerja+alat+dihitung+berdasarkan+hasil+potongan+bibit+persatuan+waktu+%0D%0A(batang%2Fmenit)%2C+persentase+keseragaman+ukuran+bibit+(%25)%2C+persentase+kerusakan+%0D%0Abibit+hasil+potongan+(%25)%2C+dan+uji+tumbuh+dengan+membandingkan+penyebaran+%0D%0Aakar.%0D%0AHasil+menunjukan+bahwa+kapasitas+kerja+alat+pemotong+batang+singkong+yang+%0D%0Apaling+tinggi+adalah+alat+petokong+yang+dapat+menghasilkan+9720+bibit%2Fjam+%0D%0Asedangkan+pemotongan+menggunakan+golok+menghasilkan+3600+bibit%2Fjam+dan+%0D%0Apemotongan+menggunakan+gergaji+menghasilkan+1800+bibit%2Fjam.+Hasil+presentase+%0D%0Akeseragaman+bibit+pemotongan+batang+singkong+memiliki+tingkat+keseragaman+%0D%0A99%25+untuk+pemotongan+menggunakan+petokong%2C+95%25+untuk+pemotongan+%0D%0Amenggunakan+gergaji%2C+dan+40%25+untuk+pemotongan+menggunakan+golok.%0D%0APersentase+kerusakan+bibit+hasil+pemotongan+paling+rendah+adalah+menggunakan+%0D%0Apetokong+yaitu+2%25%2C+kerusakan+bibit+pemotongan+menggunakan+gergaji+yaitu+10%25%2C+%0D%0Adan+menggunakan+golok+adalah+20%25.+Hasil+uji+tumbuh+bibit+sampai+dengan+%0D%0Aperakaran+menjelaskan+bahwa+pemotongan+menggunakan+petokong+memiliki+%0D%0Apertumbuhan+dan+penyebaran+akar+yang+sempurna%2C+sedangkan+pemotongan+%0D%0Amenggunakan+gergaji+belum+terlalu+merata+dan+pemotongan+menggunakan+golok%0D%0Apertumbuhan+akar+hanya+terjadi+di+beberapa+sisi+saja+dari+batang+singkong.%0D%0AKata+Kunci+%3A+batang+singkong%2C+alat+pemotong%2C+kapasitas%0D%0ACassava+is+the+third+staple+food+after+rice+and+corn+for+people+in+Indonesia.+%0D%0ACassava+plants+can+grow+throughout+the+year+in+Indonesia+and+have+a+high+%0D%0Aadaptability+to+various+soil+conditions.+Lampung+Province+has+an+area+of+342%2C100+%0D%0Aha+of+cassava+(BPS+Lampung+2017)%2C+meaning+that+if+a+hectare+of+land+with+a+%0D%0Aspacing+of+1m+x+1m+will+require+10%2C000+cassava+stems+to+be+planted%2C+then+%0D%0Aapproximately+3%2C421%2C000%2C000+cassava+stems+are+ready+planting.+The+amount+is+%0D%0Aquite+a+lot%2C+considering+that+the+current+manufacture+of+cassava+stem+seeds+is+still+%0D%0Amostly+done+manually+so+it+requires+considerable+effort+and+time.+In+the+process+of+%0D%0Amaking+cassava+seedlings%2C+it+is+necessary+to+cut+cassava+stem+tools+more+%0D%0Aeffectively+and+efficiently%2C+because+by+cutting+these+cassava+stems+more+%0D%0Aeffectively%2C+more+uniform+cassava+seedlings+will+be+produced+with+large+amounts+%0D%0Ain+a+fast+time.%0D%0AThe+purpose+of+this+study+is+to+find+out+the+performance+of+supporting+tools+and+%0D%0Acompare+it+with+manual+cutting+using+machetes+and+saws+and+to+know+the+results+%0D%0Aof+cutting+cassava+stems.+Time+and+Place+of+the+Research+is+May+2019%2C+in+the+%0D%0AAgricultural+Field+Laboratory%2C+Faculty+of+Agriculture%2C+Lampung+University%2C+%0D%0ABandar+Lampung.+%0D%0AThe+method+in+this+research+is+to+cut+cassava+cassava+stems+using+3+cutting+tools%2C+%0D%0Anamely+using+a+machete%2C+using+a+saw+and+using+a+support.+The+working+capacity+%0D%0Aof+the+tool+is+calculated+based+on+the+results+of+the+seed+pieces+unity+of+time+%0D%0A(stems%2Fmin)%2C+the+percentage+of+seed+size+uniformity+(%25)%2C+the+percentage+of+damage+%0D%0Ato+seed+cut+results+(%25)%2C+and+growth+test+by+comparing+the+spread+of+roots%0D%0AThe+results+show+that+the+highest+working+capacity+of+cassava+stem+cutting+tools+is+%0D%0Asupporting+tools+which+can+produce+9720+Seeds%2FHour+while+cutting+using+a+%0D%0Amachete+produces+3600+Seeds+%2FHour+and+cutting+using+a+saw+produces+1800+%0D%0ASeeds%2FHour.+The+results+of+the+uniformity+of+cassava+stem+cutting+seedlings+have+a+%0D%0Auniformity+level+of+99%25+for+cutting+using+clusters%2C+95%25+for+cutting+using+saws%2C+%0D%0Aand+40%25+for+cutting+using+machetes.+The+lowest+percentage+of+seedling+damage+%0D%0Aresults+from+cutting+is+using+a+supporter+of+2%25%2C+damage+to+the+seedling+using+a+%0D%0Asaw+that+is+10%25%2C+and+using+a+machete+is+20%25.+The+results+of+the+seedling+growth+%0D%0Atest+up+to+rooting+explained+that+cutting+using+the+buttress+has+perfect+root+growth+%0D%0Aand+spread%2C+while+cutting+using+a+saw+is+not+too+evenly+distributed+and+cutting+%0D%0Ausing+a+machete+root+growth+only+occurs+on+a+few+sides+of+the+cassava+stem.%0D%0AKeywords%3A+cassava+stems%2C+cutting+tools%2C+capacity%0D%0A&rft.publisher=FAKULTAS+PERTANIAN&rft.date=2019&rft.type=Skripsi&rft.type=NonPeerReviewed&rft.format=text&rft.identifier=http%3A%2F%2Fdigilib.unila.ac.id%2F56755%2F1%2FABSTRAK.pdf&rft.format=text&rft.identifier=http%3A%2F%2Fdigilib.unila.ac.id%2F56755%2F2%2FSKRIPSI%2520FULL.pdf&rft.format=text&rft.identifier=http%3A%2F%2Fdigilib.unila.ac.id%2F56755%2F3%2FSKRIPSI%2520TANPA%2520BAB%2520PEMBAHASAN.pdf&rft.identifier=++Adnan+Bahrul+Ulum%2C+1214071004++(2019)+UJI+KINERJA+PEMOTONG+BIBIT+SINGKONG.++FAKULTAS+PERTANIAN%2C+UNIVERSITAS+LAMPUNG.+++++&rft.relation=http%3A%2F%2Fdigilib.unila.ac.id%2F56755%2F