?url_ver=Z39.88-2004&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Adc&rft.title=ANALISIS+LAJU+EROSI+LAHAN+TANPA+VEGETASI%0D%0AMENGGUNAKAN+METODE+PETAK+KECIL%0D%0APADA+LAHAN+PEMBIBITAN+DI+KEBUN+KOLEKTIF+TP+PKK%0D%0A%0D%0AKOTA+BANDAR+LAMPUNG&rft.creator=WIJOYO+MENSEN%2C+SUDEWA&rft.subject=600+Teknologi+(ilmu+terapan)&rft.subject=620+Ilmu+teknik+dan+ilmu+yang+berkaitan&rft.subject=690+Pembangunan+gedung&rft.description=Pengelolaan+lahan+yang+tidak+tepat+kemungkinan+besar+akan+menyebabkan%0D%0Akerusakan+yang+lebih+serius+terhadap+lahan+dan+lingkungan%2C+seperti+longsor%2C+erosi%2C%0D%0Asedimentasi%2C+dan+banjir+selama+musim+hujan+dan+kekeringan+selama+musim%0D%0Akemarau.+Erosi+tanah+ini+hasil+proses+alami+yang+terjadi+karena+angin+kencang%2C%0D%0Ahujan+deras%2C+dan+air+mengalir.+Tujuan+penelitian+adalah+menganalisis+hubungan%0D%0Aantara+volume+limpasan%2C+erosi%2C+dan+laju+erosi+terhadap+variasi+intensitas+hujan+pada%0D%0Alahan+tanpa+vegetasi+serta+mengetahui+besar+laju+erosi+di+waktu+mendatang.+Metode%0D%0Ayang+digunakan+merupakan+metode+petak+kecil+dengan+model+petak+yang%0D%0Adigunakan+dengan+ukuran+panjang+4+meter+dan+lebar+2+meter.+Dalam+analisis%0D%0Ahidrologi+menggunakan+metode+aritmatika+dan+metode+mononobe.%0D%0A%0D%0ADengan+variasi+intensitas+hujan+0%2C75+l%2Fmenit%2C+1%2C00+l%2Fmenit%2C+1%2C25+l%2Fmenit%2C+1%2C50%0D%0Al%2Fmenit%2C+dan+1%2C75+l%2Fmenit+didapatkan+nilai+volume+limpasan+terkecil+6%2C44+l+dan%0D%0Aterbesar+10%2C43+l.+Hal+ini+menunjukkan+lebih+banyak+air+melimpas+sehingga+energi%0D%0Akinetik+air+permukaan+meningkat+menyebabkan+tanah+permukaan+tergerus.%0D%0AKemudian+nilai+erosi+mengalami+peningkatan+seiring+kenaikan+intensitas+hujan+dan%0D%0Amenghasilkan+trendline+hubungan+antara+intensitas+hujan+dan+erosi+yaitu+y+%3D%0D%0A0%2C3827x2+%2B+0%2C0531x+-+0%2C1828+dimana+x+adalah+variabel+intensitas+hujan+dan+y+adalah%0D%0A%0D%0Ahasil+erosi.+Berdasarkan+hasil+perhitungan+laju+erosi+dengan+nilai+intensitas+hujan%0D%0Akala+ulang+2%2C+5%2C+10%2C+25%2C+50%2C+dan+100+tahun+didapatkan+nilai+laju+erosi+terbesar+pada%0D%0Akala+ulang+100+tahun+sebesar+15%2C6186+ton%2Fha%2Ftahun.+Peningkatan+laju+erosi%0D%0Amenunjukkan+tren+linier+yang+kemudian+menjadi+parabola%2C+menandakan+hubungan%0D%0Ayang+semakin+kompleks.%0D%0A%0D%0AKesimpulannya+adalah+semakin+besarnya+intensitas+hujan+maka+volume+limpasan%0D%0Ajuga+akan+semakin+besar+dan+erosi+juga+dipengaruhi+oleh+volume+air+limpasan.%0D%0AIntensitas+hujan+sangat+mempengaruhi+hasil+erosi+pada+lahan+tanpa+vegetasi+yang%0D%0Amemiliki+hubungan+berbanding+kuadratik.+Dengan+hasil+perkiraan+laju+erosi+kala%0D%0Aulang+dapat+diketahui+bahwasannya+laju+erosi+yang+terjadi+pada+lokasi+penelitian%0D%0Amasih+dalam+klasifikasi+sangat+ringan-ringan+menurut+tingkat+bahaya+erosi.%0D%0APeningkatan+laju+erosi+terhadap+intensitas+hujan+secara+logaritmik.%0D%0A%0D%0AKata+Kunci%3A+Curah+Hujan%2C+Volume+Air+Limpasan%2C+Analisis+Hidrologi%2C+Kala+Ulang%2C%0D%0ATingkat+Bahaya+Erosi%0D%0A%0D%0AImproper+land+management+is+highly+likely+to+cause+more+serious+damage+to+land%0D%0Aand+the+environment%2C+such+as+landslides%2C+erosion%2C+sedimentation%2C+and+flooding%0D%0Aduring+the+rainy+season+and+drought+during+the+dry+season.+Soil+erosion+results+from%0D%0Anatural+processes+caused+by+strong+winds%2C+heavy+rain%2C+and+flowing+water.+The%0D%0Aobjective+of+this+research+is+to+analyze+the+relationship+between+runoff+volume%2C%0D%0Aerosion%2C+and+erosion+rate+concerning+variations+in+rainfall+intensity+on+land+without%0D%0Avegetation+and+to+determine+the+future+erosion+rate.+The+method+used+is+the+small%0D%0Aplot+method+with+a+plot+model+measuring+4+meters+in+length+and+2+meters+in+width.%0D%0AIn+hydrological+analysis%2C+arithmetic+and+Mononobe+methods+are+used.%0D%0A%0D%0AWith+variations+in+rainfall+intensity+of+0.75+l%2Fmin%2C+1.00+l%2Fmin%2C+1.25+l%2Fmin%2C+1.50%0D%0Al%2Fmin%2C+and+1.75+l%2Fmin%2C+the+smallest+runoff+volume+obtained+was+6.44+l%2C+and+the%0D%0Alargest+was+10.43+l.+This+indicates+that+more+water+runs+off%2C+increasing+the+kinetic%0D%0Aenergy+of+surface+water%2C+causing+surface+soil+to+be+eroded.+Subsequently%2C+the+erosion%0D%0Avalue+increased+with+the+rise+in+rainfall+intensity%2C+producing+a+trendline+relationship%0D%0Abetween+rainfall+intensity+and+erosion%3A+y+%3D+0.3827x2+%2B+0.0531x+-+0.1828%2C+where+x+is%0D%0Athe+variable+of+rainfall+intensity+and+y+is+the+erosion+result.+Based+on+the+calculation%0D%0Aof+erosion+rates+with+return+periods+of+2%2C+5%2C+10%2C+25%2C+50%2C+and+100+years%2C+the+highest%0D%0A%0D%0Aerosion+rate+was+obtained+at+a+100-year+return+period+of+15.6186+tons%2Fha%2Fyear.+The%0D%0Aincrease+in+erosion+rates+shows+a+linear+trend+that+then+becomes+parabolic%2C%0D%0Aindicating+an+increasingly+complex+relationship.%0D%0A%0D%0AThe+conclusion+is+that+the+greater+the+rainfall+intensity%2C+the+larger+the+runoff+volume%2C%0D%0Aand+erosion+is+also+influenced+by+the+runoff+volume.+Rainfall+intensity+significantly%0D%0Aaffects+erosion+results+on+land+without+vegetation%2C+having+a+quadratic+relationship.%0D%0AWith+the+estimated+erosion+rate+for+return+periods%2C+it+can+be+known+that+the+erosion%0D%0Arate+occurring+at+the+research+location+is+still+within+the+classification+of+very+light%0D%0Ato+light+erosion+hazard+levels.+Logarithmic+increase+in+erosion+rates+concerning%0D%0Arainfall+intensity.%0D%0A%0D%0AKeywords%3A+Rainfall%2C+Runoff+Volume%2C+Hydrological+Analysis%2C+Return+Period%2C%0D%0AErosion+Hazard+Level.&rft.publisher=FAKULTAS+TEKNIK&rft.date=2024-07-22&rft.type=Skripsi&rft.type=NonPeerReviewed&rft.format=text&rft.identifier=http%3A%2F%2Fdigilib.unila.ac.id%2F83599%2F1%2FABSTRAK_WIJOYO%2520MENSEN%2520SUDEWA%2520-%2520SUDEWA.pdf&rft.format=text&rft.identifier=http%3A%2F%2Fdigilib.unila.ac.id%2F83599%2F2%2FSKRIPSI_TANPA%2520LAMPIRAN_WIJOYO%2520MENSEN%2520SUDEWA%2520-%2520SUDEWA.pdf&rft.format=text&rft.identifier=http%3A%2F%2Fdigilib.unila.ac.id%2F83599%2F3%2FSKRIPSI_TANPA%2520PEMBAHASAN%2520%2526%2520TANPA%2520LAMPIRAN_WIJOYO%2520MENSEN%2520SUDEWA%2520-%2520SUDEWA%2520%25281%2529.pdf&rft.identifier=++WIJOYO+MENSEN%2C+SUDEWA++(2024)+ANALISIS+LAJU+EROSI+LAHAN+TANPA+VEGETASI+MENGGUNAKAN+METODE+PETAK+KECIL+PADA+LAHAN+PEMBIBITAN+DI+KEBUN+KOLEKTIF+TP+PKK+KOTA+BANDAR+LAMPUNG.++FAKULTAS+TEKNIK%2C+UNIVERSITAS+LAMPUNG.+++++&rft.relation=http%3A%2F%2Fdigilib.unila.ac.id%2F83599%2F