?url_ver=Z39.88-2004&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Adc&rft.title=PERBANDINGAN+BUDIDAYA+TANAMAN+SELADA+HIJAU+(Lactuca+%0D%0Asativa+L.+var+Grand+rapids)+PADA+HIDROPONIK+SISTEM+DRY%2C+WICK%2C+%0D%0ADAN+FLOATING&rft.creator=Roni+Agung+Laksono%2C+1414071088&rft.subject=630+Pertanian+dan+teknologi+yang+berkaitan&rft.description=Sistem+Dry+Hydroponics+adalah+sistem+hidroponik+dengan+kondisi+media+%0D%0Ahidroponik+dibiarkan+berada+di+atas+laruan+nutrisi+dan+tidak+terbasahi+oleh+larutan+%0D%0Anutrisi%2C+hanya+akar+tanaman+yang+dibiarkan+masuk+kedalam+nutrisi.+Hal+ini+dapat+%0D%0Amemberikan+iklim+mokro+yang+ideal+untuk+pengembangan+daun+yang+kuat.+Untuk+%0D%0Abagian+zona+perakaran+tanaman%2C+jumlah+dan+oksigen+yang+berlimpah+selalu+selalu+%0D%0Atersedia.+Penelitian+ini+bertujuan+untuk+menguji+laju+pertumbuhan+dan+hasil+panen+%0D%0Asistem+Dry+Hydroponics+dengan+membandingkannya+dengan+Wick+System+dan+%0D%0AFloating+System+pada+tanaman+selada+hijau+(Lactuca+sativa+L.).%0D%0AMetode+yang+digunakan+Rancangan+Acak+Lengkap+(RAL)+Faktorial+dengan+dua+%0D%0Afaktor.+Faktor+pertama+adalah+sistem+hidroponik+yang+terdiri+dari+tiga+taraf%2C+yaitu+%0D%0Asistem+Dry+Hydroponics%2C+Wick+system+dan+Floating+system.+Faktor+kedua+adalah+%0D%0Apenggunaan+aerator+yang+terdiri+dari+dua+taraf%2C+yaitu+menggunakan+aerator+dan+%0D%0Atidak+menggunakan+aerator.+Penelitian+ini+dilaksanakan+pada+bulan+maret+2018+%E2%80%93%0D%0ASeptember+2018+di+greenhouse+Jurusan+Teknik+Pertanian+Fakultas+Pertanian+%0D%0A5%0D%0AUniversitas+Lampung.+Parameter+yang+diamati+dalam+penelitian+ini+meliputi+suhu+%0D%0Adan+kelembaban+lingkungan%2C+suhu+nutrisi%2C+derajat+keasaman%2C+konduktivitas+listrik%2C+%0D%0Aoksigen+terlarut%2C+evapotranspirasi+nutrisi%2C+tinggi+tanaman%2C+jumlah+daun%2C+lebar+daun%2C+%0D%0Atebal+daun%2C+diameter+batang%2C+luas+kanopi%2C+berat+basah%2C+berat+kering%2C+panjang+akar%2C+%0D%0Akadar+air%2C+kadar+abu%2C+produktivitas+air%2C+kualitas+sayuran%2C+dan+perbandingan+harga+%0D%0Ajual+dan+pupuk.+Suhu+dan+kelembaban+lingkungan+diukur+menggunakan+sistem+%0D%0Akontrol+otomatis%2C+suhu+nutrisi%2C+derajat+keasaman%2C+konduktivitas+listrik%2C+oksigen+%0D%0Aterlarut+diukur+menggunakan+termokopel%2C+PH+meter%2C+TDS+meter%2C+dan+DO+meter.+%0D%0AEvapotranspirasi+nutrisi%2C+tinggi+tanaman%2C+lebar+daun%2C+dan+panjang+akar+diukur+%0D%0Amenggunakan+mistar%2C+jumlah+daun+dengan+cara+dihitung%2C+perbandingan+harga+jual+%0D%0Adan+pupuk+dengan+studi+lapangan%2C+dan+sisanya+diukur+dengan+metode+gravimetri.%0D%0AHasil+penelitian+ini+menunjukkan+bahwa+interaksi+antara+sistem+hidroponik+%0D%0Adengan+penggunaan+aerator+tidak+berbeda+nyata+pada+semua+parameter+yang+%0D%0Adiamati.+Faktor+tunggal+sistem+hidroponik+juga+tidak+berbeda+nyata+pada+semua+%0D%0Aparameter+yang+diamati%2C+namun+faktor+tunggal+penggunaan+aerator+signifikan+%0D%0A(5%25)+pada+parameter+kandungan+oksigen+terlarut+(DO)%2C+berat+basah+akar%2C+kadar+air+%0D%0Aakar%2C+kadar+abu+akar%2C+panjang+akar%2C+dan+kandungan+Fosfor.+Hasil+panen+rata-rata+%0D%0Adari+setiap+sistem+hidroponik+yaitu+sistem+Dry+sebesar+130%2C775+gram%2C+sistem+Wick+%0D%0Asebesar+127%2C41+gram%2C+dan+sistem+Floating+sebesar+121%2C095+gram.%0D%0AKata+kunci+%3A+Aerator%2C+Floating+system%2C+Selada+hijau%2C+Sistem+Dry+Hydroponics%2C+%0D%0AWick+system%0D%0ADry+Hydroponics+system+is+a+hydroponic+system+where+growth+media+are+left+dry+%0D%0Aabove+the+level+of+nutrients+and+are+not+wetted+by+nutrient+solutions.+Only+plant+%0D%0Aroots+are+allowed+to+immerse+into+nutrient+solution.+This+can+provide+an+ideal+%0D%0Amicro+climate+for+the+development+of+strong+leaves.+For+parts+of+the+plant+root+%0D%0Azone%2C+abundant+amounts+of+oxygen+are+always+available.+This+study+aims+to+%0D%0Aexamine+the+growth+rate+and+yield+of+green+lettuce+grown+in+the+Dry+Hydroponics+%0D%0Asystem+as+compared+to+a+Wick+and+a+Floating+Systems.%0D%0AThe+method+used+is+Completely+Randomized+Design+(CRD)+in+factorial+%0D%0Aarrangement+with+two+factors.+The+first+factor+is+the+hydroponic+system+which+%0D%0Aconsists+of+three+levels%2C+namely+the+Dry+Hydroponics+system%2C+the+Wick+system+%0D%0Aand+the+Floating+system.+The+second+factor+is+the+use+of+aerator+consisting+of+two+%0D%0Alevels%2C+namely+using+an+aerator+and+without+an+aerator.+This+research+was+%0D%0Aconducted+in+March+2018+-+September+2018+in+the+greenhouse+of+the+Agricultural+%0D%0A3%0D%0AEngineering+Department+of+the+Faculty+of+Agriculture%2C+University+of+Lampung.+%0D%0AThe+parameters+observed+in+this+study+included+temperature+and+humidity+of+the+%0D%0Aenvironment%2C+nutrient+temperature%2C+acidity%2C+electrical+conductivity%2C+dissolved+%0D%0Aoxygen%2C+nutrient+evapotranspiration%2C+plant+height%2C+leaf+number%2C+leaf+width%2C+leaf+%0D%0Athickness%2C+stem+diameter%2C+canopy+area%2C+wet+weight%2C+dry+weight+%2C+root+length%2C+water+%0D%0Acontent%2C+ash+content%2C+water+productivity%2C+vegetable+quality%2C+and+comparison+of+%0D%0Aselling+and+fertilizer+prices.+The+temperature+and+humidity+of+the+environment+%0D%0Awere+measured+by+using+an+automatic+control+system%2C+nutrient+temperature%2C+%0D%0Aacidity%2C+electrical+conductivity%2C+dissolved+oxygen+measured+using+thermocouples%2C+%0D%0APH+meters%2C+TDS+meters%2C+and+DO+meters.+Nutrient+evapotranspiration%2C+plant+%0D%0Aheight%2C+leaf+width%2C+and+root+length+were+measured+using+a+slide+rule%2C+number+of+%0D%0Aleaves+calculated%2C+comparison+of+selling+prices+and+fertilizer+with+field+studies%2C+%0D%0Aand+the+remainder+measured+by+the+gravimetric+method.%0D%0AThe+results+of+this+study+indicated+that+the+interaction+between+hydroponic+%0D%0Asystems+and+the+use+of+aerators+was+not+significantly+different+for+all+observed+%0D%0Aparameters.+The+single+factor+of+the+hydroponics+system+was+also+not+significantly+%0D%0Adifferent+for+all+parameters+observed%2C+but+the+single+factor+of+the+use+of+aerators%0D%0Awas+significant+(5%25)+in+the+parameters+of+dissolved+oxygen+(DO)%2C+root+wet+%0D%0Aweight%2C+root+water+content%2C+root+ash+content%2C+root+length%2C+and+content+Phosphor.+%0D%0AThe+average+yield+of+each+hydroponic+system%2C+the+Dry+system+is+130.775+grams%2C+%0D%0Athe+Wick+system+is+127.41+grams%2C+and+the+Floating+system+is+121.095+grams.%0D%0AKeywords+%3A+Dry+Hydroponics+system%2C+Wick+system%2C+Floating+system%2C+Green+%0D%0Alettuce.%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%2F57034%2F1%2FABSTRAK.pdf&rft.format=text&rft.identifier=http%3A%2F%2Fdigilib.unila.ac.id%2F57034%2F2%2FSKRIPSI%2520FULL.pdf&rft.format=text&rft.identifier=http%3A%2F%2Fdigilib.unila.ac.id%2F57034%2F3%2FSKRIPSI%2520TANPA%2520BAB%2520PEMBAHASAN.pdf&rft.identifier=++Roni+Agung+Laksono%2C+1414071088++(2019)+PERBANDINGAN+BUDIDAYA+TANAMAN+SELADA+HIJAU+(Lactuca+sativa+L.+var+Grand+rapids)+PADA+HIDROPONIK+SISTEM+DRY%2C+WICK%2C+DAN+FLOATING.++FAKULTAS+PERTANIAN%2C+UNIVERSITAS+LAMPUNG.+++++&rft.relation=http%3A%2F%2Fdigilib.unila.ac.id%2F57034%2F