?url_ver=Z39.88-2004&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Adc&rft.title=KAJIAN+PERBANDINGAN+KONSENTRASI+GULA+DAN+ASAM+SITRAT+TERHADAP+SIFAT+KIMIA+DAN+ORGANOLEPTIK+SELAI+KULIT+BUAH+NAGA+MERAH+(Hylocereus+polyrhizus)&rft.creator=DAVITA+NATHANIA+PRASETYA%2C++1414051019&rft.subject=Budidaya+tanaman&rft.description=Penelitian+ini+bertujuan+untuk+mendapatkan+konsentrasi+gula+dan+asam+sitrat+yang+menghasilkan+sifat+kimia+dan+organoleptik+selai+kulit+buah+naga+merah+(Hylocereus+polyrhizus)+terbaik+.+Penelitian+disusun+dalam+Rancangan+Acak+Kelompok+Lengkap+dengan+dua+faktor+dan+tiga+ulangan.+Faktor+pertama+yaitu+penambahan+gula+dengan+5+taraf+konsentrasi+20%25%2C+30%25%2C+40%25%2C+50%25%2C+dan+60%25+%2C+sedangkan+faktor+kedua+yaitu+asam+sitrat+dengan+3+taraf+konsentrasi+0%2C6%25%2C+0%2C9%25%2C+dan+1%2C2%25+.+Kombinasi+untuk+kedua+faktor+yaitu+(0%2C6%25%3A20%25)%2C+(0%2C6%25%3A30%25)%2C+(0%2C6%25%3A40%25)%2C+(0%2C6%25%3A50%25)%2C+(0%2C6%25%3A60%25)%2C+(0%2C9%25%3A20%25)%2C+(0%2C9%25%3A30%25)%2C+(0%2C9%25%3A40%25)%2C+(0%2C9%25%3A50%25)%2C+(0%2C9%25%3A60%25)%2C+(1%2C2%25%3A20%25)%2C+(1%2C2%25%3A30%25)%2C+(1%2C2%25%3A40%25)%2C+(1%2C2%25%3A50%25)%2C+(1%2C2%25%3A60%25).+Data+dianalisis+dengan+analisis+sidik+ragam+serta+uji+ortogonal+polinomial.+Hasil+penelitian+menunjukkan+bahwa+penambahan+gula+berpengaruh+sangat+nyata+terhadap+aroma%2C+daya+oles%2C+kadar+air%2C+total+padatan+terlarut%2C+dan+pH+serta+tidak+berpengaruh+nyata+terhadap+rasa%2C+warna%2C+dan+penerimaan+keseluruhan.+Penambahan+asam+sitrat+berpengaruh+sangat+nyata+terhadap+rasa%2C+penerimaan+keseluruhan%2C+daya+oles%2C+kadar+air%2C+total+padatan+terlarut%2C+dan+pH+serta+tidak+berpengaruh+nyata+terhadap+warna+dan+aroma.+Interaksi+gula+dan+asam+sitrat+menghasilkan+selai+kulit+buah+naga+merah+terbaik+pada+perlakuan+penambahan+gula+50%25+dan+asam+sitrat+0%2C9%25+yang+menghasilkan+skor+rasa+3%2C42+(agak+manis+dan+agak+asam)%2C+skor+aroma+3%2C52+(agak+disukai)%2C+skor+warna+3%2C92+(merah+keunguan)%2C+skor+penerimaan+keseluruhan+3%2C62+(agak+disukai)%2C+kadar+air+23%2C23%25+%3B+total+padatan+terlarut+94%2C33%25+%3B+pH+3%2C23+%3B+dan+daya+oles+9%2C1+cm.%0D%0A%0D%0AKata+kunci%3A+asam+sitrat%2C+gula%2C+kulit+buah+naga+merah%2C+selai.%0D%0A%0D%0A%0D%0AABSTRACT%0D%0A%0D%0A%0D%0AThe+objective+of+this+research+was+to+find+the+optimum+concentration+of+sugar+and+citric+acid+on+the+chemical+and+organoleptic+properties+of+red+dragon+fruit+(Hylocereus+polyrhizus)+peel+jam.+The+research+was+designed+as+two+factorial+experiments%2C+arranged+in+a+Randomized+Complete+Block+Design+with+three+replications.+The+first+factor+was+addition+of+sugar+20%25%2C+30%25%2C+40%25%2C+50%25%2C+and+60%25%2C+and+the+second+factor+was+the+addition+of+citric+acid+0%2C6%25%2C+0%2C9%25%2C+and+1%2C2%25.+The+combination+of+the+factors+consist+of+fifteen+level+(0%2C6%25%3A20%25)%2C+(0%2C6%25%3A30%25)%2C+(0%2C6%25%3A40%25)%2C+(0%2C6%25%3A50%25)%2C+(0%2C6%25%3A60%25)%2C+(0%2C9%25%3A20%25)%2C+(0%2C9%25%3A30%25)%2C+(0%2C9%25%3A40%25)%2C+(0%2C9%25%3A50%25)%2C+(0%2C9%25%3A60%25)%2C+(1%2C2%25%3A20%25)%2C+(1%2C2%25%3A30%25)%2C+(1%2C2%25%3A40%25)%2C+(1%2C2%25%3A50%25)%2C+(1%2C2%25%3A60%25).+The+data+were+analyzed+using+ANOVA+and+orthogonal+polynomial.+The+result+showed+that+the+addition+of+sugar+very+significantly+affected+flavor%2C+spreadness%2C+moisture+content%2C+total+dissolved+solid%2C+pH%2C+and+did+not+significantly+affected+the+taste%2C+color%2C+and+overall+acceptance.+The+addition+of+citric+acid+very+significantly+affected+on+taste%2C+overall+acceptance%2C+spreadness%2C+moisture+content%2C+total+dissolved+solid%2C+pH%2C+and+did+not+significantly+affected+the+color+and+flavor.+The+interaction+of+sugar+and+citric+acid+to+produce+the+best+red+dragon+fruit+peel+jam+was+form+in+the+treatment+with+addition+of+sugar+50%25+and+citric+acid+0%2C9%25+with+a+taste+of+3%2C42++(slightly+sweet+and+slightly+sour)%2C+flavor+of+3%2C52+(slightly+like)%2C+color+of+3%2C92+(reddish+purple)%2C+overall+acceptance+of+3%2C62+(slightly+like)%2C+moisture+content+23%2C23%25%3B+total+dissolved+solid+94%2C33%25%3B+pH+3%2C23%3B+and+spreadness+9%2C1+cm.%0D%0A%0D%0AKeywords%3A+citric+acid%2C+jam%2C+red+dragon+fruit+peel%2C+sugar.+%0D%0A&rft.publisher=UNIVERSITAS+LAMPUNG&rft.date=2018-07-27&rft.type=Skripsi&rft.type=NonPeerReviewed&rft.format=text&rft.identifier=http%3A%2F%2Fdigilib.unila.ac.id%2F32848%2F1%2FABSTRAK.pdf&rft.format=text&rft.identifier=http%3A%2F%2Fdigilib.unila.ac.id%2F32848%2F11%2FSKRIPSI%2520FULL.pdf&rft.format=text&rft.identifier=http%3A%2F%2Fdigilib.unila.ac.id%2F32848%2F12%2FSKRIPSI%2520TANPA%2520BAB%2520PEMBAHASAN.pdf&rft.identifier=++DAVITA+NATHANIA+PRASETYA%2C+1414051019++(2018)+KAJIAN+PERBANDINGAN+KONSENTRASI+GULA+DAN+ASAM+SITRAT+TERHADAP+SIFAT+KIMIA+DAN+ORGANOLEPTIK+SELAI+KULIT+BUAH+NAGA+MERAH+(Hylocereus+polyrhizus).++UNIVERSITAS+LAMPUNG%2C+FAKULTAS+PERTANIAN+.+++++&rft.relation=http%3A%2F%2Fdigilib.unila.ac.id%2F32848%2F