?url_ver=Z39.88-2004&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Adc&rft.title=STUDI+KETERJADIAN+INTERNAL+BROWNING+PADA+NANAS+EKSPOR%0D%0AMELALUI+PENGELOLAAN+FAKTOR+PRA-+DAN+PASCA-+PANEN&rft.creator=David+%2C+Chandra%09&rft.subject=630+Pertanian+dan+teknologi+yang+berkaitan&rft.description=Salah+satu+permasalahan+dalam+penyimpanan+dan+pengiriman+buah+nanas+pada+suhu%0D%0Adingin+adalah+penurunan+mutu+akibat+kerusakan+fisiologis+IB+(internal+browning).%0D%0APenelitian+ini+bertujuan+untuk+mendapatkan+data+empiris+respon+nanas+ekspor%0D%0Aterhadap+IB%2C+pengelolaan+buah+nanas+terhadap+IB%2C+serta+mendapatkan+metode%0D%0Apengukuran+keparahan+IB+yang+obyektif+dan+lebih+akurat.+Penelitian+dilakukan+di%0D%0APT+Great+Giant+Foods+pada+bulan+Juni+2022+%E2%80%93+Desember+2023.+Penelitian+pertama%0D%0Auntuk+mengetahui+respon+nanas+klon+GP3+dan+MD2+yang+disimpan+selama+37+hari%0D%0Apada+suhu+7+oC+setelah+aplikasi+pascapanen+pemangkasan+mahkota+dan+pelapisan%0D%0Abuah+dengan+ABA+(asam+absisat)+50+mg%2FL+dan+kitosan+1%25+terhadap+IB.+Penelitian%0D%0Ake-dua+untuk+mengetahui+respon+nanas+klon+GP3+dan+MD2+setelah+disimpan+selama%0D%0A28+hari+pada+suhu+7+oC+dilanjutkan+2+hari+pada+suhu+16+oC+setelah+aplikasi%0D%0Apascapanen+pemangkasan+mahkota+dan+pelapisan+buah+dengan+ABA+50+mg%2FL+dan%0D%0Akitosan+1%25+terhadap+IB.+Penelitian+ke-tiga+untuk+mengetahui+efektifitas+penundaan%0D%0Aaplikasi+pascapanen+penyemprotan+mahkota+buah+nanas+dengan+ABA+50+mg%2FL%2C%0D%0AAsA+(asam+askorbat)+200+mg%2FL%2C+asam+jasmonat+1+mM%2C+dan+CaCl2+2%25+selama+16%0D%0Ahari+terhadap+IB+pada+buah+nanas+GP3%2C+MD2%2C+HC%2C+dan+GP4+yang+disimpan+selama%0D%0A46+hari+pada+suhu+7+oC.+Penelitian+ke-empat+untuk+mengetahui+pengaruh+aplikasi%0D%0Aprapanen+penyemprotan+nanas+GP3+dengan+ABA+5+dan+10+mg%2FL%2C+CaCl2+1%25+dan%0D%0AK2SO4+5%25+pada+waktu+11+dan+18+hari+sebelum+panen+terhadap+IB+pada+buah+yang%0D%0Adisimpan+selama+42+hari+pada+suhu+7+oC.+Penelitian+ke-lima+untuk+mendapatkan%0D%0Akebaruan+cara+pengukuran+keparahan+IB+melalui+image+analysis+method.+Hasilnya%0D%0Ananas+klon+MD2+(hibrida)+lebih+tahan+tehadap+IB+dibandingkan+nanas+klon+GP3%2C%0D%0AGP4%2C+dan+HC+(tipe+Smooth+Cayenne).+Nanas+klon+GP3+memiliki+ketahanan%0D%0Aterendah+diantara+tipe+Smooth+Cayenne+lainnya+terhadap+IB.+Katahanan+nanas%0D%0Aterhadap+IB+berkorelasi+positif+terhadap+kandungan+AsA.+Perkembangan+IB%0D%0Akonsisten+dengan+peningkatan+kandungan+fenol+buah+nanas.+Peningkatan%0D%0Akandungan+fenol+berkorelasi+positif+dengan+GA3+dan+negatif+dengan+ABA+endogen.%0D%0APemangkasan+mahkota+dapat+meningkatkan+keparahan+IB+buah+nanas%2C+tetapi+tidak%0D%0Apada+klon+MD2+yang+memiliki+kandungan+AsA+yang+cukup+tinggi.+Kerusakan%0D%0Afisiologis+IB+nanas+dapat+ditekan+dengan+aplikasi+ABA+10+mg%2FL%2C+CaCl2+1%25%2C+atau%0D%0AK2SO4+5%25+11+hari+sebelum+panen+dan+aplikasi+pascapanen+pelapisan+buah+dengan%0D%0AABA+50+mg%2FL.+Perubahan+suhu+simpan+selama+2+hari+meningkatkan+keterjadian+IB%0D%0Ahingga+33%25+dengan+keparahan+IB+kategori+sedang+dan+keterjadian+IB+dapat+ditekan%0D%0A%0D%0Ahingga+50%25+dengan+kategori+gejala+ringan+melalui+aplikasi+pascapanen+pelapisan%0D%0Adengan+ABA+50+mg%2FL.+Selain+itu%2C+menghasilkan+cara+baru+pengukuran+keparahan%0D%0AIB+buah+nanas+dengan+image+analysis+method+dalam+menggantikan+metode%0D%0Akonvensional+untuk+mendapatkan+data+yang+lebih+konsisten+dan+valid.%0D%0AKata+kunci%3A+Asam+absisat%2C+asam+askorbat%2C+fenol%2C+gangguan+fisiologis%2C+pemangkasan%0D%0Amahkota%2C+respon+nanas.%0D%0A%0D%0AOne+of+the+problems+in+storing+and+shipping+pineapple+fruit+at+cold+temperatures+is%0D%0Aa+decrease+in+quality+due+to+physiological+damage+to+IB+(internal+browning).+This%0D%0Aresearch+aimed+to+obtain+empirical+data+on+the+response+of+exported+pineapples+to%0D%0AIB%2C+management+of+pineapple+to+IB%2C+and+to+obtain+an+objective+and+more+accurate%0D%0Amethod+for+measuring+the+severity+of+IB.+The+research+was+conducted+at+PT+Great%0D%0AGiant+Foods+in+June+2022+%E2%80%93+December+2023.+The+first+research+was+to+determine%0D%0Athe+response+of+pineapple+clones+GP3+and+MD2+which+were+stored+for+37+days+at+7%0D%0AoC+after+postharvest+applications+of+decrowning+and+coatings+of+50+mg%2FL+ABA%0D%0A(abscisic+acid)+and+1%25+chitosan+to+IB.+The+second+research+was+to+determine+the%0D%0Aresponse+of+GP3+and+MD2+pineapple+clones+after+was+stored+for+28+days+at+7+oC%0D%0Afollowed+by+2+days+at+16+oC+after+postharvest+applications+of+decrowning+and%0D%0Acoatings+of+50+mg%2FL+ABA+and+1%25+chitosan+to+IB.+The+third+research+was+to%0D%0Adetermine+the+effectiveness+of+delaying+postharvest+application+of+pineapple+crown%0D%0Aspraying+with+ABA+50+mg%2FL%2C+AsA+(ascorbic+acid)+200+mg%2FL%2C+jasmonic+acid+1+mM%2C%0D%0Aand+CaCl2+2%25+for+16+days+against+IB+in+GP3%2C+MD2%2C+HC%2C+and+GP4+pineapple+clones%0D%0Awere+stored+for+46+days+at+7+oC.+The+fourth+research+was+to+determine+the+effect+of%0D%0Apre-harvest+application+of+GP3+pineapple+sprayings+of+5+and+10+mg%2FL+ABA%2C+1%25%0D%0ACaCl2+and+5%25+K2SO4+at+11+and+18+days+before+harvest+on+IB+in+fruit+stored+for+42%0D%0Adays+at+7+oC.+The+fifth+research+was+to+obtaine+a+novel+of+method+for+measuring+the%0D%0Aseverity+of+IB+through+image+processing+analysis.+The+results+showed+that+the+MD2%0D%0Apineapple+clone+(hybrid)+was+more+resistant+to+IB+than+GP3%2C+GP4%2C+and+HC+(Smooth%0D%0ACayenne+type)+pineapple+clones.+The+GP3+clone+pineapple+had+the+lowest%0D%0Aresistance+among+other+Smooth+Cayenne+types+to+IB.+Pineapple+resistance+to+IB%0D%0Awas+positively+correlated+with+AsA+content.+The+development+of+IB+was+consistent%0D%0Awith+the+increase+in+total+phenol+content+(TPC)+of+pineapple.+The+increase+in+TPC%0D%0Awas+positively+correlated+with+GA3+and+negatively+with+endogenous+ABA.+Crown%0D%0Apruning+increased+the+severity+of+IB+in+pineapple+fruit%2C+but+not+in+the+MD2+clone%0D%0Awhich+has+a+fairly+high+AsA+content.+physiological+damage+to+pineapple+IB+could%0D%0Abe+suppressed+by+preharvest+applications+of+ABA+10+mg%2FL%2C+CaCl2+1%25%2C+or+K2SO4+5%25%0D%0A11+days+before+harvest+and+postharvest+application+of+fruit+coating+with+ABA+50%0D%0Amg%2FL.+Changing+the+storage+temperature+for+2+days+increased+the+incidence+of+IB%0D%0Aby+up+to+33%25+with+the+severity+of+IB+in+the+moderate+category+and+the+incidence+of%0D%0A%0D%0AIB+could+be+reduced+by+up+to+50%25+with+the+mild+symptoms+category+through+the%0D%0Apostharvest+application+of+coating+with+ABA+50+mg%2FL.+In+addition%2C+the+novel+method%0D%0Aof+measuring+IB+severity+using+image+analysis+method+could+replace+conventional%0D%0Amethods+in+obtaining+more+consistent+and+valid+data.%0D%0AKeywords%3A+Abscisic+acid%2C+ascorbic+acid%2C+crown+pruning%2C+phenol%2C+physiological%0D%0Adisorders%2C+pineapple+responses.&rft.publisher=FAKULTAS+PERTANIAN&rft.date=2024-04-24&rft.type=Disertasi&rft.type=NonPeerReviewed&rft.format=text&rft.identifier=http%3A%2F%2Fdigilib.unila.ac.id%2F82631%2F1%2FFile%2520ABSTRAK%2520DISERTASI%2520%2528DAVID%2520CHANDRA%2529%2520-%2520DAVID%2520CHANDRA.pdf&rft.format=text&rft.identifier=http%3A%2F%2Fdigilib.unila.ac.id%2F82631%2F2%2FFile%2520FULL%2520DISERTASI%2520%2528DAVID%2520CHANDRA%2529%2520-%2520DAVID%2520CHANDRA.pdf&rft.format=text&rft.identifier=http%3A%2F%2Fdigilib.unila.ac.id%2F82631%2F3%2FFile%2520FULL%2520DISERTASI%2520TANPA%2520PEMBAHASAN%2520%2528DAVID%2520CHANDRA%2529%2520-%2520DAVID%2520CHANDRA.pdf&rft.identifier=++David+%2C+Chandra+++(2024)+STUDI+KETERJADIAN+INTERNAL+BROWNING+PADA+NANAS+EKSPOR+MELALUI+PENGELOLAAN+FAKTOR+PRA-+DAN+PASCA-+PANEN.++%5BDisertasi%5D+++++&rft.relation=http%3A%2F%2Fdigilib.unila.ac.id%2F82631%2F