?url_ver=Z39.88-2004&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Adc&rft.title=KEMELIMPAHAN+DAN+KARAKTERISASI+BAKTERI+RIZOSFER%0D%0ATANAMAN+KELAPA+SAWIT+DI+PT+BUMITAMA+GUNAJAYA+AGRO%0D%0A%0D%0AKALIMANTAN+TENGAH&rft.creator=Ridho+Asmara%2C+1514121046&rft.subject=Pertanian+(+Umum+)&rft.description=Kelapa+sawit+(Elaeis+guineensis+Jacq.)+merupakan+salah+satu+tanaman+industri+perkebunan%0D%0Autama+di+Indonesia.+Produktivitas+tanaman+kelapa+sawit+di+Indonesia+sebenarnya+masih+dapat%0D%0Adioptimalkan%2C+namun+masih+terdapat+berbagai+kendala+yang+salah+satunya+berasal+dari%0D%0Apenyakit+busuk+pangkal+batang+yang+disebabkan+oleh+jamur+Ganoderma+Boninensea.%0D%0AKemampuan+G.+boninense+dalam+menginfeksi+tanaman+kelapa+sawit+sangat+dipengaruhi+oleh%0D%0Akemelimpahan+dan+keragaman+bakteri+yang+terdapat+pada+daerah+rizosfer.+Penelitian+ini%0D%0Abertujuan+untuk+mengetahui+kemelimpahan+dan+karakterisasi+bakteri+di+rizosfer+tanaman%0D%0Akelapa+sawit+pada+beberapa+lokasi+di+PT+Bumitama+Gunajaya+Agro%2C+Kalimantan+Tengah.%0D%0APengamatan+dilakukan+dengan+menghitung+jumlah+populasi+bakteri+dan+dibedakan%0D%0Aberdasarkan+bentuk+dan+warnanya.+Selain+itu+dilakukan+juga+uji+karakteristik+lainnya+seperti%0D%0Auji+gram%2C+uji+oksidatif+fermentatif+(O%2FF)%2C+uji+softrot%2C+uji+hipersensitif+dan+uji+hipovirulen.%0D%0A%0D%0ARidho+Asmara%0D%0A%0D%0AHasil+penelitian+menunjukan+bahwa+didapatkan+sebanyak+161+isolat+bakteri+dengan+jumlah%0D%0Apopulasi+bakteri+yang+berbeda.+Jumlah+populasi+terbanyak+didapatkan+pada+wilayah+PNBE%0D%0Adengan+jenis+tanah+ultisol+sebanyak+15%2C99+X+107+CFU%2Fg+tanah+dan+jumlah+populasi+terendah%0D%0Apada+wilayah+PAGE+dengan+jenis+tanah+histosol+sebanyak+7%2C33+X+107+CFU%2Fg+tanah.+Bentuk%0D%0Amorfologi+koloni+bakteri+yang+didapatkan+yakni+bulat+dan+tidak+beraturan+dengan+warna%0D%0Akoloni+merah%2C+putih%2C+merah+muda%2C+kuning+dan+putih+keruh.+Sebagian+besar+bakteri+58%2C8%25%0D%0Abersifat+gram+negatif%2C+82%25+bereaksi+fermentatif%2C+63%2C4%25+bersifat+hipersensitif+negatif%2C+80%2C1%25%0D%0Abersifat+softrot+negatif+dan+91%2C2%25+bersifat+hipovirulen.%0D%0A%0D%0AKata+kunci%3A+Isolat+bakteri%2C+Kelapa+sawit+(Elaeis+guineensis+Jacq.)%2C+Rizosfer.%0D%0AThe+palm+oil+(Elaeis+guineensis+Jacq.)+is+the+one+of+main+plantation+crops+industry+in%0D%0AIndonesia.+The+production+of+palm+oil+in+Indonesia+still+be+optimized%2C+however+there+is%0D%0Anumerous+obstacles+%2C+which+is+Ganoderma+Boninensea+fungus+that+caused+of+stem+rotten%0D%0Adisease.+The+ability+of+G.+boninense+to+infected+palm+oil+plant+was+greatly+influenced+by%0D%0Aabundance+and+diversity+of+bacteria+that+found+in+the+rhizospher+area.+This+research+aims+to%0D%0Aknow+abundace+and+characterization+of+bacteria+in+rhizospher+palm+oil+in+several+locations+in%0D%0APT+Bumitama+Agro+Gunajaya+%2C+Central+of+Kalimanan.+The+observation+was+done+by+counting%0D%0Athe+number+of+populations+of+bacteria+and+by+distinguished+on+the+basis+of+form+and+colors.%0D%0AThe+oxidative+fermentative+gram+(O%2FF)+test%2C+softrot+test%2C+hypo+virulent+test+and+hypersensitive%0D%0Awere+as+additional+test.%0D%0A%0D%0AThe+results+of+the+study+showed+that+many+of+161+bacteria+isolates+obtained+by+the+number+of%0D%0Adifferent+bacterial+populations.+The+highest+population+numbers+obtained+in+the+territory+with%0D%0Aa+PAGE+ultisol+soil+type+was+15%2C99+X+107+CFU%2Fg+soil+and+the+lowest+population+numbers+in%0D%0Athe+territory+PAGE+with+histosol+soil+type+was+7%2C33+X+107+CFU%2Fg+soil.+The+form+of+the%0D%0A%0D%0ARidho+Asmara%0D%0A%0D%0Abacterial+colony+morphology+obtained+was+rounded+and+irregular+colonies+with+the+color+red%2C%0D%0Awhite%2C+pink%2C+yellow+and+white+turbid.+Most+of+bacteria+were+58.8%25+Gram-positive%2C+82%25%0D%0Afermentative%2C+63.4%25+reacted+overwhelmingly+negative+in+hypersensitive+test%2C+80.1%25+negative%0D%0Ain+softrot+and+91.2%25+was+hypovirulen.%0D%0A%0D%0AKeywords%3A+isolates+of+bacteria%2C+rhizopher%2C+palm+oil+(Elaeis+guineensis+Jacq.).&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%2F55317%2F1%2F1.%2520ABSTRAK.pdf&rft.format=text&rft.identifier=http%3A%2F%2Fdigilib.unila.ac.id%2F55317%2F2%2F2.%2520SKRIPSI%2520FULL.pdf&rft.format=text&rft.identifier=http%3A%2F%2Fdigilib.unila.ac.id%2F55317%2F3%2F3.%2520SKRIPSI%2520FULL%2520TANPA%2520BAB%2520PEMBAHASAN.pdf&rft.identifier=++Ridho+Asmara%2C+1514121046++(2019)+KEMELIMPAHAN+DAN+KARAKTERISASI+BAKTERI+RIZOSFER+TANAMAN+KELAPA+SAWIT+DI+PT+BUMITAMA+GUNAJAYA+AGRO+KALIMANTAN+TENGAH.++FAKULTAS+PERTANIAN%2C+UNIVERSITAS+LAMPUNG.+++++&rft.relation=http%3A%2F%2Fdigilib.unila.ac.id%2F55317%2F