Agrios GN. 1997. Plant Pathology. Edisi ke-4. New York: Academic Press. Aripin K, Lubis L. 2003. Teknik pengelolaan hama terpadu (PHT) pada tanaman
cabai (Capsicum annuum L.) di dataran rendah. Laporan penelitian. Jurusan Ilmu Hama dan Penyakit Tumbuhan, Fakultas Pertanian, Universitas Sumatera Utara
Asghar HN, Zahir ZA, Arsyad M. 2004. Screening rhizobacteria for improving the growth, yield and oil content of canola (Brassica napus L.). Australian Journal of Agricultural Research 55: 187-194.
Blomberg GV, Lugtenberg BJJ. 2001. Molecular basic of plant growth- promotion and biocontrol by rhizobacteria. Curr. Opin. Plant Biol. 4:343-350.
Boss L. 1994. Pengantar Virologi Tumbuhan. Triharso, penerjemah. Yogyakarta: Gajah Mada University Press. Terjemahan dari : Introduction to Plant Virology.
[CABI] CAB International. 2003. Crop Protection Compendium [serial online]. CAB International.
Compant S, Duffy B, Nowak J, Clement C, Barka EA. 2005. Use of plant growth-promoting rhizobacteria for biocontrol of plant disease: principles, mechanisms of action and future prospect. App Env. Microbiol. 71(9): 4951-4959.
[DEPTAN] Departemen Pertanian. 2005. Luas Panen, Rata-rata Hasil dan Produksi Tanaman Hortikultura di Indonesia. Jakarta: Departemen Pertanian RI.
De Meyer G, Hofte M. 1997. Salycylic acid produced by the rhizobacterium Pseudomonas aeruginosa 7NSK2 induced resistance to leaf infection by Botrytis cinerea on Bean. Phytopathology 87: 588-593.
[DITLINTAN] Direktorat Perlindungan Tanaman. 2005. OPT Tanaman Pertanian: Jenis, Luas Serangan dan Luas Pengendalian OPT. Jakarta: Ditlintan.
Gray EJ, Smith DL. 2005. Intracellular and extracellular PGPR: communalities and distinctions in the plant-bacterium signaling processes. Soil. Biol. Biochem. 37:395-412.
Greenleaf WH. 1986. Pepper Breeding. Di dalam Hawkes JG, Editor. Breeding vegetable crops. Connecticut: The Avi Publishing Company Inc.
Hadidi A, Khetarpal RK, Koganezawa H. 1998. Plant Virus Disease Control. USA: APS Press.
Jamaliah W. 2005. Ketahanan hidup dan kemampuan antagonisme Bacillus subtilis ERB21, dan Pseudomonas fluorescens ES32 dalam berbagai formulasi. [skripsi] Bogor: IPB. Fakultas Pertanian.
Kesumadewi, AAI. 1999. Telaah kontribusi kombinasi bakteri akar pemacu tumbuh tanaman (Pseudomonas putida) dan nitrogen terhadap neraca nitrogen tanah serta adaptabilitas sorgum pada inceptisol Sumatera Selatan [tesis]. Program Pasca Sarjana Fakultas Pertanian IPB.
Kloepper JW, CM. Ryu, dan S. Zang. 2004. Induced Systemic Resistance and Promoting Plant Growth by Bacillus spp. Phytopathology 94: 1259-1266. Kokalis et al. 2002. Field evaluation of plant growth promoting rhizobacteria
amended transplant mixes and soil solarization for tomato and pepper production in Florida. Plant and soil. 2: 257-166.
Leeman M, JA. Van Pelt, FM. Den Quden, M. Heinsbroek, PAHM. Baker, dan B Schippers. 1995. Induction of Systemic Resistance Against Fusarium Wilt Radish by Lipopolysaccharides of Pseudomonas fluorescens. Phytopathology 85: 1021-1027.
Liu L, Kloepper JW, Tuzun S. 1995. Induction of systemic resistance in cucumber against bacterial angular leaf spot by plant growth promoting rhizobacteria. Phytopathology 85: 843-847.
Martina. 1999. Budidaya tanaman cabai. Buletin Penelitian Hortikultura Balai Penelitian Holtikultura Lembang No 02/Juli 1999.
Marte M dan Wetter C. 1986. Occurance of Pepper mild mottle virus in Pepper Cultivars from Italy and Spain. Plant Dis. Protec. 93(1): 37-43.
Marwoso E. 2005. Pemanfaatan rizobakteria untuk pengendalian virus daun kecil kacang panjang (Cowpea little leaf virus). [skripsi]. Bogor: Institut Pertanian Bogor.
Maurhofer M, Hase C, Mewly P, Metraux JP, Defago G. 1994. Induction of systemic resistance of tobacco to Tobacco necrosis virus by the root- colonizing Pseudomonas fluorescens strain CHA0: influence of the gacAgene and pyoverdine production. Phytopathology 84: 139-146.
Murphy JF, Zehnder GW, Schuster DJ, Sikora EJ, Polston JE, Kloepper JW. 2000. Plant Growth-promoting rhizobacterial mediated protection in tomato against Tomato mottle virus. Plant Dis. 84: 779-784.
Nelson LM. 2004. Plant growth promoting rhizobacteria (PGPR): prospects for New Inoculants. Crop Management
Ong CA, Varghese G, dan Poh TW. 1980. The Effect of Chili Veinal Mottle Virus on Yield of Chili (Capsicum annuum L.). Malaysian Agriculture Research and Development Institut (MARDI). Res Bull. 8(1): 74-79. Pelzar MJ, Chan ESC. 1986. Dasar-dasar mikrobiologi 1. Hadioetomo HS, Imas
T, Angka SL. Terjemahan dari Element of Microbiology. Jakarta: UI Press.
Purseglove JW, EG. Brown, CL. Green, dan SRJ. Robin. 1981. Spices, vol 1. New York: Longman Inc.
Ramamoorthy V, Viswanathan R, Raguchander T, Prakasam V, Samiyappan R. 2001. Induction of systemic resistance by plant growth promoting rhizobacterian crop plants against pests and diseases. Crop Prot. 20: 1-11. Sastrosumarjo S. 2003. Pembentukan Varietas Cabai Tahan Penyakit
Antraknosa dengan Pendekatan Metode Konvensional dan Bioteknologi. Laporan Akhir Riset Unggulan Terpadu VIII Bidang Teknologi Hasil Pertanian. Kementrian Riset dan Teknologi RI: Lembaga Ilmu pengetahuan Indonesia.
Semangun H. 2000. Penyakit-penyakit Tanaman Hortikultura di Indonesia. Yogyakarta: Gajah Mada University Press.
Sutic DD, RE. Ford, dan MT. Tosic. 1999. Handbook of Plant Virus Disease. New York: CRC Press.
Suwandi N, Nurtika, dan Sahat S. 1989. Bercocok tanaman sayuran dataran rendah. Balai Penelitian Hortikultura Lembang dan Proyek ATA 395, Lembang: hlm 3.1-3.6.
Timmusk S, Tillberg E, Nicander B, Granhall U. 1999. Cytokinin Production by Paenibacillus polymixa. Soil Biol. & Biochem. 31: 1847-1852.
Tjondronegoro PD, Natasaputra M, Gunawan AW, Djaelani M, Suwanto A. 1989. Botani Umum. Bogor: PAU Ilmu Hayat Institut Pertanian Bogor. Walkey D. 1991. Applied Plant Virology. Edisi ke-2. London: Longman.
Warintek Progressio. 2005. Bertanam Cabai [serial online].
http://warintek.progressio.or.id/pertanian/cabai.htm. (21 Desember 2005). Wei G, Kloepper JW, Tuzun S. 1994. Induction of systemic Cucumber to
Colletotrichum orbiculare by select strain of Plant Growth-promoting Rhizobacteria. Phytopathology 81: 1508-1512.
Widodo. 1993. Penggunaan Pseudomonas spp. kelompok fluorescens untuk pengendalian penyakit akar gada (Pseudomonas brassicae Wor) pada Caisin (Brassica campestris L.) var Chinensis (Rupr) Olson [tesis]. Bogor: IPB. Program Pasca Sarjana.
Zehnder WG, Murphy JF, Sikora EJ, Kloepper JW. 2000. Application of rhizobacteria for induced resistance. Plant Pathol. 107: 39-50.
LAMPIRAN
Lampiran 1 Tabel pengaruh perlakuan bakteri dan pengaruh antara perlakuan bakteri dan inokulasi virus terhadap tinggi tanaman, lebar daun, panjang daun, dan jumlah bunga tanaman cabai pada 8 MST
Pengamatan pada Perlakuan a) Tinggi Tanaman (cm) b) Lebar Daun (cm) Panjang Daun (cm) Jumlah Bunga (kuntum) Kontrol 54,53 b 4,44 c 11,11 b 41,92 c PG01 63,37 a 5,14 b 13,14 a 59,17 a BG25 65,89 a 5,27ab 13,38 a 51,17 b Campuran 66,98 a 5,49 a 13,47 a 60,91 a Kontrol+TMV 42,74 e 3,79 e 8,75 d 28,75 d PG01+TMV 44,06 de 4,09 de 9,60 c 39,67 c BG25+TMV 48,30 cd 4,18 cd 9,85 c 37,75 c Campuran+TMV 50,44 bc 4,50 c 10,89 b 40,25 c a)
Kontrol = tanpa bakteri; PG01= P. fluorescens; BG25= B. polymixa; Campuran = P. fluorescens + B. polymixa; + TMV= diinokulasi TMV.
b)
Angka yang diikuti dengan huruf yang sama dalam satu kolom tidak berbeda nyata berdasarkan uji Duncan pada ά = 0,05.
Lampiran 2 Tabel pengaruh perlakuan bakeri dan pengaruh antara perlakuan bakteri dan inokulasi virus terhadap bobot buah dan jumlah buah tanaman cabai pada 13 MST
Perlakuan a) Bobot Buah (g/tanaman) b) Jumlah Buah (buah/tanaman)
Kontrol 54,68 c 7,50 b PG01 79,78 ab 9,83 a BG25 71,97 b 9,75 a Campuran 84,97 a 10,75 a Kontrol+TMV 32,13 d 5,50 b PG01+TMV 37,79 d 6,00 b BG25+TMV 36,56 d 5,83 b Campuran+TMV 49,65 c 6,68 b a)
Kontrol = tanpa bakteri; PG01= P. fluorescens; BG25= B. polymixa; Campuran = P.fluorescens+B. polymixa; +TMV= diinokulasi TMV
b)
Angka yang diikuti dengan huruf yang sama dalam satu kolom tidak berbeda nyata berdasarkan uji Duncan pada ά = 0,05