References
- Abraham , K , Edison , S , Unnikrishnan , M , Sheela , MN , Vimala , B , Sreekumari , MT and Naskar , SK . 2006 . Tuber crop varieties released by the Central Tuber Crops Research Institute. Technical Bulletin Series 24 , Thiruvananthapuram , , India : CTCRI .
- Ahmadzadeh , M , Afsharmanesh , H , Javan-Nikkhah , M and Sharifi-Tehrani , A . 2006 . Identification of some molecular traits in fluorescent Pseudomonas with antifungal activity . Iran J Biotechnol , 4 : 245 – 253 .
- Alvarez , E , Llano , G and Loke , J . 2000 . Development of ecological practices to manage Phytophthora root rot of cassava (Manihot esculenta Crantz) , Cali , , Columbia : CIAT .
- Alves , AAC . 2002 . Cassava: biology, production and utilization , 67 – 89 . Wallingford , , UK : CAB International . Chapter 5. p
- Azcon-Aguilar , C , Gianinazzi-Pearson , V , Fardeau , JC and Gianinazzi , S . 1986 . Effect of vesicular–arbuscular mycorrhizal fungi and phosphate solubilizing bacteria on growth and nutrition of soyabean in neutral–calcarous soil amended with 32P–45Ca–tricalcium phosphate . Plant Soil , 96 : 3 – 15 .
- Bashan , Y and Levanony , H . 1990 . Current status of Azospirillum inoculation technology: Azospirillum as a challenge for agriculture . Can J Microbiol , 36 : 591 – 608 .
- Biswas , JC , Ladha , JK and Dazzo , FB . 2000 . Rhizobia inoculation improves nutrient uptake and growth of lowland rice . Soil Sci Soc Am J , 64 : 1644 – 1650 .
- Bolan , NS . 1991 . A critical review of the role of mycorrhizal fungi in the uptake of phosphorus by plants . Plant Soil , 134 : 189 – 207 .
- Bremner , JM and Mulvaney , CS . 1982 . “ Nitrogen-total ” . In Methods of soil analysis. Part 2 , 2nd ed , Edited by: Page , AL and Miller , RH . 595 – 624 . Madison , WI : ASA and SSSA . Agron. Monogr. 9
- Byju , G and Ravindran , CS . 2009 . Effect of Azospirillum in increasing yield and nitrogen use efficiency of sweet potato cultivation in India . Adv Hort Sci , 23 ( 4 ) : 254 – 258 .
- Byju , G , Ravindran , CS , Nair , RR and Ravi , V . 2010 . Tillage and planting methods on soil properties, yield, root and nutrient uptake in a continuously grown cassava field in a semi arid Vertisol of India . Adv Hort Sci , 23 ( 4 ) : 176 – 182 .
- Central Tuber Crops Research Institute (CTCRI) . 1983 . Two decades of research , Thiruvananthapuram , , India : CTCRI .
- Champbell , RC . 1989 . Boilogical control of microbial plant pathogens , Cambridge , , UK : Cambridge University Press .
- Cock , JH . 1984 . Physiology of tropical field crops , 529 – 549 . New York , NY : Wiley-Interscience .
- Craven , PA and Hayasaka , SS . 1982 . Inorganic phosphate solubilization by rhizosphere bacteria in a Zostera marina community . Can J Microbiol , 28 : 605 – 610 .
- Dowling , DN and O'Gara , F . 1994 . Metabolites of Pseudomonas involved in the biocontrol of plant disease . Trends Biotechnol , 12 : 133 – 141 .
- Farzana , Y and Radizah , O . 2005 . Influence of rhizobacterial inoculation on growth of the sweet potato cultivar [online] . J Biol Sci , 1 ( 3 ) : 176 – 179 .
- Frey-Klett , P , Pierrat , JC and Garbaye , J . 1997 . Location and survival of mycorrhiza helper Pseudomonas fluorescens during establishment of ectomycorrhizal symbiosis between Laccaria bicolor and Douglas fir . Appl Environ Microbiol , 63 : 139 – 144 .
- Gange , AC and Bower , E . 1997 . Multitrophic interactions in terrestrial system , 115 – 131 . Oxford , , UK : Blackwell .
- Garbaye , J . 1994 . Helper bacteria: a new dimensions to mycorrhizal symbiosis . New Phytol , 128 : 197 – 210 .
- Ghisalberti , EL and Rowland , GY . 1993 . Antifungal metabolites from Trichoderma harzianum . J Nat Prod , 56 : 1799 – 1804 .
- Grondona , I , Hermosa , R , Tejada , M , Gomi , MD , Mateos , PF , Bridge , PD , Monte , E and Garcia-Acha , I . 1997 . Physiological and biochemical characterization of Trichoderma harzianum, a biological control agent against soil borne fungal plant pathogens . Appl Environ Microbiol , 68 : 3189 – 3198 .
- Haran , S , Schickler , H and Chet , I . 1996 . Molecular mechanisms of lytic enzymes involved in the biocontrol activity of Trichoderma harzianum . Microbiology , 142 : 2321 – 2331 .
- Howeler , RH . 2002 . Cassava: biology, production and utilization , 115 – 147 . Wallingford , , UK : CABI International . Chapter 7
- Howeler , RH and Sieverding , E . 1983 . Potentials and limitations of mycorrhizal inoculation illustrated by experiments with field-grown cassava . Plant Soil , 75 : 245 – 261 .
- Howeler , RH , Cadavid , LF and Burckhardt , E . 1982 . Response of cassava to VA mycorrhizal inoculation and phosphorus application in greenhouse and field experiments . Plant Soil , 69 : 327 – 339 .
- Jackson , LE , Burger , M and Cavagnaro , TR . 2008 . Nitrogen taransformations and ecosystem services . Annu Rev Plant Biol , 59 : 341 – 363 .
- Jackson , ML . 1972 . Soil chemical analysis , New Delhi , , India : Prentice Hall (India) .
- James , E . 2000 . Nitrogen fixation in endophytic and associative symbiosis . Field Crop Res , 65 : 197 – 209 .
- Jeffries , P and Young , TWK . 1994 . Interfungal parasitic relationships , Wallingford , , UK : CAB International .
- Jolly , SN , Shanta , NA and Khan , ZUM . 2010 . Quantification of heterotrophic bacteria and Azospirillum from the rhizosphere of taro (Colocacia esculenta L. Schott.) and the nitrogen fixing potential of isolated Azospirillum . Int J Bot , 6 ( 2 ) : 112 – 117 .
- Kjoller , R and Rosendahl , S . 1997 . The presence of mycorrhizal fungus Glomus intraradices influences enzymatic activities of the root pathogen Aphanomyces eutciches in pea roots . Mycorrhiza , 6 : 487 – 491 .
- Kloepper , JW , Leong , J , Teintze , M and Scroth , MN . 1980 . Enhanced plant growth by siderophores produced by plant growth-promoting Rhizobacteria . Nature , 286 : 885 – 886 .
- Kubicek , CP , Mach , RL , Peterbauer , CK and Lorito , M . 2001 . Trichoderma: from genes to biocontrol . J Plant Pathol , 83 : 11 – 23 .
- Leyval , C and Berthelin , J . 1989 . Interaction between Laccaria laccata, Agrobacterium radiobacter and beech roots: influence on phosphorus, pottasium, magnesium and iron movilization and plant growth . Plant Soil , 117 : 103 – 110 .
- Lifshitz , R , Kloepper , JW , Kozlowski , M , Simonson , C , Carlson , J , Tipping , EM and Zalesca , I . 1987 . Growth promotion of Canola (rapeseed) seedlings by a strain of Pseudomonas putida under gnotobiotic conditions . Can J Microbiol , 33 : 390 – 395 .
- Lin , W , Okon , Y and Hardy , RWF . 1983 . Enhanced mineral uptake by Zea mays and Sorghum bicolor roots inoculated with Azospirillum brasilense . Appl Environ Microbiol , 45 ( 6 ) : 1775 – 1779 .
- Monte E . 2001 . Understanding Trichoderma: between biotechnology and microbial ecology . Int Ecol , 4 : 1 – 4 .
- Mortley , DG and Hill , WA . 1990 . Sweet potato growth and nitrogen content collowing nitrogen application and inoculation with Azospirillum . Hort Sci , 25 : 758 – 759 .
- Nair , PG , Mohankumar , B , Prabhakar , M and Kabeerathumma , S . 1988 . Response of cassava to graded doses of phosphorus in acid laterite soil of high and low P status . J Root Crop , 14 ( 2 ) : 1 – 9 .
- Nair , RR , Jeeva , ML , Makeshkumar , T and Byju , G . 2004 . Management of tuber rot of cassava. technical folder , Thiruvananthapuram , , India : CTCRI .
- Nair , GM , Ramanathan , S and Asokan , Nambiar T . 2004 . Agrotechniques of tuber crops , Thiruvananthapuram , , India : CTCRI .
- Okon , Y and Itzigsohn , R . 1995 . The development of Azospirillum as a commercial inoculant for improving crop yields . Biotechnol Adv , 13 : 365 – 374 .
- O'Sullivan , DJ and O'Gara , F . 1992 . Traits of fluorescent Pseudomonas spp. involved in suppression of plant root pathogens . Microbiol Rev , 56 : 662 – 676 .
- Papavizas , GC . 1985 . Trichoderma and Gliocladium: biology, ecology and potential for biocontrol . Annu Rev Phytopathol , 23 : 23 – 54 .
- Piccini , D and Azcon , R . 1987 . Effect of phosphate solubilizing bacteria and vesicular arbuscular mycorrhizal (VAM) on the utilization of Bayoran rock phosphate by alfalfa plants using a sand–verticulite medium . Plant Soil , 101 : 45 – 50 .
- Potty , VP . 1990 . Vesicular arbuscular mycorrhizal association in tuber crops. Technical Bulletin Series 11 , Thiruvananthapuram , , India : CTCRI .
- Putthacharoen , S , Howeler , RH , Janatawat , S and Vichukit , S . 1998 . Nutrient uptake and soil erosion losses in cassava and six other crops in a psamment in eastern Thailand . Field Crop Res , 57 : 113 – 126 .
- Rodriguez , H , Fraga , R , Gonzalez , T and Bashan , Y . 2006 . Genetics of phosphate solubilization and its potential applications for improving plant growth-promoting bacteria . Plant Soil , 287 : 15 – 21 .
- Saad , MS , Sabuddin , A , Yunus , AG and Shamsuddin , ZH . 1999 . Effects of Azospirillum and inoculation on sweet potato grown on sandy tin-tailing soil . Commun Soil Sci Plant Anal , 30 : 1583 – 1592 .
- Sailo , BL and Bagyaraj , DJ . 2005 . Influence of different AM-fungi on the growth, nutrition and forskolin content of Coleus forskohlii . Mycol Res , 109 : 795 – 798 .
- Saraswathi , T , Rajamani , K , Indira , N and Kempuchetti , N . 2003 . Biological control of tuber rot in cassava . J Root Crop , 29 ( 1 ) : 71 – 73 .
- Saring , S , Kapulnik , Y , Nur , I and Okon , Y . 1984 . Response of non-irrigated Sorghum bicolor to Azospirillum inoculation . Exp Agr , 20 : 59 – 66 .
- SAS Institute . 2002 . SAS statistical software , Cary , NC : SAS Institute Inc .
- Shah , S , Karkhanis , V and Desai , A. 1992 . Isolation and characterization of siderophore, with antimicrobial activity, from Azospirillum lipoferum M . Curr Microbiol , 25 347 – 351 .
- Sharma , AK , Johri , BN and Gianinazzi , S . 1992 . Vesicular–arbuscular mycorrhizae in relation to plant disease . World J Microbiol Biotechnol , 8 : 550 – 563 .
- Singh , R , Parameswaran , TN , Prakasa , Rao EVS , Puttanna , K , Kalra , A , Srinivas , KVNS , Bagyaraj , DJ and Divya , S . 2009 . Effect of arbuscular mycorrhizal fungi and Pseudomonas fluorescens on root-rot and wilt, growth and yield of Coleus forskohlii . Biocontrol Sci Technol , 19 ( 8 ) : 835 – 841 .
- Singh , RN , Saurabh , A , Nedunchezhiyan and M. 2006 . Use of Trichoderma in disease management . Orrisa Rev , September–October : 68 – 70 .
- Suchetha , S , Ramadas , S and Venkatachalam , R . 1990 . Effect of Azospirillum, zinc and iron on growth and development of cassava . J. Root Crop , Special Issue : 137 – 142 .
- Suja , G , Nayar , TVR and Potty , VP . 2005 . Response of cassava (Manihot esculenta Crantz) to Biofertilizers . J Root Crops , 30 ( 2 ) : 100 – 105 .
- Woo , SL , Scala , F , Ruocco , M and Lorito , M . 2006 . The molecular biology of interaction between Trichoderma spp., phytopathogenic fungi, and plants . Phytopathology , 96 ( 2 ) : 181 – 185 .