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Daspute, Abhijit,Fakrudin, B. The Korean Society of Plant Pathology 2015 Plant Pathology Journal Vol.31 No.1
Pigeonpea Sterility Mosaic Disease (PSMD) is an important foliar disease caused by Pigeonpea sterility mosaic virus (PPSMV) which is transmitted by eriophyid mites (Aceria cajani Channabasavanna). In present study, a F2 mapping population comprising 325 individuals was developed by crossing PSMD susceptible genotype (Gullyal white) and PSMD resistant genotype (BSMR 736). We identified a set of 32 out of 300 short decamer random DNA markers that showed polymorphism between Gullyal white and BSMR 736 parents. Among them, eleven DNA markers showed polymorphism including coupling and repulsion phase type of polymorphism across the parents. Bulked Segregant Analysis (BSA), revealed that the DNA marker, IABTPPN7, produced a single coupling phase marker (IABTPPN $7_{414}$) and a repulsion phase marker (IABTPPN $7_{983}$) co-segregating with PSMD reaction. Screening of 325 F2 population using IABTPPN7 revealed that the repulsion phase marker, IABTPPN $7_{983}$, was co-segregating with the PSMD responsive SV1 at a distance of 23.9 cM for Bidar PPSMV isolate. On the other hand, the coupling phase marker IABTPPN $7_{414}$ did not show any linkage with PSMD resistance. Additionally, single marker analysis both IABTPPN $7_{983}$ (P<0.0001) and IABTPPN $7_{414}$ (P<0.0001) recorded a significant association with the PSMD resistance and explained a phenotypic variance of 31 and 36% respectively in $F_2$ population. The repulsion phase marker, IABTPPN7983, could be of use in Marker-Assisted Selection (MAS) in the PPSMV resistance breeding programmes of pigeonpea.
Deeplanaik, Nagaraja,Kumaran, Ramesh Chapeyil,Venkatarangaiah, Krishna,Shivashankar, Santosh Kumar Hulikal,Doddamani, Dadakhalandar,Telkar, Sandeep 한국작물학회 2013 Journal of crop science and biotechnology Vol.16 No.4
Pigeonpea, a drought tolerant, semi-arid pulse crop has been investigated for the expression of differentially expressed genes (DEGs) under drought stress. The cDNA library of soybean leaf tissue retrieved from the Unigene database of the NCBI, were compared for in silico expression using IDEG6 web statistical tool. A list of 52 non-redundant DEGs consisting of 11 up-regulated and 41 down-regulated was obtained. Among these, more photosynthesis and light harvesting proteins were down-regulated in drought stress conditions. Pathways were assigned based on KEGG database, revealing 32 genes involved in 17 metabolic pathways. Homologous sequences of six up-regulated genes namely, ADF3, APB, ASR, DLP, LTP1, and UGE5 were then used for quantitative reverse transcription PCR (qRT-PCR) in pigeonpea. The qRT-PCR result revealed the significant up-regulation of dehydrin-like protein (DLP) (5.02 log2 fold) and down-regulation of acid phosphatase class B family protein (APB) (9.43 log2 fold) and non-specific lipid transfer protein 1-like (LTP1) (18.81 log2 fold) in pigeonpea water-stressed leaf sample compared to well-watered leaf samples. No significant difference was observed in the stressed root compared to the stressed pigeonpea leaf sample except that APB showed an up-regulation of 11.35 log2 fold change.
Nagaraja Deeplanaik,Krishna Venkatarangaiah,Ramesh Chapeyil Kumaran,Santosh Kumar Hulikal Shivashankar,Dadakhalandar Doddamani,Sandeep Telkar 한국작물학회 2013 Journal of crop science and biotechnology Vol.16 No.4
Pigeonpea, a drought tolerant, semi-arid pulse crop has been investigated for the expression of differentially expressed genes(DEGs) under drought stress. The cDNA library of soybean leaf tissue retrieved from the Unigene database of the NCBI, were comparedfor in silico expression using IDEG6 web statistical tool. A list of 52 non-redundant DEGs consisting of 11 up-regulated and41 down-regulated was obtained. Among these, more photosynthesis and light harvesting proteins were down-regulated in droughtstress conditions. Pathways were assigned based on KEGG database, revealing 32 genes involved in 17 metabolic pathways. Homologous sequences of six up-regulated genes namely, ADF3, APB, ASR, DLP, LTP1, and UGE5 were then used for quantitativereverse transcription PCR (qRT-PCR) in pigeonpea. The qRT-PCR result revealed the significant up-regulation of dehydrin-like protein(DLP) (5.02 log2 fold) and down-regulation of acid phosphatase class B family protein (APB) (9.43 log2 fold) and non-specificlipid transfer protein 1-like (LTP1) (18.81 log2 fold) in pigeonpea water-stressed leaf sample compared to well-watered leaf samples. No significant difference was observed in the stressed root compared to the stressed pigeonpea leaf sample except that APB showedan up-regulation of 11.35 log2 fold change
Abhijit Daspute,B. Fakrudin 한국식물병리학회 2015 Plant Pathology Journal Vol.31 No.1
Pigeonpea Sterility Mosaic Disease (PSMD) is an importantfoliar disease caused by Pigeonpea sterilitymosaic virus (PPSMV) which is transmitted by eriophyidmites (Aceria cajani Channabasavanna). Inpresent study, a F2 mapping population comprising325 individuals was developed by crossing PSMD susceptiblegenotype (Gullyal white) and PSMD resistantgenotype (BSMR 736). We identified a set of 32 out of300 short decamer random DNA markers that showedpolymorphism between Gullyal white and BSMR 736parents. Among them, eleven DNA markers showedpolymorphism including coupling and repulsion phasetype of polymorphism across the parents. BulkedSegregant Analysis (BSA), revealed that the DNAmarker, IABTPPN7, produced a single coupling phasemarker (IABTPPN7414) and a repulsion phase marker(IABTPPN7983) co-segregating with PSMD reaction. Screening of 325 F2 population using IABTPPN7 revealedthat the repulsion phase marker, IABTPPN7983,was co-segregating with the PSMD responsive SV1 ata distance of 23.9 cM for Bidar PPSMV isolate. On theother hand, the coupling phase marker IABTPPN7414did not show any linkage with PSMD resistance. Additionally,single marker analysis both IABTPPN7983(P<0.0001) and IABTPPN 7414 (P<0.0001) recorded asignificant association with the PSMD resistance andexplained a phenotypic variance of 31 and 36% respectivelyin F2 population. The repulsion phase marker,IABTPPN7983, could be of use in Marker-AssistedSelection (MAS) in the PPSMV resistance breedingprogrammes of pigeonpea.
Prevalence of Phytophthora Blight of Pigeonpea in the Deccan Plateau of India
M. Sharma,S. Pande,M. Pathak,J. Narayana Rao,P. Anil Kumar,D. Madhusudan Reddy,V. I. Benagi,D. M. Mahalinga,K. K. Zhote,P. N. Karanjkar,B. S. Eksinghe 한국식물병리학회 2006 Plant Pathology Journal Vol.22 No.4
drechsleri f. sp. cajani is the third potentially important disease of pigeonpea in the Deccan Plateau (DP) of India after wilt and sterility mosaic. In the rainy-season of 2005, an outbreak of PB was seen throughout DP. To quantify the incidence and spread of the disease, a systematic survey was conducted in the major pigeonpea growing regions of DP during the crop season 2005. Attempts were made to determine the effect of cropping systems on the PB development and identify resistant cultivars, if any, grown by farmers and on research farms. Widespread incidence of PB was recorded on improved, and or local cultivars grown in different intercropping systems. Majority of improved cultivars grown at research farms were found susceptible to PB (>10% disease incidence). Pigeonpea intercropped with groundnut, black gram and coriander had less disease incidence (≤10%). Three wilt and SM resistant pigeonpea cultivars KPL 96053, ICPL 99044, and ICPL 93179 were found resistant (<10%) to PB as well. However, their resistance to PB needs confirmation under optimum disease development environments.
Prevalence of Phytophthora Blight of Pigeonpea in the Deccan Plateau of India
Sharma, M.,Pande, S.,Pathak, M.,Rao, J. Narayana,Kumar, P. Anil,Reddy, D. Madhusudan,Benagi, V.I.,Mahalinga, D.M.,Zhote, K.K.,Karanjkar, P.N.,Eksinghe, B.S. The Korean Society of Plant Pathology 2006 Plant Pathology Journal Vol.22 No.4
Phytophthora blight(PB), caused by Phytophthora drechsleri f. sp. cajani is the third potentially important disease of pigeonpea in the Deccan Plateau(DP) of India after wilt and sterility mosaic. In the rainy-season of 2005, an outbreak of PB was seen throughout DP. To quantify the incidence and spread of the disease, a systematic survey was conducted in the major pigeonpea growing regions of DP during the crop season 2005. Attempts were made to determine the effect of cropping systems on the PB development and identify resistant cultivars, if any, grown by farmers and on research farms. Widespread incidence of PB was recorded on improved, and or local cultivars grown in different intercropping systems. Majority of improved cultivars grown at research farms were found susceptible to PB(>10% disease incidence). Pigeonpea intercropped with groundnut, black gram and coriander had less disease incidence(${\leq}10%$). Three wilt and SM resistant pigeonpea cultivars KPL 96053, ICPL 99044, and ICPL 93179 were found resistant(<10%) to PB as well. However, their resistance to PB needs confirmation under optimum disease development environments.
Development of a Cajanus cajanifolius-based CMS Hybrid Technology in Pigeonpea
Rakesh Kumar Srivastava,Kul Bhushan Saxena,Ravikoti Vijaya Kumar 한국작물학회 2018 Journal of crop science and biotechnology Vol.21 No.5
Pigeonpea is an important food legume of the semi-arid tropics grown mainly under subsistence agriculture. As a first step to address the five decades-long yield stagnation, a proof-of-concept for a commercially viable CMS-based hybrid technology with high standard heterosis and fertility restoration has been demonstrated. Six generations of backcrossing and selection for male sterility, and agronomic superiority using a Cajanus cajanifolius- (A4 cytoplasm) based CMS donor (ICPA 2039) and a medium-maturity group recurrent parent ICPL 20176 (ICPB 2043) which resulted in a stable male sterile line (ICPA 2043) with near-perfect male sterility and superior agronomic traits. Following backcrossing and selections, the A-line (ICPA 2043) appeared to be morphologically similar in terms of various qualitative and quantitative traits compared to the B-line (ICPB 2043). However, differences between ICPA 2043 and ICPB 2043 were observed for days to maturity, 100-seed weight, pods plant-1, and seed weight plant-1. These differences may not be genetic but physiological. The best heterotic restorer line selected in a cross (ICPH 2671) combination restored a mean of 96.49% male fertility in 36 environments (12 locations, 3 years). Present investigation did not reveal significant G×E interaction for fertility restoration, indicating the possibility of obtaining high and stable grain yields in the pigeonpea growing areas of South and Central India.
Inheritance of Pigeonpea Sterility Mosaic Disease Resistance in Pigeonpea
Abhijit Daspute,B. Fakrudin,Shivarudrappa. B. Bhairappanavar,S. P. Kavil,Y. D. Narayana,Abid Yerimani,B. M. Khadi,P. U. Krishnaraj,Muniswamy,Anil Kaumar 한국식물병리학회 2014 Plant Pathology Journal Vol.30 No.2
A comprehensive study was conducted using PPSMV resistant (BSMR 736) and susceptible (ICP 8863) genotypes to develop a segregating population and understand the inheritance of PPSMV resistance. The observed segregation was comparable to 13 (susceptible): 3 (resistant). Hence, the inheritance was controlled by two genes, SV1 and SV2, with inhibitory gene interaction.
Biological Control of Fusarium Wilt Disease of Pigeonpea
Rajesh Singh,B.K. Singh,R.S. Upadhyay,Bharat Rai,Lee, Youn-Su The Korean Society of Plant Pathology 2002 Plant Pathology Journal Vol.18 No.5
Biological control of Fusarium udum causing wilt disease of pigeonpea was studied in vitro, as well as, in vivo. Aspergilluspavus, Anergillus niger, Bacilius licheniformis (strain-2042), Gliocladium virens, Peniciliium citrimum, and Trichoderma harzianum, which were found to be the most potent ones in inhibiting the radial colony growth of the test pathogen, were used as biological control by amending their inocula at diffeyent concentrations in pots and in pathogen-infested soil in the fields. Maximum reduction of the wilt disease was observed with G. vireos both in pots and in the fields. The population of E. udum was found to be markedly reduced when the antagonists were applied in the soil. The study establishes that G. virens can be exploited for the biological control of wilt disease at field level.
Inheritance of Pigeonpea Sterility Mosaic Disease Resistance in Pigeonpea
Daspute, Abhijit,Fakrudin, B.,Bhairappanavar, Shivarudrappa B.,Kavil, S.P.,Narayana, Y.D.,Muniswamy, Muniswamy,Kaumar, Anil,Krishnaraj, P.U.,Yerimani, Abid,Khadi, B.M. The Korean Society of Plant Pathology 2014 Plant Pathology Journal Vol.30 No.2
A comprehensive study was conducted using PPSMV resistant (BSMR 736) and susceptible (ICP 8863) genotypes to develop a segregating population and understand the inheritance of PPSMV resistance. The observed segregation was comparable to 13 (susceptible): 3 (resistant). Hence, the inheritance was controlled by two genes, SV1 and SV2, with inhibitory gene interaction.