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Surashe, S. M.
- Study on Induced Mutations in M1 Generation in Sorghum [Sorghum bicolor (l.) Moench ]
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Authors
Affiliations
1 Department of Agricultural Botany, Vasantrao Naik Marathwada Krishi Vidyapeeth, Parbhani (M.S.), IN
2 Upland Paddy Research Scheme, Vasantrao Naik Marathwada Krishi Vidyapeeth, Parbhani (M.S.), IN
1 Department of Agricultural Botany, Vasantrao Naik Marathwada Krishi Vidyapeeth, Parbhani (M.S.), IN
2 Upland Paddy Research Scheme, Vasantrao Naik Marathwada Krishi Vidyapeeth, Parbhani (M.S.), IN
Source
International Journal of Plant Sciences, Vol 15, No 2 (2020), Pagination: 81-85Abstract
An investigation was carried out to create the variability generated through induced mutation in two sorghum populations viz., 296 B (Kharif) and Parbhani Moti (Rabi). Two mutagens viz., gamma irradiation (10 kR, 20kR, 30kR and 40kR) and EMS (0.1%EMS, 0.2%EMS, 0.3%EMS and 0.3%EMS) and their combination were used M1 generation. Mutagenic sensitivity in M1 generation on the basis of reduced germination and plant survival revealed a dose dependent reaction and differential response of the populations. LD50 was found to be 20-30 kR in case of gamma irradiation and 0.3-0.4 per cent in EMS irrespective of the genotype. The irradiated population produced more number of superior segregants in respects of seed yield and its contributing traits compared to other populations. Three dwarf mutant, one brown midrib and tree drought tolerance confirmed from Parbhani Moti.Keywords
Mutation, Segregants, EMS, LD50 ,Genetic Variability.References
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- Study on Mutagenic Effectiveness and Efficiency of Mutagens in Inducing Chlorophyll Mutations in M2 Generation in Sorghum [Sorghum bicolor (l.) Moench ]
Abstract Views :366 |
PDF Views:0
Authors
Affiliations
1 Department of Agricultural Botany, Vasantrao Naik Marathwada Krishi Vidyapeeth, Parbhani (M.S.), IN
2 Upland Paddy Research Scheme, Vasantrao Naik Marathwada Krishi Vidyapeeth, Parbhani (M.S.), IN
1 Department of Agricultural Botany, Vasantrao Naik Marathwada Krishi Vidyapeeth, Parbhani (M.S.), IN
2 Upland Paddy Research Scheme, Vasantrao Naik Marathwada Krishi Vidyapeeth, Parbhani (M.S.), IN
Source
International Journal of Plant Sciences, Vol 15, No 2 (2020), Pagination: 107-112Abstract
An investigation was carried out to create the variability generated through induced mutation in two sorghum populations viz., 296 B (Kharif) and Parbhani Moti (Rabi). Two mutagens viz., gamma irradiation (10 kR, 20kR, 30kR and 40kR) and EMS (0.1%EMS, 0.2%EMS, 0.3%EMS and 0.3%EMS) and their combination were used M2 generation. Mutagenic sensitivity in M2 generation on the basis of reduced germination and plant survival revealed a dose dependent reaction and differential response of the populations. In general, chlorophyll mutation frequency expressed on M2 seedling basis increased linearly with doses of three the mutagens in 296 B and Parbhani Moti. The frequency was more in 296 B followed by Parbhani Moti of three mutagens. The spectrum of chlorophyll mutations comprised albina, xantha, viridis, xanthaviridis, chlorina. The most frequently occurred mutant was viridis type followed by chlorina in all the populations. The population 296 B had expressed largest frequency of chlorophyll mutants followed by Parbhani Moti.Keywords
Mutation, Segregants, EMS, LD50 ,Genetic variability, Albina, Xantha, Chlorina.References
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- Hall, P. (1993). Policy paradigms, social learning and the state: The case of economic policymaking in Britain. Comparative Politics, 25(2) : 275–296.
- Kebede, H., Subudhi, P.K., Rosenow, D.T. and Nguyen, H.T. (2001). Quantitative trait loci influencing drought tolerance in grain sorghum [Sorghum bicolor (L.) Moench]. Theoretical & Applied Genetics, 103(2-3) : 266-276.
- Maheshwari, J.J., Dhole, V.J., Patil, S. and Rathod, D.R. (2003). Radiation induced variability for quantitative characters in soybean. J. Soils & Crops. 13 (2): 314-316.
- Makeen, K., Suresh, B.G., Lavanya, G.R. and Kumari, A. (2013). Study of chlorophyll and macro mutations induced by gamma rays and sodium azide in urdbean [Vigna mungo (L.) Hepper]. Afr. J. Agric. Res., 8 (47) : 5958-5961.
- Panse, V.G. and Sukhatme, P.V. (1954). Statistical methods for agricultural workers, ICAR, New Delhi, pp. 152-165.
- Pavadai, P., Girija, M. and Dhanavel, D. (2010). Effect of gamma rays on some yield parameters and protein content of soybean in M2, M3 and M4 generation. J. Experimental Sciences, 1 (6): 8-11.
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