Suitable genotypes of gram (Cicer arietinum) and mechanism of their tolerance to salinity


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Authors

  • R P DUA
  • S K SHARMA

Keywords:

chickpea, genotypes, locations, salinity, interactions, ion uptake, gram, Cicer arietinum

Abstract

Chickpea or gram (Cicer arietinum L.) genotypes collected from International Crops Research Institute for Semi-Arid
Tropics, Hyderabad, and from the All-India Co-ordinated Trials were grown in the field under salt stress, having
surface (0-15 cm depth) soil of pH2 8.8 and electrical conductivity of saturation extract (ECe) 4-6 dS/m, during 1988-89 and 1989-90). The seeds or the surviving plants were collected 'and multiplied. The selected genotypes Were grown at different salt-stressed locations during 1990-91, 1991-92 and 1992-93. The genotypes 'CSG 8977', 'CSG 8962'and 'CSG 8943' gave the best yield in salinity ofECe 2-6 dS/m. 'CSG 88101' was the best salt-tolerant genotype,
giving double the yield of almost all other genotypes at ECe 7-8 dS/m. The variation in genotypes for the salinity tolerance were attributed to their differences in uptake and distribution of sodium and chlOlide ions. The presence of genotype x salinity, salinity X location and location X year interactions was evident.

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Author Biographies

  • R P DUA
    Senior Scientist (plant Breeding), Central Soil Salinity Research Institute, Karnal, Haryana132 001

  • S K SHARMA
     Senior Scientist (Plant Physiology), Division of Crop Improvernent, Central Soil Salinity Research Institute, Karnal, Haryana132 001

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How to Cite

DUA, R. P., & SHARMA, S. K. (2013). Suitable genotypes of gram (Cicer arietinum) and mechanism of their tolerance to salinity. The Indian Journal of Agricultural Sciences, 67(10). https://epubs.icar.org.in/index.php/IJAgS/article/view/30051