scholarly journals Influence of Gamma Irradiation and Seed Treatment Chemicals on Seed Longevity of Bengal Gram (Cicer arietinum L.) and Black Gram (Vigna mungo L.)

Author(s):  
Pra nesh ◽  
S.R. Doddagoudar ◽  
S.N. Vasudevan ◽  
N.M. Shakunthala ◽  
D.S. Aswathanarayana
2021 ◽  
Vol 939 (1) ◽  
pp. 012069
Author(s):  
R Bansal ◽  
P Gauba

Abstract Hexavalent Chromium is a major soil pollutant; thus, its remediation from soil deserves due attention. Phytoremediation is an area of active current research which is eco-friendly and economic. Use of leguminous plants for phytoremediation will improve soil quality, fertility and nutrient balance and would help in restoration of natural soil ecosystem. The present study focuses on the use of two commonly growing legumes; Cicer arietinum (RP1) and Vigna mungo (RP2) to explore their remediation potential towards Cr(VI) with concentration ranging from 100-900 mg kg−1 with the growth up to three weeks and were assessed for remediation potential and toxicity parameters. Higher percentage of decrease in root and shoot length was observed in RP2 as compared to RP1. Chlorophyll content was also found to be decreasing with increasing Cr stress in both the species. RP2 recorded higher BCF than RP1. Highest bioaccumulation factor 4.32 was observed in RP2 at 400 mg kg−1 concentration. Translocation factor >1 was observed in both the plants with highest as 1.67 at 600 mg kg−1 in RP2 and 1.93 at 400 mg kg−1 in RP1. Remediation percentage of 72.25% in RP2 at 600 mg kg−1 and 73.13% at 400 mg kg−1 in RP1 was observed. Both the plants showed high tolerance and remediation potential towards Cr(VI) therefore has a great phytoremediation prospect, however, RP2 can be preferred over RP1.


Author(s):  
Neelma Munir ◽  
Faiza Saleem ◽  
Anam Mushtaq ◽  
Rukhama Haq ◽  
Azka Saleem ◽  
...  

Chickpea (Cicer arietinum L.) is an important pulse crop grown and consumed all over the world. It is a good as well as the cheapest source of protein, soluble, insoluble fibers, vitamins, potassium and phosphorus. The present research was done to check the efficacy of gamma irradiation on chickpea’s proximate components and how the physical mutagen helped in Salmonella inactivation without any significant change in the proximate components of chickpea. The samples were treated with three different doses of gamma radiation (0.5, 1.0 and 2.0 kGy). Screening and evaluation of native micro flora on chickpea was performed and the viable counts of the microbes detected on samples of chickpea were Bacillus subtillis, Escherichia coli, Streptococcus pyogenes, Staphylococcus aureus and Salmonella sp. which were confirmed by biochemical test (API strips) before and after gamma irradiation. Results showed that 2 kGy is the optimum dose for chickpea at which complete elimination of Salmonella was recorded with no significant effect on sensory property as well as the proximate content of Cicer arietinum L.


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