Shivani Nagar

ORCID: 0000-0002-2523-7261
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Research Areas
  • Plant Stress Responses and Tolerance
  • Photosynthetic Processes and Mechanisms
  • Soybean genetics and cultivation
  • Light effects on plants
  • Wheat and Barley Genetics and Pathology
  • Crop Yield and Soil Fertility
  • CRISPR and Genetic Engineering
  • Plant responses to elevated CO2
  • Seed Germination and Physiology
  • Plant Reproductive Biology
  • Plant Genetic and Mutation Studies
  • Rice Cultivation and Yield Improvement
  • Plant Diversity and Evolution
  • Plant Molecular Biology Research
  • Plant responses to water stress
  • Plant tissue culture and regeneration
  • Plant nutrient uptake and metabolism
  • Chromosomal and Genetic Variations
  • Plant Water Relations and Carbon Dynamics
  • Agricultural Science and Fertilization
  • Photoreceptor and optogenetics research
  • Plant Micronutrient Interactions and Effects
  • Advances in Cucurbitaceae Research
  • Heavy Metals in Plants
  • Irrigation Practices and Water Management

Indian Agricultural Research Institute
2013-2024

Dr. Yashwant Singh Parmar University of Horticulture and Forestry
2023

Indian Council of Agricultural Research
2023

Understanding the physiological mechanism of tolerance under stress conditions is an imperative aspect crop improvement programme. The role plant hormones well-established in abiotic tolerance. However, information on gibberellic acid (GA) late sown wheat still not thoroughly explored. Thus, we aimed to investigate endogenous GA 3 level contrasting cultivars, viz ., temperature-tolerant (HD 2643 and DBW 14) susceptible 2189 HD 2833) cultivars timely conditions. We created variation by...

10.3389/fpls.2021.692252 article EN cc-by Frontiers in Plant Science 2021-08-19

Rising air temperature is a major constraint for crop productivity under the current climate change scenario. Rice crops are known to be sensitive high-temperature (HT) stress at anthesis and post-anthesis stages. Photosynthesis an important metabolic process affected by HT stress. A pot study was planned screen set of seventy-three Indian rice accessions based upon changes in rate photosynthesis (Pn) related gas exchange traits HT, characterize contrasting component tolerance. All were...

10.3390/agriculture13030545 article EN cc-by Agriculture 2023-02-23

Micronutrient malnutrition and suboptimal yields pose significant challenges in rainfed cropping systems worldwide. To address these issues, the implementation of climate-smart management strategies such as conservation agriculture (CA) system intensification millet is crucial. In this study, we investigated effects different options, residue management, contrasting tillage practices on pearl yield stability, biofortification, fatty acid profile millet. ZT with intercropping legumes (cluster...

10.3389/fnut.2023.1205926 article EN cc-by Frontiers in Nutrition 2023-08-21

Rice is one of the apex food crops in terms meeting daily calorific and dietary requirement majority world population. However, rice productivity severely limited by various biotic abiotic attributes, causing a severe threat to global security. In use functional genomics genome editing for generation trait-enhanced genotypes, it necessary have an efficient genetic transformation regeneration protocol. The recalcitrant nature paucity versatile protocols indica cultivars remains constraint....

10.3390/mps6060113 article EN cc-by Methods and Protocols 2023-11-23

Sustaining crop yield under abiotic stresses with optimized resource use is a prerequisite for sustainable agriculture, especially in arid and semi-arid areas. Water heat stress are major impacting growth by influencing complex physiological biochemical processes during the life cycle of crops. In 2-year (2015–2017) research, spring wheat cv. HD-2967 was grown deficit irrigation delayed sowing conditions to impose water terminal stresses, respectively. The data were analyzed seasonal use,...

10.3389/fpls.2023.1171479 article EN cc-by Frontiers in Plant Science 2023-05-16

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10.2139/ssrn.4616079 preprint EN 2023-01-01

Melatonin is a signalling molecule in plants which act as growth regulator and stress buffering agent but little known about its defensive role heat tolerance rice. In this study we analysed the acclimation response of two contrasting responsive rice genotypes NERICA-L-44 (NL-44, tolerant) Pusa Basmati 1121 (PB-1121, susceptible) to exogenous melatonin treatment under stress. Heat induces biosynthesis both maximum increase was observed NL-44. Application further increases endogenous content...

10.2139/ssrn.4638905 preprint EN 2023-01-01
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