Sudhir Kumar
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View article: Multivariate analysis to identify drought responsive morpho-physiological traits in standard chrysanthemum genotypes
Multivariate analysis to identify drought responsive morpho-physiological traits in standard chrysanthemum genotypes Open
Chrysanthemum is a major flower crop grown globally for its use as cut flowers, potted plants and landscape decoration. It is highly susceptible to drought; hence, it is necessary to identify the drought responsive key traits in chrysanthe…
View article: Effect of bioagents on physiological and biochemical parameters in African Marigold(Tagetes erecta L.)under heat stress conditions
Effect of bioagents on physiological and biochemical parameters in African Marigold(Tagetes erecta L.)under heat stress conditions Open
African marigold (Tagetes erecta L.) is an important commercial flower crop, widely cultivated for loose flower production throughout the year. It serves as a lucrative cash crop, providing farmers with high returns. Farmers grow a range o…
View article: Symbiotic nitrogen fixation for sustainable chickpea yield and prospects for genome editing in changing climatic situations
Symbiotic nitrogen fixation for sustainable chickpea yield and prospects for genome editing in changing climatic situations Open
Chickpea ( Cicer arietinum L.) is a vital/essential legume crop valued for its nutritional, agricultural, and economic importance, with a relatively large genome size of approximately 738 megabases. Chickpea roots establish symbiotic relat…
View article: Association studies for leaf rust resistance earmark differential genomic regions for silicon (Si) responsiveness in bread wheat (Triticum aestivum L.)
Association studies for leaf rust resistance earmark differential genomic regions for silicon (Si) responsiveness in bread wheat (Triticum aestivum L.) Open
Our results provide important insights into the genetic basis of Si response and can assist in developing molecular markers for selecting and integrating Si-responsive genomic regions into wheat breeding lines.
View article: Identification of superior rice donors with enhanced nitrogen use efficiency using a comprehensive multivariate genotype selection strategy
Identification of superior rice donors with enhanced nitrogen use efficiency using a comprehensive multivariate genotype selection strategy Open
Improving nitrogen use efficiency (NUE) of rice plants utilizing a few end-of-season traits poses a severe phenotyping bottleneck in exploring the genetic diversity of a large population and genotype selection accuracy. Therefore, a compre…
View article: Effect of combined drought and high temperature stress onwheat (Triticum aestivum): Insights into grain yield and quality dynamics
Effect of combined drought and high temperature stress onwheat (Triticum aestivum): Insights into grain yield and quality dynamics Open
The experiment was conducted during winter (rabi) season of 2020–21 and 2021–22 at ICAR-Indian Agricultural Research Institute, New Delhi to assess the individual and combined effects of drought and heat stresses on bread wheat (Triticum a…
View article: Soil Drenching and Foliar Application of Nano Fertilizers Improved Quality Traits and Vase Life of Asparagus densiflorus cv. ‘Sprengeri’
Soil Drenching and Foliar Application of Nano Fertilizers Improved Quality Traits and Vase Life of Asparagus densiflorus cv. ‘Sprengeri’ Open
The current study was carried out during September, 2022 to March, 2023 at Chidambaram, Cuddalore District, Tamil Nadu, India. The study examined the impact on enhancing quality and marketability, responding to the urgent demand for sustai…
View article: Evaluating the combined effects of elevated ozone and carbon dioxide on seed-related traits in Indian mustard (Brassica juncea)
Evaluating the combined effects of elevated ozone and carbon dioxide on seed-related traits in Indian mustard (Brassica juncea) Open
An experiment was conducted during winter (rabi) seasons 2020–21 and 2021–22 at ICAR-Indian Agricultural Research Institute, New Delhi, aimed to evaluate the influence of elevated conditions on seed germination in Indian mustard. Three win…
View article: Genetic and Phylogenetic Characterization of Dengue Virus among Clinically Suspected Patients in Eastern India
Genetic and Phylogenetic Characterization of Dengue Virus among Clinically Suspected Patients in Eastern India Open
AIM: Dengue is an acute systemic viral disease well known globally in both endemic and epidemic transmission cycles. Main aim is to study serotypes/genotypes and lineages of dengue virus (DENV) are associated with more severe outbreaks. Ma…
View article: Optimizing fodder yield and quality through integrated organic nutrient amendments in multi-crop system
Optimizing fodder yield and quality through integrated organic nutrient amendments in multi-crop system Open
The increasing demand for organic fodder has highlighted the need for sustainable agricultural practices that optimize both yield and quality. However, research on integrated organic nutrient management in multi-crop systems remains limite…
View article: Maximizing nitrogen stress tolerance through high-throughput phenotyping in rice
Maximizing nitrogen stress tolerance through high-throughput phenotyping in rice Open
Nitrogen (N) is a significant nutrient element limiting rice yield and quality, a major staple crop consumed worldwide. N deficiency negatively affects the growth and development of rice by impacting vital physiological processes. Plants h…
View article: Identification of heat tolerant lentil genotypes through stress tolerance indices
Identification of heat tolerant lentil genotypes through stress tolerance indices Open
With climate change projections indicating an increase in the frequency of extreme heat events and irregular rainfall patterns globally, the threat to global food security looms large. Terminal heat stress, which occurs during the critical…
View article: Understanding the genetics of physiological traits to achieve next breakthrough in bread wheat (Triticum aestivum L.)
Understanding the genetics of physiological traits to achieve next breakthrough in bread wheat (Triticum aestivum L.) Open
Optimization of different physiological processes to meet the requirement of various agronomic traits consolidation now appears to be necessary to break the fast-approaching yield ceiling. Source-sink relationship in the new high-yielding …
View article: Resilience of French Marigold (T<i>agetes patula</i> L.) Genotypes to Cold Stress: Morphological and Biochemical Insights
Resilience of French Marigold (T<i>agetes patula</i> L.) Genotypes to Cold Stress: Morphological and Biochemical Insights Open
In this investigation, the impact of cold stress on four French marigold genotypes (Hisar Beauty, Hisar Jafri, Valencia Yellow, and Orange Winner) was studied under open field and polyhouse conditions. Significant reductions in vegetative …
View article: Impact of Plant Growth-Promoting Microorganism (PGPM) Consortium on Biochemical Properties and Yields of Tomato Under Drought Stress
Impact of Plant Growth-Promoting Microorganism (PGPM) Consortium on Biochemical Properties and Yields of Tomato Under Drought Stress Open
Drought is the most important abiotic stress that restricts the genetically predetermined yield potential of the crops. In the present study, four tomato varieties: Kashi Vishesh, Kashi Aman, Kashi Abhiman, and Kashi Amrit, were used to st…
View article: Phytotoxic effects of tropospheric ozone altered by elevated levels of CO2 in Indian mustard for Sustaining production
Phytotoxic effects of tropospheric ozone altered by elevated levels of CO2 in Indian mustard for Sustaining production Open
Tropospheric ozone is the most important air pollutant of global concern since it affects crops negatively by causing oxidative damage. The increased levels of carbon dioxide positively impacted the C3 plants. The impacts of elevated O3 an…
View article: Online Defamation in the Digital Age: Issues and Challenges with Particular Reference to Deepfakes and Malicious Bots
Online Defamation in the Digital Age: Issues and Challenges with Particular Reference to Deepfakes and Malicious Bots Open
The digital age has ushered in a new era of communication, marked by the proliferation of social media platforms and the lightning-fast spread of information. However, this interconnectedness also presents challenges in the realm of online…
View article: Unraveling the effect of drought and heat stresses on grain quality of wheat (Triticum aestivum)
Unraveling the effect of drought and heat stresses on grain quality of wheat (Triticum aestivum) Open
Drought stress (DS) and heat stress (HS) have adverse effects on wheat (Triticum aestivum L.) growth, serving as the primary constraints that significantly limit grain yield. Present study was carried out during 2020–21 and 2021–22 at the …
View article: Could elevated CO 2 ameliorate the negative effects of elevated O 3 on yield and quality mustard ( Brassica juncea )?
Could elevated CO 2 ameliorate the negative effects of elevated O 3 on yield and quality mustard ( Brassica juncea )? Open
This research explores the impact of elevated ozone (eO ), elevated carbon dioxide (eCO ), and their interaction on the yield and quality of mustard (Brassica juncea) crops through a Free Air Concentration Enrichment (FACE) experiment cond…
View article: Unveiling DREB30: A Key Player in Wheat's Battle Against Combined Drought and Heat Stress
Unveiling DREB30: A Key Player in Wheat's Battle Against Combined Drought and Heat Stress Open
Dehydration-responsive element-binding protein (DREB) is a transcription factor specific to plants, capable of selectively binding to DRE/CRT elements in reaction to abiotic stresses, such as drought. DREB proteins play a crucial role in i…
View article: Inhibitory role of copper and silver nanocomposite on important bacterial and fungal pathogens in rice (Oryza sativa)
Inhibitory role of copper and silver nanocomposite on important bacterial and fungal pathogens in rice (Oryza sativa) Open
Rice ( Oryza sativa ) being among the most important food crops in the world is also susceptible to various bacterial and fungal diseases that are the major stumbling blocks in the way of increased production and productivity. The bacteria…
View article: Evaluation of tree species using Air Pollution Tolerance Index for urban landscaping in Delhi
Evaluation of tree species using Air Pollution Tolerance Index for urban landscaping in Delhi Open
Air pollution which negatively impacts both human health and the environment is a mountainous challenge before policymakers and city planners in urban areas. Urban landscaping with effective pollution-combating tree species is one of the s…