S. Gopala Krishnan
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View article: A study on demographic, clinical profile, and outcome of scrub typhus
A study on demographic, clinical profile, and outcome of scrub typhus Open
Background: Scrub typhus, caused by Orientia tsutsugamushi, is an emerging zoonotic infection transmitted through chigger mite bites. It presents with non-specific symptoms and mimics other febrile illnesses, often leading to diagnostic de…
View article: List of contributors
List of contributors Open
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: Mapping Novel QTLs Associated with Grain Number and Primary Branching in Rice using New plant type derived RILs
Mapping Novel QTLs Associated with Grain Number and Primary Branching in Rice using New plant type derived RILs Open
Background Grain number per panicle, thousand-grain weight, panicle branching and productive tiller number per unit area are the major yield-attributing traits in rice. The yield plateau for more than two decades, demands for the identific…
View article: Genome-wide association analysis of grain iron and zinc in rice grown under agroclimatic sites with contrasting soil iron status
Genome-wide association analysis of grain iron and zinc in rice grown under agroclimatic sites with contrasting soil iron status Open
Introduction Iron (Fe) content in soil can influence rice cultivation, inciting responses ranging from deficiency to toxicity. Fe toxicity is a major constraint, particularly in areas where acidic soils predominate. Grain Fe content along …
View article: Phenomics assisted trait dissection and genotype selection for improved nitrogen use efficiency in rice
Phenomics assisted trait dissection and genotype selection for improved nitrogen use efficiency in rice Open
View article: Assessment of genetic variability and principal component analysis (PCA) for rice starch viscosity traits
Assessment of genetic variability and principal component analysis (PCA) for rice starch viscosity traits Open
Rice quality evaluation has a significant impact in deciding consumer acceptability and its suitability for various end-user applications. In the current investigation, we have evaluated a set of 54 genotypes, including landraces, popular …
View article: Development of dual disease resistant Basmati rice varieties offer significant economic advantage and impetus to sustainable crop production
Development of dual disease resistant Basmati rice varieties offer significant economic advantage and impetus to sustainable crop production Open
The technology developed holds great potential for producing pesticide residue free Basmati rice under environment friendly production conditions. The developed varieties can strengthen trade of Indian Basmati rice in international market …
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: Genetic variability, diversity and character association in quantitative traits of mango (Mangifera indica L)
Genetic variability, diversity and character association in quantitative traits of mango (Mangifera indica L) Open
View article: Analysis of root system architecture in rice indicates limited varietal adaptations
Analysis of root system architecture in rice indicates limited varietal adaptations Open
Plant roots are the primary organs that sense and respond to soil-derived stresses. A healthy root system architecture reflects a plant’s adaptive potential. In this study, we analyzed root traits of 286 rice varieties grown in hydroponic …
View article: Phenotypic assessment of RILs of an interspecific biparental population (IR29/Oryza glaberrima Steud.) for seedling salinity tolerance and exploration QTL/haplotype in African rice (O. glaberrima S.) genome
Phenotypic assessment of RILs of an interspecific biparental population (IR29/Oryza glaberrima Steud.) for seedling salinity tolerance and exploration QTL/haplotype in African rice (O. glaberrima S.) genome Open
Salinity is one of the most predominant abiotic stress factors affecting crop production across the planet earth. Rice is canonically a glycophytic species that becomes sensitive to salinity stress, especially at the seedling and early rep…
View article: Assessing the long-term survival of bakanae pathogen Fusarium fujikuroi in rice-wheat cropping system in Northern - India using advanced metagenomic and qPCR techniques
Assessing the long-term survival of bakanae pathogen Fusarium fujikuroi in rice-wheat cropping system in Northern - India using advanced metagenomic and qPCR techniques Open
Bakanae disease, caused by Fusarium fujikuroi, is emerging as a major threat to rice crops worldwide, posing a significant challenge to basmati rice farming in India. The difficulty in managing the disease is compounded by the morphologica…
View article: Temporal dynamics of plant communities on Thirukudder Hill in Thiruparankundram, Madurai District, Tamil Nadu, India
Temporal dynamics of plant communities on Thirukudder Hill in Thiruparankundram, Madurai District, Tamil Nadu, India Open
Palsamy P, Gayathrippriya S, Krishnan SG, Chinnakaruppan M, Premkumar M, Muthuvel U, Suresh K. 2024. Temporal dynamics of plant communities on Thirukudder Hill in Thiruparankundram, Madurai District, Tamil Nadu, India. Asian J For 8: 115-1…
View article: Dynamic interplay of soil parameters and CO2 sequestration in Solanku-runi Freshwater Pond Wetland, Tamil Nadu, India
Dynamic interplay of soil parameters and CO2 sequestration in Solanku-runi Freshwater Pond Wetland, Tamil Nadu, India Open
This study investigates the dynamic interplay between soil temperature, pH levels, and CO2 sequestration across ten sample sites over a four-month periods from January to April 2018 in Solankuruni freshwater pond wetland in Madurai Distric…
View article: Identification of a Promising Novel Genetic Source for Rice Root-Knot Nematode Resistance through Markers Associated with Trait-Specific Quantitative Trait Loci
Identification of a Promising Novel Genetic Source for Rice Root-Knot Nematode Resistance through Markers Associated with Trait-Specific Quantitative Trait Loci Open
Direct-seeded rice (DSR) is gaining popularity among farmers due to its environmentally safe and resource-efficient production system. However, managing the rice root-knot nematode (RRKN), Meloidogyne graminicola, remains a major challenge…
View article: High‐density single nucleotide polymorphism‐based linkage mapping reveals novel quantitative trait loci for rice (<scp><i>Oryza sativa</i></scp>) sheath blight resistance from wild rice (<scp><i>Oryza rufipogon</i></scp>)‐derived introgression line
High‐density single nucleotide polymorphism‐based linkage mapping reveals novel quantitative trait loci for rice (<span><i>Oryza sativa</i></span>) sheath blight resistance from wild rice (<span><i>Oryza rufipogon</i></span>)‐derived introgression line Open
Rice sheath blight is one of the most important fungal disease‐causing yield losses up to 50%. An Oryza rufipogon ‐derived introgression line (Pusa 1908‐13‐12‐5) identified to be highly resistant to sheath blight was used for developing a …
View article: Underlying physiological mechanism and expression analysis of important genes associated with extended shelf-life in cucumber
Underlying physiological mechanism and expression analysis of important genes associated with extended shelf-life in cucumber Open
Cucumber (Cucumis sativus L.) is one of the most important vegetable crops cultivated worldwide. The fruits of the cucumber are highly perishable and become unfit for consumption within 2–3 days of harvesting when stored under ambient cond…
View article: Higher Grain-Filling Rate in Inferior Spikelets of Tolerant Rice Genotype Offset Grain Yield Loss under Post-Anthesis High Night Temperatures
Higher Grain-Filling Rate in Inferior Spikelets of Tolerant Rice Genotype Offset Grain Yield Loss under Post-Anthesis High Night Temperatures Open
Increased nighttime respiratory losses decrease the amount of photoassimilates available for plant growth and yield. We hypothesized that the increased respiratory carbon loss under high night temperature (HNT) can be compensated by increa…
View article: Allele mining for Granule Bound Starch Synthase1 (GBSS1) gene governing amylose content in aromatic rice (Oryza sativa L.) germplasm
Allele mining for Granule Bound Starch Synthase1 (GBSS1) gene governing amylose content in aromatic rice (Oryza sativa L.) germplasm Open
The current research investigated sequence polymorphism and allelic variation in the GBSS1 gene responsible for determining the apparent amylose content (AAC) in an aromatic rice germplasm panel. Analysis of 271 germplasm accessions from I…
View article: Implications of tolerance to iron toxicity on root system architecture changes in rice (Oryza sativa L.)
Implications of tolerance to iron toxicity on root system architecture changes in rice (Oryza sativa L.) Open
Introduction Toxicity due to excess soil iron (Fe) is a significant concern for rice cultivation in lowland areas with acidic soils. Toxic levels of Fe adversely affect plant growth by disrupting the absorption of essential macronutrients,…
View article: Identification of resistant sources against bakanae disease in short grained aromatic rice (Oryza sativa)
Identification of resistant sources against bakanae disease in short grained aromatic rice (Oryza sativa) Open
An experiment was conducted during rainy (kharif) seasons of 2019 and 2020 at the research farm of ICAR Indian Agricultural Research Institute, New Delhi to screen 90 genotypes of scented short grained rice (Oryza sativa L.) for Fusarium f…
View article: Higher Grain Filling Rate in Inferior Spikelets of Tolerant Rice Genotype Offset Grain Weight Loss Under Post-Anthesis High Night Temperature
Higher Grain Filling Rate in Inferior Spikelets of Tolerant Rice Genotype Offset Grain Weight Loss Under Post-Anthesis High Night Temperature Open
View article: Exploring the Glycaemic Impact and Culinary Qualities of Rice Through Genome-Wide Association Studies on Starch Composition and Viscosity Profiles
Exploring the Glycaemic Impact and Culinary Qualities of Rice Through Genome-Wide Association Studies on Starch Composition and Viscosity Profiles Open
View article: https://www.envirobiotechjournals.com/EEC/vol30issue1/EEC-2.pdf
https://www.envirobiotechjournals.com/EEC/vol30issue1/EEC-2.pdf Open
The early emergence and uniform establishment of seedlings are crucial in direct seeded rice cultivation (DSR).The process of seedling emergence is influenced by complex factors and characteristics that operate during both seed germination…
View article: Genome-Wide Identification and Characterisation of Cytokinin-O-Glucosyltransferase (CGT) Genes of Rice Specific to Potential Pathogens
Genome-Wide Identification and Characterisation of Cytokinin-O-Glucosyltransferase (CGT) Genes of Rice Specific to Potential Pathogens Open
View article: Characterization of mango hybrids and their parents for vigor, flowering, yield components and biochemical traits
Characterization of mango hybrids and their parents for vigor, flowering, yield components and biochemical traits Open
The vigour, blooming, yield, and biochemical features of seventy mango hybrids, including their parents,‘Amrapali’ and ‘Sensation’, were evaluated. The hybrid ‘H-13-5’ had the greatest plant height (10.11m), wherestem girth was maximum in …
View article: Phenotypic Characterization of Crop Genetic Resources of AA-genome Species in Rice (Oryza spp.)
Phenotypic Characterization of Crop Genetic Resources of AA-genome Species in Rice (Oryza spp.) Open
Non-hierarchical Euclidean cluster analysis based on principal component scores of yield and processing traits was used for characterization of 108 potato germplasm accessions of world collection under short day (9.75-11.5 h photoperiod) c…
View article: Fine mapping of qBK1.2, a major QTL governing resistance to bakanae disease in rice
Fine mapping of qBK1.2, a major QTL governing resistance to bakanae disease in rice Open
Bakanae disease caused by Fusarium fujikuroi is an emerging disease of rice causing losses in all rice-growing regions around the world. A BC 2 F 2 population was developed by backcrossing the recurrent parent Pusa Basmati 1121 (PB1121) wi…
View article: Genetic Enhancement for Biotic Stress Resistance in Basmati Rice through Marker-Assisted Backcross Breeding
Genetic Enhancement for Biotic Stress Resistance in Basmati Rice through Marker-Assisted Backcross Breeding Open
Pusa Basmati 1509 (PB1509) is one of the major foreign-exchange-earning varieties of Basmati rice; it is semi-dwarf and early maturing with exceptional cooking quality and strong aroma. However, it is highly susceptible to various biotic s…