Sapna Panwar
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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: Assessing genotypic diversity in Gladiolus grandiflorus for tolerance to saline conditions
Assessing genotypic diversity in Gladiolus grandiflorus for tolerance to saline conditions Open
Salinity is a major abiotic stress affecting crop productivity, particularly in commercial cut flower like gladiolus (Gladiolus grandiflorus L.), which is highly sensitive. The present study was carried out during 2022–23 and 2023–24 at IC…
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: Identification of cold tolerant French marigold genotypes using morpho-biochemical parameters
Identification of cold tolerant French marigold genotypes using morpho-biochemical parameters Open
French marigold (Tagetes patula L.) is a widely cultivated ornamental species, valued for its vibrant blooms and adaptability. However, low winter temperatures in northern India can adversely impact its vegetative growth and floral develop…
View article: Efficient induction of parthenogenetic haploids in African marigold (Tagetes erecta) L.) using Co60 gamma-irradiated pollen of French Marigold (Tagetes patula L.)
Efficient induction of parthenogenetic haploids in African marigold (Tagetes erecta) L.) using Co60 gamma-irradiated pollen of French Marigold (Tagetes patula L.) Open
Haploids and doubled haploids play a crucial role in crop improvement programs, including hybridisation, mutation breeding, and genetic and genomic studies. Induction of parthenogenesis using gamma-irradiated pollens is an efficient approa…
View article: Morphometric studies of marigold (Tagetes erecta) var. Pusa Narangi Gainda: Impact of cold stress and mitigation strategies
Morphometric studies of marigold (Tagetes erecta) var. Pusa Narangi Gainda: Impact of cold stress and mitigation strategies Open
The experiment was conducted during 2021 to 2023 at ICAR-Indian Agricultural Research Institute, New Delhi aimed to investigate the morphological changes of marigold (Tagetes erecta L.) var. Pusa Narangi Gainda under the influence of cold …
View article: Comprehensive Analysis of Genetic variability, Trait interactions and Phenotypic diversity in Marigold (Tagetes spp.) genotypes
Comprehensive Analysis of Genetic variability, Trait interactions and Phenotypic diversity in Marigold (Tagetes spp.) genotypes Open
Marigold (Tagetes spp.) is a popular ornamental plant known for its vibrant flowers. This study evaluates genetic variability and correlation among key morphological traits affecting flower yield in 38 marigold genotypes. Significant diffe…
View article: Evaluation of French Marigold (Tagetes Patula L.) Genotypes for Cold Tolerance Using Multivariate Analysis
Evaluation of French Marigold (Tagetes Patula L.) Genotypes for Cold Tolerance Using Multivariate Analysis Open
View article: Genetic assessment and trait profiling of marigold (Tagetes spp.) hybrids
Genetic assessment and trait profiling of marigold (Tagetes spp.) hybrids Open
View article: Regulation of cold stress and biochemical responses in marigold var. Pusa Narangi Gainda during the winter season
Regulation of cold stress and biochemical responses in marigold var. Pusa Narangi Gainda during the winter season Open
This study aimed to compare various methods to alleviate cold stress and investigate biochemical responses in marigold var. Pusa Narangi Gainda. This study was conducted over two years (2021-2022 and 2022-2023) at the Centre for Protected …
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: Influence of growth regulators on callus induction and plant regeneration from anthers of Tagetes spp.
Influence of growth regulators on callus induction and plant regeneration from anthers of Tagetes spp. Open
Marigold (Tagetes spp.) belongs to family Asteraceae, native to Mexico, is one of the most important flower crop grown commercially in different parts of India. The application of haploid techniques as anther culture can considerably accel…
View article: Effect of Phytohormones on Shoot Proliferation of Doubled Haploid Lines of African Marigold (Tagetes erecta L.)
Effect of Phytohormones on Shoot Proliferation of Doubled Haploid Lines of African Marigold (Tagetes erecta L.) Open
In vitro propagation of marigold has played a very important role in rapid multiplication of cultivars with desirable traits and production of healthy and disease-free plants. Shoot proliferation is a very important phase of micropropagati…
View article: Influence of Copper Sulphate on Anther Culture for Haploid Production in African Marigold (Tagetes erecta L.)
Influence of Copper Sulphate on Anther Culture for Haploid Production in African Marigold (Tagetes erecta L.) Open
The present study was carried out to improve the yield of androgenesis in marigold, for which copper sulfate was tested during the pretreatment of anther culture at various concentrations. The best results were obtained when copper sulfate…
View article: Studies on in vitro chromosome doubling of haploid derived through androgenesis in marigold (Tagetes patula L.)
Studies on in vitro chromosome doubling of haploid derived through androgenesis in marigold (Tagetes patula L.) Open
Local strain of Tagetes patula L. was used for in vitro androgenesis with floret size ranging from 2 to 4.5 mm. One haploid from anther derived regenerants was isolated and confirmed by cytological analysis and chloroplast counting. The is…
View article: Cross species/genera transferability of simple sequence repeat markers, genetic diversity and population structure analysis in gladiolus ( <i>Gladiolus × grandiflorus</i> L.) genotypes
Cross species/genera transferability of simple sequence repeat markers, genetic diversity and population structure analysis in gladiolus ( <i>Gladiolus × grandiflorus</i> L.) genotypes Open
Background Genetic analysis of gladiolus germplasm using simple sequence repeat (SSR) markers is largely missing due to scarce genomic information. Hence, microsatellites identified for related genera or species may be utilized to understa…
View article: Peer Review #2 of "Cross species/genera transferability of simple sequence repeat markers, genetic diversity and population structure analysis in gladiolus (Gladiolus × grandiflorus L.) genotypes (v0.1)"
Peer Review #2 of "Cross species/genera transferability of simple sequence repeat markers, genetic diversity and population structure analysis in gladiolus (Gladiolus × grandiflorus L.) genotypes (v0.1)" Open
Background.Genetic analysis of gladiolus germplasm using simple sequence repeat (SSR) markers is largely missing due to scarce genomic information.Hence, microsatellites identified for related genera or species may be utilized to understan…
View article: Peer Review #1 of "Cross species/genera transferability of simple sequence repeat markers, genetic diversity and population structure analysis in gladiolus (Gladiolus × grandiflorus L.) genotypes (v0.1)"
Peer Review #1 of "Cross species/genera transferability of simple sequence repeat markers, genetic diversity and population structure analysis in gladiolus (Gladiolus × grandiflorus L.) genotypes (v0.1)" Open
Background.Genetic analysis of gladiolus germplasm using simple sequence repeat (SSR) markers is largely missing due to scarce genomic information.Hence, microsatellites identified for related genera or species may be utilized to understan…
View article: Peer Review #3 of "Cross species/genera transferability of simple sequence repeat markers, genetic diversity and population structure analysis in gladiolus (Gladiolus × grandiflorus L.) genotypes (v0.1)"
Peer Review #3 of "Cross species/genera transferability of simple sequence repeat markers, genetic diversity and population structure analysis in gladiolus (Gladiolus × grandiflorus L.) genotypes (v0.1)" Open
Background.Genetic analysis of gladiolus germplasm using simple sequence repeat (SSR) markers is largely missing due to scarce genomic information.Hence, microsatellites identified for related genera or species may be utilized to understan…
View article: Peer Review #2 of "Cross species/genera transferability of simple sequence repeat markers, genetic diversity and population structure analysis in gladiolus (Gladiolus × grandiflorus L.) genotypes (v0.2)"
Peer Review #2 of "Cross species/genera transferability of simple sequence repeat markers, genetic diversity and population structure analysis in gladiolus (Gladiolus × grandiflorus L.) genotypes (v0.2)" Open
Background.Genetic analysis of gladiolus germplasm using simple sequence repeat (SSR) markers is largely missing due to scarce genomic information.Hence, microsatellites identified for related genera or species may be utilized to understan…
View article: Protocol for in vitro regeneration and rapid mass multiplication of apetalous male sterile lines of marigold
Protocol for in vitro regeneration and rapid mass multiplication of apetalous male sterile lines of marigold Open
The apetalous form of male sterility, controlled by a single recessive gene (msms), is widely used for F1 hybridseed production in marigold (Tagetes spp.). Maintenance of this form of male sterility through conventionalmethods is a highly …
View article: Profiling of carotenoid pigments and their antioxidant activities in ray florets of chrysanthemum (Chrysanthemum × morifolium)
Profiling of carotenoid pigments and their antioxidant activities in ray florets of chrysanthemum (Chrysanthemum × morifolium) Open
In present study, different varieties of chrysanthemum (Chrysanthemum × morifolium Ramat) were screened for total carotenoids, phenolic content and antioxidant activities. Among the genotypes studied, variety Jubilee (32.82 mg/100g) exhibi…
View article: DUS descriptors based morphometric characterization to analyze genetic variability in gladiolus
DUS descriptors based morphometric characterization to analyze genetic variability in gladiolus Open
Present investigation involved phenotypic characterization of 84 gladiolus genotypes based on 18 DUS descriptors to estimate genetic variation and identify desirable genotypes for hybridization. Considerable variability was observed among …
View article: Phenotypic characterization and grouping of rose (Rosa × Hybrida L.) genotypes using DUS descriptors
Phenotypic characterization and grouping of rose (Rosa × Hybrida L.) genotypes using DUS descriptors Open
View article: Characterization of Anthocyanins and Their Antioxidant Activities in Indian Rose Varieties (Rosa × hybrida) Using HPLC
Characterization of Anthocyanins and Their Antioxidant Activities in Indian Rose Varieties (Rosa × hybrida) Using HPLC Open
The present study was designed to explore the anthocyanin profile and antioxidant activities in Indian rose varieties (Rosa × hybrida). Among fifty varieties, Ashwini recorded the highest total phenolic content (427.59 ± 3.47 mg GAE/100 g)…
View article: Physiochemical and morphological responses of marigold (Tagetes erecta) genotypes under cold stress
Physiochemical and morphological responses of marigold (Tagetes erecta) genotypes under cold stress Open
The objective of this study was to look into the physiochemical and morphological responses of marigoldgenotypes under cold stress, in order to identify the cold tolerant genotype. During the winter (rabi) season, 10genotypes of African ma…
View article: Evaluation and performance of gladiolus hybrids for commercial traits
Evaluation and performance of gladiolus hybrids for commercial traits Open
View article: Molecular characterization and relationship among wild and partially cultivated Rosa species
Molecular characterization and relationship among wild and partially cultivated Rosa species Open
View article: Cross Species/Genera Transferability of SSR Markers, Genetic Diversity and Population Structure Analysis in Gladiolus (Gladiolus × grandiflorus L.) Genotypes
Cross Species/Genera Transferability of SSR Markers, Genetic Diversity and Population Structure Analysis in Gladiolus (Gladiolus × grandiflorus L.) Genotypes Open
Genetic diversity and structure analysis using molecular markers is necessary for efficient utilization and sustainable management of gladiolus germplasm. Genetic analysis of gladiolus germplasm using SSR markers is largely missing due to …
View article: Evaluation of indigenous rose varieties as intercrop under coconut plantation in India
Evaluation of indigenous rose varieties as intercrop under coconut plantation in India Open