P. Nagesh

ORCID: 0000-0003-0484-7746
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About
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Research Areas
  • Genetics and Plant Breeding
  • Peanut Plant Research Studies
  • Genetic Mapping and Diversity in Plants and Animals
  • Rice Cultivation and Yield Improvement
  • Coconut Research and Applications
  • Crop Yield and Soil Fertility
  • Agricultural pest management studies
  • Agricultural Science and Fertilization
  • Insect-Plant Interactions and Control
  • Agronomic Practices and Intercropping Systems
  • Biofuel production and bioconversion
  • Fermentation and Sensory Analysis
  • Genetic and phenotypic traits in livestock
  • Plant Disease Resistance and Genetics
  • Synthesis and biological activity
  • Agricultural Practices and Plant Genetics
  • Nitrogen and Sulfur Effects on Brassica
  • Plant Disease Management Techniques
  • Synthesis and Biological Evaluation
  • Plant Pathogens and Resistance
  • Seed Germination and Physiology
  • Soybean genetics and cultivation
  • Trace Elements in Health
  • Plant Physiology and Cultivation Studies
  • Plant Micronutrient Interactions and Effects

International Maize and Wheat Improvement Center
2022-2024

International Crops Research Institute for the Semi-Arid Tropics
2013-2024

Osmania University
2017-2023

International Crops Research Institute for the Semi-Arid Tropics
2013-2014

Groundnut (Arachis hypogaea L.), a self-pollinated legume is an important crop cultivated in 24 million ha world over for extraction of edible oil and food uses. The kernels are rich (48-50%) protein (25-28%), source several vitamins, minerals, antioxidants, biologically active polyphenols, flavonoids, isoflavones. Improved varieties groundnut with high yield potential were developed released cultivation over. improved belong to different maturity durations possess resistance diseases,...

10.3389/fpls.2013.00023 article EN cc-by Frontiers in Plant Science 2013-01-01

Successful introgression of a major QTL for rust resistance, through marker-assisted backcrossing, in three popular Indian peanut cultivars generated several promising lines with enhanced resistance and higher yield. Leaf rust, caused by Puccinia arachidis Speg, is one the devastating diseases (Arachis hypogaea L.). One region on linkage group AhXV explaining upto 82.62 % phenotypic variation was validated introgressed from cultivar 'GPBD 4' into susceptible varieties ('ICGV 91114', 'JL 24'...

10.1007/s00122-014-2338-3 article EN cc-by Theoretical and Applied Genetics 2014-06-13

High oleate peanuts have two marketable benefits, health benefits to consumers and extended shelf life of peanut products. Two mutant alleles present on linkage group a09 (ahFAD2A) b09 (ahFAD2B) control composition three major fatty acids, oleic, linoleic palmitic acids which together determine oil quality. In conventional breeding, selection for acid is delayed advanced generations. However by using DNA markers, breeders can reject large number plants in early generations therefore optimize...

10.1016/j.plantsci.2015.08.013 article EN cc-by Plant Science 2015-08-28

Abstract Fostering a culture of continuous improvement through regular monitoring genetic trends in breeding pipelines is essential to improve efficiency and increase accountability. This the first global study estimate across International Maize Wheat Improvement Center (CIMMYT) tropical maize eastern southern Africa (ESA), South Asia, Latin America over past decade. Data from total 4152 advanced trials 34,813 entries, conducted at 1331 locations 28 countries globally, were used for this...

10.1038/s41598-022-24536-4 article EN cc-by Scientific Reports 2022-11-22

Abstract Seed quality for both germination in the next generation and human consumption is adversely affected due to preharvest sprouting peanut. It also makes seeds more vulnerable infection by a number of pathogens. Therefore, it desirable have 2–3 weeks fresh seed dormancy ( FSD ) peanut varieties. In this context, one F 2 population was developed from cross between non‐dormant ICGV 00350) dormant 97045) genotypes. Phenotyping showed control trait two recessive genes. parallel, genotyping...

10.1111/pbr.12360 article EN Plant Breeding 2016-04-12

Combining ability status of the inbred lines is crucial information for hybrid breeding program. Diallel or line × tester mating designs are frequently used to evaluate combining ability. In current study a modified diallel model was used, wherein Griffing’s effects were further partitioned understand due maternal and reciprocal. To do this, eight parental maize crossed in full method generated hybrids along with parents phenotyped. The field data on quantitative traits analyzed using both...

10.7717/peerj.17600 article EN cc-by PeerJ 2024-06-25

Peanut ( Arachis hypogaea L.) genotypes with superior and stable agronomic performance high oil content were identified from testing of 160 advanced breeding lines over six seasons. The study revealed significant genotype × environment (G E) interaction determining protein content; shelling outturn; pod, kernel, yield in peanut. variability among was across the environments for pod (546–7382 kg ha −1 ), (301–2742 (37–60%), 100‐seed weight (21–127 g), (19–31%). GGE biplot technique that ICGV...

10.2135/cropsci2016.01.0005 article EN Crop Science 2016-07-14

Abstract Maize is an important agricultural crop ensuring food and nutritional security throughout the globe. It highly sensitive to many of biotic abiotic stresses, among them, drought most severe stress limiting maize production. Climate change tends worsen this scenario by changing precipitation patterns decreasing water availability. Hence, present study was undertaken identify drought‐tolerant inbred lines under well‐irrigated managed conditions in field toward developing...

10.1111/pbr.13183 article EN Plant Breeding 2024-05-26

Seed germination and seedling vigour in aging seeds of 32 groundnut genotypes was studied under ambient storage conditions to assess the extent variability for these traits storage. The association, if any with seed soil content mass also examined. Both,seed declined all test genotypes. However, rate decrease varied among suggesting significant genotypic difference possibility their improvement through breeding. Aging has strong negative effect on both, root shoot growth seedlings, but...

10.56739/jor.v30i2.142917 article EN Journal of Oilseeds Research 2013-12-31

10.32628/ijsrst1738245 article EN International Journal of Scientific Research in Science and Technology 2017-12-28
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