B. M. Prasanna
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View article: Divergent selection in moisture‐responsive root‐branching pathways between tropical and temperate maize germplasm
Divergent selection in moisture‐responsive root‐branching pathways between tropical and temperate maize germplasm Open
This commentary on Scharwies et al. (2025, Science) discusses maize root branching in response to moisture gradients and highlights research gaps in investigation of the role of soil type and soil properties in driving weak or strong root …
View article: Corrigendum: Testcross performance and combining ability of intermediate maturing drought tolerant maize inbred lines in Sub-Saharan Africa
Corrigendum: Testcross performance and combining ability of intermediate maturing drought tolerant maize inbred lines in Sub-Saharan Africa Open
[This corrects the article DOI: 10.3389/fpls.2024.1471041.].
View article: Know your men and women farmers: Ensuring host farmers in participatory trials represent heterogeneity within the target environment
Know your men and women farmers: Ensuring host farmers in participatory trials represent heterogeneity within the target environment Open
Societal Impact Statement Gender responsive and more socially inclusive breeding strategies are needed to ensure new crop varieties, which offer greater yields in an increasingly variable climate, meet the needs of a diverse range of small…
View article: Fall armyworm (Spodoptera frugiperda) in Africa: insights into biology, ecology and impact on staple crops, food systems and management approaches
Fall armyworm (Spodoptera frugiperda) in Africa: insights into biology, ecology and impact on staple crops, food systems and management approaches Open
The fall armyworm (FAW), Spodoptera frugiperda , is a polyphagous pest native to the American continent that was first detected in Africa in 2016, where it has since become a major constraint to agriculture. This species severely damages s…
View article: Identification of gray leaf spot–resistant donor lines in tropical maize germplasm and their agronomic performance under artificial inoculation
Identification of gray leaf spot–resistant donor lines in tropical maize germplasm and their agronomic performance under artificial inoculation Open
Gray leaf spot (GLS) disease is caused by two fungal pathogens, Cercospora zeae-maydis and Cercospora zeina . The current study evaluated 427 elite tropical/subtropical lines for their responses to GLS under artificial inoculation in Kakam…
View article: Use of multi-trait principal component selection index to identify fall armyworm (Spodoptera frugiperda) resistant maize genotypes
Use of multi-trait principal component selection index to identify fall armyworm (Spodoptera frugiperda) resistant maize genotypes Open
The Fall armyworm (FAW), Spodoptera frugiperda (J. E. Smith) invaded sub-Saharan Africa (SSA) in 2016 and has since become prevalent in many countries, causing significant maize grain yield losses and reduced grain quality. Breeding for ho…
View article: Leveraging Automated Machine Learning for Environmental Data‐Driven Genetic Analysis and Genomic Prediction in Maize Hybrids
Leveraging Automated Machine Learning for Environmental Data‐Driven Genetic Analysis and Genomic Prediction in Maize Hybrids Open
Genotype, environment, and genotype‐by‐environment (G×E) interactions play a critical role in shaping crop phenotypes. Here, a large‐scale, multi‐environment hybrid maize dataset is used to construct and validate an automated machine learn…
View article: Assessment of fall armyworm tolerant maize hybrids for sustainable maize production in sub-Saharan Africa
Assessment of fall armyworm tolerant maize hybrids for sustainable maize production in sub-Saharan Africa Open
Fall armyworm ( Spodoptera frugiperda (J.E. Smith)) has become a significant pest to maize production, causing huge yield losses in sub-Saharan Africa. This study evaluated three non-Bt maize hybrids with tolerance to fall armyworm (FAW) a…
View article: Genetic Trends in Seven Years of Maize Breeding at Mozambique’s Institute of Agricultural Research
Genetic Trends in Seven Years of Maize Breeding at Mozambique’s Institute of Agricultural Research Open
Assessing genetic gains from historical data provides insights to improve breeding programs. This study evaluated the Mozambique National Maize Program’s (MNMP’s) genetic gains using data from advanced germplasm trials conducted at 21 loca…
View article: The influence of improved wheat and maize varieties on infant mortality in China
The influence of improved wheat and maize varieties on infant mortality in China Open
The diffusion of high-yielding crop varieties has been a key driver for agricultural productivity. This study examines the relationship between the adoption of high-yielding crop varieties of two staple crops—wheat and maize—and infant mor…
View article: Inheritance of resistance to maize lethal necrosis in tropical maize inbred lines
Inheritance of resistance to maize lethal necrosis in tropical maize inbred lines Open
Maize ( Zea mays L.) production in sub-Saharan Africa can be improved by using hybrids with genetic resistance to maize lethal necrosis (MLN). This study aimed to assess the general (GCA) and specific combining ability (SCA), reciprocal ef…
View article: Experimental and theoretical investigation of cyclohexanone derivative (CHD) as a corrosion inhibitor for mild steel in 1 M HCl
Experimental and theoretical investigation of cyclohexanone derivative (CHD) as a corrosion inhibitor for mild steel in 1 M HCl Open
Newly synthesized 1-bromo-2-(4-bromophenylsulfonate)-4,4-dimethyl-1-cyclohexenyl-6-one (CHD) as a potential anticorrosive agent in an acidic medium at an elevated temperature range of 305-335 K. This synthesized compound confirmed by spect…
View article: Testcross performance and combining ability of intermediate maturing drought tolerant maize inbred lines in Sub-Saharan Africa
Testcross performance and combining ability of intermediate maturing drought tolerant maize inbred lines in Sub-Saharan Africa Open
Drought is a major constraint on maize ( Zea mays L.) production and productivity in Sub-Saharan Africa (SSA). The increase in frequency and severity of drought, driven by climate change, is expected to worsen in the future. These occurren…
View article: Genome-Wide Association Mapping and Genomic Prediction Analyses Reveal the Genetic Architecture of Grain Yield and Agronomic Traits under Drought and Optimum Conditions in Maize
Genome-Wide Association Mapping and Genomic Prediction Analyses Reveal the Genetic Architecture of Grain Yield and Agronomic Traits under Drought and Optimum Conditions in Maize Open
Background Drought is a major abiotic stress in sub-Saharan Africa, impacting maize growth and development leading to severe yield loss. Drought tolerance is a complex trait regulated by multiple genes, making direct grain yield selection …
View article: Agronomic Performance and Resistance to Maize Lethal Necrosis in Maize Hybrids Derived from Doubled Haploid Lines
Agronomic Performance and Resistance to Maize Lethal Necrosis in Maize Hybrids Derived from Doubled Haploid Lines Open
Maize (Zea mays L.) is one of the most widely cultivated grain crops globally. In sub-Saharan Africa (SSA), it plays an important role in ensuring both food and income security for smallholder farmers. This study was conducted to (i) asses…
View article: Edited <i>eukaryotic translation initiation factors</i> confer resistance against maize lethal necrosis
Edited <i>eukaryotic translation initiation factors</i> confer resistance against maize lethal necrosis Open
Summary Maize lethal necrosis (MLN), which is caused by maize chlorotic mottle virus along with a potyvirus, has threatened the food security of smallholders in sub‐Saharan Africa. Mutations in eukaryotic translation initiation factors (eI…
View article: A combination of joint linkage and genome-wide association study reveals putative candidate genes associated with resistance to northern corn leaf blight in tropical maize
A combination of joint linkage and genome-wide association study reveals putative candidate genes associated with resistance to northern corn leaf blight in tropical maize Open
Northern corn leaf blight (NCLB), caused by Setosphaeria turcica , is a major fungal disease affecting maize production in sub-Saharan Africa. Utilizing host plant resistance to mitigate yield losses associated with NCLB can serve as a cos…
View article: Genetic architecture of kernel-related traits in sweet and waxy maize revealed by genome-wide association analysis
Genetic architecture of kernel-related traits in sweet and waxy maize revealed by genome-wide association analysis Open
Introduction Maize ( Zea mays L.) is one of the most important crops worldwide, the kernel size-related traits are the major components of maize grain yield. Methods To dissect the genetic architecture of four kernel-related traits of 100-…
View article: The Role of Quality Assurance in Clinical Trials: Safeguarding Data Integrity and Compliance
The Role of Quality Assurance in Clinical Trials: Safeguarding Data Integrity and Compliance Open
Clinical trials, which investigate the effects of drugs in humans, aim to determine safety and efficacy while identifying adverse reactions. Data consistency and subject safety are crucial factors that determine the quality of clinical tri…
View article: Genomic prediction of the performance of tropical doubled haploid maize lines under artificial <i>Striga hermonthica</i> (Del.) Benth. infestation
Genomic prediction of the performance of tropical doubled haploid maize lines under artificial <i>Striga hermonthica</i> (Del.) Benth. infestation Open
Striga hermonthica (Del.) Benth., a parasitic weed, causes substantial yield losses in maize production in sub-Saharan Africa. Breeding for Striga resistance in maize is constrained by limited genetic diversity for Striga resistance within…
View article: Genetic trends in the Zimbabwe’s national maize breeding program over two decades
Genetic trends in the Zimbabwe’s national maize breeding program over two decades Open
Monitoring genetic gains within breeding programs is a critical component for continuous improvement. While several national breeding programs in Africa have assessed genetic gain using era studies, this study is the first to use two decad…
View article: Genomic loci associated with grain yield under well-watered and water-stressed conditions in multiple bi-parental maize populations
Genomic loci associated with grain yield under well-watered and water-stressed conditions in multiple bi-parental maize populations Open
Smallholder maize farming systems in sub-Saharan Africa (SSA) are vulnerable to drought-induced yield losses, which significantly impact food security and livelihoods within these communities. Mapping and characterizing genomic regions ass…
View article: Linkage mapping and genomic prediction of grain quality traits in tropical maize (Zea mays L.)
Linkage mapping and genomic prediction of grain quality traits in tropical maize (Zea mays L.) Open
The suboptimal productivity of maize systems in sub-Saharan Africa (SSA) is a pressing issue, with far-reaching implications for food security, nutrition, and livelihood sustainability within the affected smallholder farming communities. D…
View article: Influence of genotypes and crop growth stage at time of infection on seed transmission of <i>Maize chlorotic mottle virus</i>
Influence of genotypes and crop growth stage at time of infection on seed transmission of <i>Maize chlorotic mottle virus</i> Open
Understanding the effect of seed transmission of Maize chlorotic mottle virus (MCMV) is important in managing the spread of the disease especially secondary transmission caused by vectors. This study was set out to investigate the effect o…
View article: Genetic gains in early maturing maize hybrids developed by the International Maize and Wheat Improvement Center in Southern Africa during 2000–2018
Genetic gains in early maturing maize hybrids developed by the International Maize and Wheat Improvement Center in Southern Africa during 2000–2018 Open
Genetic gain estimation in a breeding program provides an opportunity to monitor breeding efficiency and genetic progress over a specific period. The present study was conducted to (i) assess the genetic gains in grain yield of the early m…