All Outputs (68)

Effects of Selenate Application on Growth, Nutrient Bioaccumulation, and Bioactive Compounds in Broccoli (Brassica oleracea var. italica L.) (2024)
Journal Article
Poblaciones, M. J., García-Latorre, C., Velazquez, R., & Broadley, M. R. (2024). Effects of Selenate Application on Growth, Nutrient Bioaccumulation, and Bioactive Compounds in Broccoli (Brassica oleracea var. italica L.). Horticulturae, 10(8), Article 808. https://doi.org/10.3390/horticulturae10080808

The biofortification of edible crops with selenium (Se) is a common and effective strategy to address inadequate Se intake, which is suffered by millions of people worldwide. However, there is little information regarding the effects of this practice... Read More about Effects of Selenate Application on Growth, Nutrient Bioaccumulation, and Bioactive Compounds in Broccoli (Brassica oleracea var. italica L.).

The 4T and 7T introgressions from Amblyopyrum muticum and the 5Au introgression from Triticum urartu increases grain zinc and iron concentrations in Malawian wheat backgrounds (2024)
Journal Article
Guwela, V. F., Maliro, M. F., Broadley, M. R., Hawkesford, M. J., Bokosi, J. M., Grewal, S., Coombes, B., Hall, A., Yang, C., Banda, M., Wilson, L., & King, J. (2024). The 4T and 7T introgressions from Amblyopyrum muticum and the 5Au introgression from Triticum urartu increases grain zinc and iron concentrations in Malawian wheat backgrounds. Frontiers in Plant Science, 15, Article 1346046. https://doi.org/10.3389/fpls.2024.1346046

Micronutrient deficiencies (MNDs) particularly zinc (Zn) and iron (Fe) remain widespread in sub-Saharan Africa (SSA) due to low dietary intake. Wheat is an important source of energy globally, although cultivated wheat is inherently low in grain micr... Read More about The 4T and 7T introgressions from Amblyopyrum muticum and the 5Au introgression from Triticum urartu increases grain zinc and iron concentrations in Malawian wheat backgrounds.

Unravelling the impact of soil types on zinc, iron, and selenium concentrations in grains and straw of wheat/Amblyopyrum muticum and wheat/Triticum urartu doubled haploid lines (2024)
Journal Article
Guwela, V. F., Broadley, M. R., Hawkesford, M. J., Maliro, M. F. A., Bokosi, J., Banda, M., …King, J. (2024). Unravelling the impact of soil types on zinc, iron, and selenium concentrations in grains and straw of wheat/Amblyopyrum muticum and wheat/Triticum urartu doubled haploid lines. Frontiers in Agronomy, 6, Article 1305034. https://doi.org/10.3389/fagro.2024.1305034

The concentration of mineral nutrients in plants is associated with bioavailabilities of soil mineral nutrients, which are regulated by various soil physio-chemical properties. A pot experiment was conducted to investigate the effects of soil type on... Read More about Unravelling the impact of soil types on zinc, iron, and selenium concentrations in grains and straw of wheat/Amblyopyrum muticum and wheat/Triticum urartu doubled haploid lines.

Preventing and Controlling Zinc Deficiency Across the Life Course: A Call to Action (2024)
Journal Article
Lowe, N. M., Hall, A. G., Broadley, M. R., Foley, J., Boy, E., & Bhutta, Z. A. (2024). Preventing and Controlling Zinc Deficiency Across the Life Course: A Call to Action. Advances in Nutrition, 15(3), Article 100181. https://doi.org/10.1016/j.advnut.2024.100181

Through diverse roles, zinc determines a greater number of critical life functions than any other single micronutrient. Beyond the well-recognized importance of zinc for child growth and resistance to infections, zinc has numerous specific roles cove... Read More about Preventing and Controlling Zinc Deficiency Across the Life Course: A Call to Action.

Heat and salinity stress on the African eggplant F1 Djamba, a Kumba cultivar (2024)
Journal Article
David-Rogeat, N., Broadley, M. R., & Stavridou, E. (2024). Heat and salinity stress on the African eggplant F1 Djamba, a Kumba cultivar. Frontiers in Plant Science, 15, Article 1323665. https://doi.org/10.3389/fpls.2024.1323665

Climate change is expected to increase soil salinity and heat-wave intensity, duration, and frequency. These stresses, often present in combination, threaten food security as most common crops do not tolerate them. The African eggplant (Solanum aethi... Read More about Heat and salinity stress on the African eggplant F1 Djamba, a Kumba cultivar.

Drought and heatwave affected the African eggplant differently when present in combination than individually (2024)
Journal Article
David-Rogeat, N., Broadley, M., & Stavridou, E. (2024). Drought and heatwave affected the African eggplant differently when present in combination than individually. Environmental and Experimental Botany, 220, Article 105670. https://doi.org/10.1016/j.envexpbot.2024.105670

Heat waves and drought periods are set to happen more often due to a changing climate, especially in Africa. The African eggplant, Solanum aethiopicum L., is a highly nutritious vegetable crop indigenous to Africa commonly grown by small-holder farme... Read More about Drought and heatwave affected the African eggplant differently when present in combination than individually.

Urine Se concentration poorly predicts plasma Se concentration at sub-district scales in Zimbabwe, limiting its value as a biomarker of population Se status (2024)
Journal Article
Mutonhodza, B., Dembedza, M. P., Joy, E. J. M., Manzeke-Kangara, M. G., Njovo, H., Nyadzayo, T. K., …Chopera, P. (2024). Urine Se concentration poorly predicts plasma Se concentration at sub-district scales in Zimbabwe, limiting its value as a biomarker of population Se status. Frontiers in Nutrition, 11, Article 1288748. https://doi.org/10.3389/fnut.2024.1288748

Introduction: The current study investigated the value of urine selenium (Se) concentration as a biomarker of population Se status in rural sub-Saharan Africa.

Method: Urine and plasma Se concentrations were measured among children aged 6–59 mont... Read More about Urine Se concentration poorly predicts plasma Se concentration at sub-district scales in Zimbabwe, limiting its value as a biomarker of population Se status.

Mehlich 3 as an indicator of grain nutrient concentration for five cereals in sub-Saharan Africa (2024)
Journal Article
Haefele, S. M., Mossa, A. W., Gashu, D., Nalivata, P. C., Broadley, M. R., McGrath, S. P., & Thomas, C. L. (2024). Mehlich 3 as an indicator of grain nutrient concentration for five cereals in sub-Saharan Africa. Field Crops Research, 307, Article 109243. https://doi.org/10.1016/j.fcr.2023.109243

Context or Problem: Soil testing for available nutrients is an important tool to determine fertilizer rates, however many standard methods test the availability of a single nutrient only. In contrast, Mehlich 3 (M3) is a multi-element test for predic... Read More about Mehlich 3 as an indicator of grain nutrient concentration for five cereals in sub-Saharan Africa.

Differences in the nutritional quality of improved finger millet genotypes in Ethiopia (2024)
Journal Article
Teklu, D., Gashu, D., Joy, E. J. M., Bailey, E. H., Wilson, L., Amede, T., & Broadley, M. R. (2024). Differences in the nutritional quality of improved finger millet genotypes in Ethiopia. Scientific Reports, 14(1), Article 460. https://doi.org/10.1038/s41598-023-48749-3

Improved crop genotypes are constantly introduced. However, information on their nutritional quality is generally limited. The present study reports the proximate composition and the concentration and relative bioavailability of minerals of improved... Read More about Differences in the nutritional quality of improved finger millet genotypes in Ethiopia.

Linking soil adsorption-desorption characteristics with grain zinc concentrations and uptake by teff, wheat and maize in different landscape positions in Ethiopia (2023)
Journal Article
Desta, M. K., Broadley, M. R., McGrath, S. P., Hernandez-Allica, J., Hassall, K. L., Gameda, S., …Haefele, S. M. (2023). Linking soil adsorption-desorption characteristics with grain zinc concentrations and uptake by teff, wheat and maize in different landscape positions in Ethiopia. Frontiers in Agronomy, 5, Article 1285880. https://doi.org/10.3389/fagro.2023.1285880

Aim: Zinc deficiencies are widespread in many soils, limiting crop growth and contributing to Zn deficiencies in human diets. This study aimed at understanding soil factors influencing grain Zn concentrations and uptake of crops grown in different la... Read More about Linking soil adsorption-desorption characteristics with grain zinc concentrations and uptake by teff, wheat and maize in different landscape positions in Ethiopia.

Dietary selenium intake among Ethiopian children in areas known for selenium spatial variability (2023)
Journal Article
Hailu, K., Joy, E. J., Ferguson, E. L., Bailey, E. H., Wilson, L., Davis, K., …Gashu, D. (2023). Dietary selenium intake among Ethiopian children in areas known for selenium spatial variability. Frontiers in Nutrition, 10, Article 1250002. https://doi.org/10.3389/fnut.2023.1250002

Introduction: There is spatial variability of selenium (Se) in soil and crops in Ethiopia. We assessed the Se content of food items, breast milk, and urine among infants in Ethiopia from two areas with contrasting Se concentrations in soils. Methods:... Read More about Dietary selenium intake among Ethiopian children in areas known for selenium spatial variability.

Landscape and Micronutrient Fertilizer Effect on Agro-Fortified Wheat and Teff Grain Nutrient Concentration in Western Amhara (2023)
Journal Article
Manzeke-Kangara, M. G., Amede, T., Bailey, E. H., Wilson, L., Mossa, A. W., Tirfessa, D., …Gameda, S. (2023). Landscape and Micronutrient Fertilizer Effect on Agro-Fortified Wheat and Teff Grain Nutrient Concentration in Western Amhara. Agronomy, 13(10), Article 2598. https://doi.org/10.3390/agronomy13102598

Agronomic biofortification, encompassing the use of mineral and organic nutrient resources which improve micronutrient concentrations in staple crops is a potential strategy to promote the production of and access to micronutrient-dense foods at the... Read More about Landscape and Micronutrient Fertilizer Effect on Agro-Fortified Wheat and Teff Grain Nutrient Concentration in Western Amhara.

In Memoriam Philip John White (1960–2023) (2023)
Journal Article
Broadley, M. R. (2023). In Memoriam Philip John White (1960–2023). Plant and Soil, 493(1-2), 1-5. https://doi.org/10.1007/s11104-023-06288-w

Effectiveness of Agronomic Biofortification Strategy in Fighting against Hidden Hunger (2023)
Journal Article
Teklu, D., Gashu, D., Joy, E. J. M., Amede, T., & Broadley, M. R. (2023). Effectiveness of Agronomic Biofortification Strategy in Fighting against Hidden Hunger. Agronomy, 13(8), Article 2173. https://doi.org/10.3390/agronomy13082173

Micronutrient deficiencies (MNDs), also known as hidden hunger, affect more than a quarter of the global population. Agronomic biofortification helps to increase the concentration of a target mineral in food crops and improve human mineral dietary in... Read More about Effectiveness of Agronomic Biofortification Strategy in Fighting against Hidden Hunger.

A pilot survey of selenium status and its geospatial variation among children and women in three rural districts of Zimbabwe (2023)
Journal Article
Mutonhodza, B., Chagumaira, C., Dembedza, M. P., Joy, E. J., Manzeke-Kangara, M. G., Njovo, H., …Chopera, P. (2023). A pilot survey of selenium status and its geospatial variation among children and women in three rural districts of Zimbabwe. Frontiers in Nutrition, 10, https://doi.org/10.3389/fnut.2023.1235113

Introduction: Selenium (Se) deficiency is increasingly recognized as a public health problem in sub-Saharan Africa.

Methods: The current cross-sectional study assessed the prevalence and geospatial patterns of Se deficiency among children aged 6–5... Read More about A pilot survey of selenium status and its geospatial variation among children and women in three rural districts of Zimbabwe.

Micronutrients and socio-demographic factors were major predictors of anaemia among the Ethiopian population (2023)
Journal Article
Belay, A., Joy, E. J., Lark, R. M., Ander, E. L., Young, S. D., Bailey, E. H., …Gashu, D. (2023). Micronutrients and socio-demographic factors were major predictors of anaemia among the Ethiopian population. British Journal of Nutrition, 130(12), 2123-2135. https://doi.org/10.1017/S0007114523001472

Anemia is characterized by low hemoglobin (Hb) concentration. Despite being a public health concern in Ethiopia, the role of micronutrients and non-nutritional factors as a determinant of Hb concentrations has been inadequately explored. This study f... Read More about Micronutrients and socio-demographic factors were major predictors of anaemia among the Ethiopian population.

Genotypic Response of Finger Millet to Zinc and Iron Agronomic Biofortification, Location and Slope Position towards Yield (2023)
Journal Article
Teklu, D., Gashu, D., Joy, E. J., Lark, R. M., Bailey, E. H., Wilson, L., …Broadley, M. R. (2023). Genotypic Response of Finger Millet to Zinc and Iron Agronomic Biofortification, Location and Slope Position towards Yield. Agronomy, 13(6), Article 1452. https://doi.org/10.3390/agronomy13061452

The present study aimed to investigate the influence of genotypic differences on responses to zinc and iron agronomic biofortification among yields of finger millet. A field experiment was conducted over two seasons in farmers’ fields in Ethiopia (20... Read More about Genotypic Response of Finger Millet to Zinc and Iron Agronomic Biofortification, Location and Slope Position towards Yield.

Assessing the residual benefit of soil-applied zinc on grain zinc nutritional quality of maize grown under contrasting soil types in Malawi. (2023)
Preprint / Working Paper
Botoman, L., Chimungu, J. G., Bailey, E. H., Munthali, M. W., Ander, E. L., Mossa, A., …Nalivata, P. C. Assessing the residual benefit of soil-applied zinc on grain zinc nutritional quality of maize grown under contrasting soil types in Malawi

A proper understanding of the residual value of zinc (Zn) is necessary for sustainable biofortification of food crops. This study aimed to establish the extent to which application of Zn at the national rate, plus two experimentally elevated rates, i... Read More about Assessing the residual benefit of soil-applied zinc on grain zinc nutritional quality of maize grown under contrasting soil types in Malawi..

Impact of zinc and iron agronomic biofortification on grain mineral concentration of finger millet varieties as affected by location and slope (2023)
Journal Article
Teklu, D., Gashu, D., Joy, E. J. M., Lark, R. M., Bailey, E. H., Wilson, L., …Broadley, M. R. (2023). Impact of zinc and iron agronomic biofortification on grain mineral concentration of finger millet varieties as affected by location and slope. Frontiers in Nutrition, 10, Article 1159833. https://doi.org/10.3389/fnut.2023.1159833

Background: Food crop micronutrient concentrations can be enhanced through agronomic biofortification, with the potential to reduce micronutrient deficiencies among rural population if they have access to fertilizers. Here we reported the impact of a... Read More about Impact of zinc and iron agronomic biofortification on grain mineral concentration of finger millet varieties as affected by location and slope.

Genotypic Response of Finger Millet to Zinc and Iron Agronomic Biofortification, Location and Slope Position Towards Yield (2023)
Preprint / Working Paper
Senbetu, D. T., Gashu, D., Joy, E. M., Lark, M. R., Bailey, E. H., Wilson, L., …Broadley, M. R. Genotypic Response of Finger Millet to Zinc and Iron Agronomic Biofortification, Location and Slope Position Towards Yield

The present study aimed to investigate influence of genotypic differences to zinc and iron agronomic biofortification responses among yield of finger millet. A field experiment was conducted over two seasons in farmers’ fields in Ethiopia (2019, 2020... Read More about Genotypic Response of Finger Millet to Zinc and Iron Agronomic Biofortification, Location and Slope Position Towards Yield.