Professor MARTIN BROADLEY's Outputs (128)

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.-W., Young, S. D., Broadley, M. R., Lark, R. M., & 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., Amede, T., & 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., Amede, T., & 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.

Landscape and micronutrient fertilizer effect on agro-fortified wheat and teff grain nutrient concentration in Western Amhara (2023)
Preprint / Working Paper
Manzeke-Kangara, M. G., Amede, T., Bailey, E. H., Wilson, L., Mossa, A. W., Tirfessa, D., Desta, M. K., Asrat, T. G., Agegnehu, G., Sida, T. S., Desta, G., Haefele, S. M., Lark, R. M., Broadley, M. R., & Gameda, S. (2023). Landscape and micronutrient fertilizer effect on agro-fortified wheat and teff grain nutrient concentration in Western Amhara

Agronomic biofortification, encompassing the use of mineral and organic nutrient resources to improve micronutrient concentration in staple crops, is a potential strategy to promote production and access of micronutrient-dense foods at farm-level. Ho... Read More about Landscape and micronutrient fertilizer effect on agro-fortified wheat and teff grain nutrient concentration in Western Amhara.

Anemia in children aged 6–59 months was significantly associated with maternal anemia status in rural Zimbabwe (2022)
Journal Article
Mutonhodza, B., Dembedza, M. P., Lark, M. R., Joy, E. J. M., Manzeke‐Kangara, M. G., Njovo, H., Nyadzayo, T. K., Kalimbira, A., Bailey, E. H., Broadley, M. R., Matsungo, T., & Chopera, P. (2023). Anemia in children aged 6–59 months was significantly associated with maternal anemia status in rural Zimbabwe. Food Science and Nutrition, 11(3), 1232-1246. https://doi.org/10.1002/fsn3.3157

Globally, anemia is a public health problem affecting mostly women of reproductive age (WRA, n=452) and children aged 6–59 months (n=452) from low- and lower-middle-income countries. This cross-sectional study assessed the prevalence and determinants... Read More about Anemia in children aged 6–59 months was significantly associated with maternal anemia status in rural Zimbabwe.

Agronomic biofortification increases grain zinc concentration of maize grown under contrasting soil types in Malawi (2022)
Journal Article
Botoman, L., Chimungu, J. G., Bailey, E. H., Munthali, M. W., Ander, E. L., Mossa, A., Young, S. D., Broadley, M. R., Lark, R. M., & Nalivata, P. C. (2022). Agronomic biofortification increases grain zinc concentration of maize grown under contrasting soil types in Malawi. Plant Direct, 6(11), Article e458. https://doi.org/10.1002/pld3.458

Zinc (Zn) deficiency remains a public health problem in Malawi, especially among poor and marginalized rural populations, linked with low dietary intake of Zn due to consumption of staple foods that are low in Zn content. The concentration of Zn in s... Read More about Agronomic biofortification increases grain zinc concentration of maize grown under contrasting soil types in Malawi.

Bioaccessibility of iron in pearl millet flour contaminated with different soil types (2022)
Journal Article
Muleya, M., Young, S. D., Broadley, M. R., Joy, E. J., Chopera, P., & Bailey, E. H. (2023). Bioaccessibility of iron in pearl millet flour contaminated with different soil types. Food Chemistry, 402, Article 134277. https://doi.org/10.1016/j.foodchem.2022.134277

A controlled in-vitro experiment was conducted to determine the bioaccessibility of extrinsic soil iron in pearl millet contaminated with typical Malawian soils. Pearl millet was contaminated with soils at ratios typically encountered in real life. I... Read More about Bioaccessibility of iron in pearl millet flour contaminated with different soil types.

Cereal grain mineral micronutrient and soil chemistry data from GeoNutrition surveys in Ethiopia and Malawi (2022)
Other
Kumssa, D. B., Mossa, A. W., Amede, T., Ander, E. L., Bailey, E. H., Botoman, L., Chagumaira, C., Chimungu, J. G., Davis, K., Gameda, S., Haefele, S. M., Hailu, K., Joy, E. J. M., Lark, R. M., Ligowe, I. S., McGrath, S. P., Milne, A., Muleya, P., Munthali, M., Towett, E., …Nalivata, P. C. (2022). Cereal grain mineral micronutrient and soil chemistry data from GeoNutrition surveys in Ethiopia and Malawi

The dataset comprises primary data for the concentration of 29 mineral micronutrients in cereal grains and up to 84 soil chemistry properties from GeoNutrition project surveys in Ethiopia and Malawi. The work provided insights on geospatial variation... Read More about Cereal grain mineral micronutrient and soil chemistry data from GeoNutrition surveys in Ethiopia and Malawi.

Linkages between soil, crop, livestock, and human selenium status in Sub-Saharan Africa: a scoping review (2022)
Journal Article
Mutonhodza, B., Joy, E. J., Bailey, E. H., Lark, M. R., Kangara, M. G., Broadley, M. R., Matsungo, T. M., & Chopera, P. (2022). Linkages between soil, crop, livestock, and human selenium status in Sub-Saharan Africa: a scoping review. International Journal of Food Science and Technology, 57(10), 6336-6349. https://doi.org/10.1111/ijfs.15979

Selenium (Se) is essential for human health, however, data on population Se status and agriculture-nutrition-health linkages are limited in sub-Saharan Africa (SSA). The scoping review aims to identify linkages between Se in soils/crops, dietary Se i... Read More about Linkages between soil, crop, livestock, and human selenium status in Sub-Saharan Africa: a scoping review.

Sub-sampling a large physical soil archive for additional analyses to support spatial mapping; a pre-registered experiment in the Southern Nations, Nationalities, and Peoples Region (SNNPR) of Ethiopia (2022)
Journal Article
Alemu, R., Gelaw, A. M., Gashu, D., Tafere, K., Mossa, A. W., Bailey, E., Masters, W. A., Broadley, M. R., & Lark, R. M. (2022). Sub-sampling a large physical soil archive for additional analyses to support spatial mapping; a pre-registered experiment in the Southern Nations, Nationalities, and Peoples Region (SNNPR) of Ethiopia. Geoderma, 424, Article 116013. https://doi.org/10.1016/j.geoderma.2022.116013

The value of physical archives of soil material from field sampling activities has been widely recognized. If we want to use archive material for new destructive analyses to support a task, such as spatial mapping, then an efficient sub-sampling stra... Read More about Sub-sampling a large physical soil archive for additional analyses to support spatial mapping; a pre-registered experiment in the Southern Nations, Nationalities, and Peoples Region (SNNPR) of Ethiopia.

Selenium Concentration in Cattle Serum and Fodder from Two Areas in Ethiopia with Contrasting Human Selenium Concentration (2022)
Journal Article
Hailu, K., Gashu, D., Joy, E. J. M., Alonso, S., Gizaw, S., Gameda, S., Ander, E. L., Bailey, E. H., Wilson, L., Lark, R. M., Kumssa, D. B., & Broadley, M. R. (2022). Selenium Concentration in Cattle Serum and Fodder from Two Areas in Ethiopia with Contrasting Human Selenium Concentration. Frontiers in Bioscience-Landmark, 27(7), Article 200. https://doi.org/10.31083/j.fbl2707200

INTRODUCTION: Selenium (Se) is an essential mineral for livestock health and productivity. In cattle, Se deficiency is associated with delayed conception, growth retardation, and increased morbidity and mortality. METHODS: We conducted a survey of ca... Read More about Selenium Concentration in Cattle Serum and Fodder from Two Areas in Ethiopia with Contrasting Human Selenium Concentration.

Limited Supply of Protein and Lysine Is Prevalent among the Poorest Households in Malawi and Exacerbated by Low Protein Quality (2022)
Journal Article
Muleya, M., Tang, K., Broadley, M. R., Salter, A. M., & Joy, E. J. M. (2022). Limited Supply of Protein and Lysine Is Prevalent among the Poorest Households in Malawi and Exacerbated by Low Protein Quality. Nutrients, 14(12), Article 2430. https://doi.org/10.3390/nu14122430

We estimated dietary supplies of total and available protein and indispensable amino acids (IAAs) and predicted the risk of deficiency in Malawi using Household Consumption and Expenditure Survey data. More than half of dietary protein was derived fr... Read More about Limited Supply of Protein and Lysine Is Prevalent among the Poorest Households in Malawi and Exacerbated by Low Protein Quality.

Soil and landscape factors influence geospatial variation in maize grain zinc concentration in Malawi (2022)
Journal Article
Botoman, L., Chagumaira, C., Mossa, A. W., Amede, T., Ander, E. L., Bailey, E. H., Chimungu, J. G., Gameda, S., Gashu, D., Haefele, S. M., Joy, E. J. M., Kumssa, D. B., Ligowe, I. S., McGrath, S. P., Milne, A. E., Munthali, M., Towett, E., Walsh, M. G., Wilson, L., Young, S. D., …Nalivata, P. C. (2022). Soil and landscape factors influence geospatial variation in maize grain zinc concentration in Malawi. Scientific Reports, 12(1), Article 7986. https://doi.org/10.1038/s41598-022-12014-w

Dietary zinc (Zn) deficiency is widespread globally, and in particular among people in sub-Saharan Africa (SSA). In Malawi, dietary sources of Zn are dominated by maize and spatially dependent variation in grain Zn concentration, which will affect di... Read More about Soil and landscape factors influence geospatial variation in maize grain zinc concentration in Malawi.

The Impact of Consuming Zinc-Biofortified Wheat Flour on Haematological Indices of Zinc and Iron Status in Adolescent Girls in Rural Pakistan: A Cluster-Randomised, Double-Blind, Controlled Effectiveness Trial (2022)
Journal Article
Gupta, S., Zaman, M., Fatima, S., Shahzad, B., Brazier, A. K. M., Moran, V. H., Broadley, M. R., Zia, M. H., Bailey, E. H., Wilson, L., Khan, I. M., Sinclair, J. K., & Lowe, N. M. (2022). The Impact of Consuming Zinc-Biofortified Wheat Flour on Haematological Indices of Zinc and Iron Status in Adolescent Girls in Rural Pakistan: A Cluster-Randomised, Double-Blind, Controlled Effectiveness Trial. Nutrients, 14(8), Article 1657. https://doi.org/10.3390/nu14081657

Biofortification of wheat is potentially a sustainable strategy to improve zinc intake; however, evidence of its effectiveness is needed. A household-based, double-blind, cluster-randomized controlled trial (RCT) was conducted in rural Pakistan. The... Read More about The Impact of Consuming Zinc-Biofortified Wheat Flour on Haematological Indices of Zinc and Iron Status in Adolescent Girls in Rural Pakistan: A Cluster-Randomised, Double-Blind, Controlled Effectiveness Trial.

Stakeholder interpretation of probabilistic representations of uncertainty in spatial information: an example on the nutritional quality of staple crops (2022)
Journal Article
Chagumaira, C., Nalivata, P. C., Chimungu, J. G., Gashu, D., Broadley, M. R., Milne, A. E., & Lark, R. M. (2022). Stakeholder interpretation of probabilistic representations of uncertainty in spatial information: an example on the nutritional quality of staple crops. International Journal of Geographical Information Science, 36(12), 2446-2472. https://doi.org/10.1080/13658816.2021.2020278

Spatial information, inferred from samples, is needed for decision-making, but is uncertain. One way to convey uncertain information is with probabilities (e.g. that a value falls below a critical threshold). We examined how different professional gr... Read More about Stakeholder interpretation of probabilistic representations of uncertainty in spatial information: an example on the nutritional quality of staple crops.

Mineral micronutrient status and spatial distribution among the Ethiopian population (2022)
Journal Article
Belay, A., Gashu, D., Joy, E. J., Lark, R. M., Chagumaira, C., Zerfu, D., Ander, E. L., Young, S. D., Bailey, E. H., & Broadley, M. R. (2022). Mineral micronutrient status and spatial distribution among the Ethiopian population. British Journal of Nutrition, https://doi.org/10.1017/s0007114522000319

Multiple micronutrient deficiencies are widespread in Ethiopia. However, the distribution of selenium and zinc deficiency risks has previously shown evidence of spatially dependent variability, warranting the need to explore this aspect for wider mic... Read More about Mineral micronutrient status and spatial distribution among the Ethiopian population.

Biofortified Wheat Increases Dietary Zinc Intake: A Randomised Controlled Efficacy Study of Zincol-2016 in Rural Pakistan (2022)
Journal Article
Lowe, N. M., Zaman, M., Khan, M. J., Brazier, A. K., Shahzad, B., Ullah, U., Khobana, G., Ohly, H., Broadley, M. R., Zia, M. H., McArdle, H. J., Joy, E. J., Bailey, E. H., Young, S. D., Suh, J., King, J. C., Sinclair, J., & Tishkovskaya, S. (2022). Biofortified Wheat Increases Dietary Zinc Intake: A Randomised Controlled Efficacy Study of Zincol-2016 in Rural Pakistan. Frontiers in Nutrition, 8, Article 809783. https://doi.org/10.3389/fnut.2021.809783

A new variety of zinc biofortified wheat (Zincol-2016) was released in Pakistan in 2016. The primary aim of this study was to examine the effects of consuming Zincol-2016 wheat flour on biochemical and functional markers of zinc status in a populatio... Read More about Biofortified Wheat Increases Dietary Zinc Intake: A Randomised Controlled Efficacy Study of Zincol-2016 in Rural Pakistan.

Biofortified Maize Improves Selenium Status of Women and Children in a Rural Community in Malawi: Results of the Addressing Hidden Hunger With Agronomy Randomized Controlled Trial (2022)
Journal Article
Joy, E. J., Kalimbira, A. A., Sturgess, J., Banda, L., Chiutsi-Phiri, G., Manase, H., Gondwe, J., Ferguson, E. L., Kalumikiza, Z., Bailey, E. H., Young, S. D., Matandika, L., Mfutso-Bengo, J., Millar, K., Niksic, M., Segovia de la Revilla, L., Likoswe, B. H., Phuka, J. C., Phiri, F. P., Lark, R. M., …Allen, E. (2022). Biofortified Maize Improves Selenium Status of Women and Children in a Rural Community in Malawi: Results of the Addressing Hidden Hunger With Agronomy Randomized Controlled Trial. Frontiers in Nutrition, 8, Article 788096. https://doi.org/10.3389/fnut.2021.788096

Background: Selenium deficiency is widespread in the Malawi population. The selenium concentration in maize, the staple food crop of Malawi, can be increased by applying selenium-enriched fertilizers. It is unknown whether this strategy, called agron... Read More about Biofortified Maize Improves Selenium Status of Women and Children in a Rural Community in Malawi: Results of the Addressing Hidden Hunger With Agronomy Randomized Controlled Trial.

Sodium hyperaccumulators in the Caryophyllales are characterized by both abnormally large shoot sodium concentrations and [Na]shoot/[Na]root quotients greater than unity (2021)
Journal Article
Neugebauer, K., Broadley, M. R., El-Serehy, H. A., George, T. S., Graham, N. S., Thompson, J. A., Wright, G., & White, P. J. (2022). Sodium hyperaccumulators in the Caryophyllales are characterized by both abnormally large shoot sodium concentrations and [Na]shoot/[Na]root quotients greater than unity. Annals of Botany, 129(1), 65-78. https://doi.org/10.1093/aob/mcab126

BACKGROUND AND AIMS: Some Caryophyllales species accumulate abnormally large shoot sodium (Na) concentrations in non-saline environments. It is not known whether this is a consequence of altered Na partitioning between roots and shoots. This paper te... Read More about Sodium hyperaccumulators in the Caryophyllales are characterized by both abnormally large shoot sodium concentrations and [Na]shoot/[Na]root quotients greater than unity.

Good soil management can reduce dietary zinc deficiency in Zimbabwe (2021)
Journal Article
Manzeke-Kangara, M. G., Joy, E. J. M., Mtambanengwe, F., Chopera, P., Watts, M. J., Broadley, M. R., & Mapfumo, P. (2021). Good soil management can reduce dietary zinc deficiency in Zimbabwe. CABI Agriculture and Bioscience, 2(1), Article 36. https://doi.org/10.1186/s43170-021-00057-4

Background
Dietary zinc (Zn) deficiency is widespread in sub-Saharan Africa (SSA) with adverse impacts on human health. Agronomic biofortification with Zn fertilizers and improved soil fertility management, using mineral and organic nutrient resourc... Read More about Good soil management can reduce dietary zinc deficiency in Zimbabwe.