All Outputs (12)

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., …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.

The potential of spot urine as a biomarker for zinc assessment in Malawian children and adults (2022)
Journal Article
Likoswe, B. H., Lark, R. M., Phuka, J., Maleta, K., Joy, E., & Lowe, N. M. (2022). The potential of spot urine as a biomarker for zinc assessment in Malawian children and adults. Frontiers in Nutrition, 9, Article 890209. https://doi.org/10.3389/fnut.2022.890209

Population-level assessment of zinc deficiency remains a challenge due to the lack of suitable biomarkers. Spot urinary zinc concentration (UZC) has the potential to provide information on population zinc status in large-scale surveys, but there is n... Read More about The potential of spot urine as a biomarker for zinc assessment in Malawian children and adults.

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., …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., …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., …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.

Folate Deficiency Is Spatially Dependent and Associated with Local Farming Systems among Women in Ethiopia (2022)
Journal Article
Sisay, B. G., Tamirat, H., Sandalinas, F., Joy, E. J., Zerfu, D., Belay, A., Mlambo, L., Lark, M., Ander, E. L., & Gashu, D. (2022). Folate Deficiency Is Spatially Dependent and Associated with Local Farming Systems among Women in Ethiopia. Current Developments in Nutrition, 6(5), Article nzac088. https://doi.org/10.1093/cdn/nzac088

Background: Folate is essential for the synthesis and integrity of DNA, normal cell formation, and body growth. Folate deficiency among women of reproductive age (WRA) increases the risk of poor birth outcomes including neural tube defect (NTD)-affec... Read More about Folate Deficiency Is Spatially Dependent and Associated with Local Farming Systems among Women in Ethiopia.

Accessing and assessing legacy soil information, an example from two provinces of Zambia (2022)
Journal Article
Mukumbuta, I., Chabala, L. M., Sichinga, S., & Lark, R. M. (2022). Accessing and assessing legacy soil information, an example from two provinces of Zambia. Geoderma, 420, Article 115874. https://doi.org/10.1016/j.geoderma.2022.115874

Soil information is essential for agricultural research and development. In developing countries like Zambia, the availability of soil information is limited by the cost of new soil surveys. Legacy soil information could be useful to fill this gap. T... Read More about Accessing and assessing legacy soil information, an example from two provinces of Zambia.

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., …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.

Decisions, uncertainty and spatial information (2022)
Journal Article
Lark, R., Chagumaira, C., & Milne, A. E. (2022). Decisions, uncertainty and spatial information. Spatial Statistics, Article 100619. https://doi.org/10.1016/j.spasta.2022.100619

In this paper we review how the uncertainty in spatial information has been characterized. This includes both continuous predictions of spatial variables, and thematic maps of landcover classes. We contend that much work in this area has failed to en... Read More about Decisions, uncertainty and spatial information.

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., …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.