Identification of Iron-rich accessions in African and Asian rice using XRF-based nutritional profilin

Micronutrient deficiency, particularly iron and zinc deficiency, is a major public health concern and remains one of the most pressing challenges to food and nutrition security, especially in developing countries (Bouis & Saltzman, 2017; FAO, 2020). There is increasing recognition of the need for sustainable, food-based strategies such as biofortification to combat hidden hunger. The wide genetic diversity present in plant genetic resources offers a valuable opportunity to identify micronutrient-rich genotypes for direct utilization or for use in breeding programs aimed at enhancing the nutritional quality of staple crops. In rice (Oryza sativa), iron concentration in unpolished grains typically ranges from 6.9 to 22.3 mg/kg (Maganti et al., 2020). Using X-ray fluorescence (XRF) spectroscopy, we assessed the nutritional composition of 700 accessions from the minicore collections of Oryza glaberrima and Oryza sativa. Our results revealed 100 iron-rich accessions (62 O. glaberrima and 38 O. sativa) with unpolished grain iron concentrations ranging from 23 to 89 mg/kg. These high-iron genotypes represent promising candidates for developing biofortified rice varieties adapted to African agro-ecologies.

Type of subset
Selective
Method of selection
X-ray fluorescence (XRF) spectroscopy
Crop
rice
Number of accessions
100
FAO WIEWS Institute
Creation date
July 29 2025
Published in Genesys
3 days ago
Subset metadata

Subset creators


Data manager
Clinton Obinna Ogwuike Africa Rice Center
Data collector
Arnaud Gouda Africa Rice Center
Data digitizer
Arnaud Gouda Africa Rice Center
Data curator
Marie-Noelle Ndjiondjop Africa Rice Center

Data and resources


MCPD passport data

MCPD - 4c64195c-3b82-4634-995e-27e618717b4e.xlsx

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Accessions

List of accessions included in the subset

2. WAB0004556Oryza sativa L. subsp. indica S.Kato • GIGANTE (TETE) • Traditional cultivar/Landrace • MOZ
CIV033 • DOI: 10.18730/H9HN$
3. WAB0004807Oryza sativa L. subsp. indica S.Kato • DR 60 • Breeding/Research Material • PAK
CIV033 • DOI: 10.18730/H9S0A
4. WAB0006093Oryza sativa L. subsp. indica S.Kato • ROHYB 186-B-1-2 • Breeding/Research Material • SLE
CIV033 • DOI: 10.18730/HAJPJ
5. WAB0006883Oryza sativa L. subsp. indica S.Kato • TOX 1768-3-1-1-101-3 • Breeding/Research Material • NGA
CIV033 • DOI: 10.18730/HAZX$
6. WAB0008100Oryza sativa L. subsp. indica S.Kato • TOS 404 • Traditional cultivar/Landrace • AUS
CIV033 • DOI: 10.18730/HBT8T
7. WAB0008207Oryza sativa L. subsp. indica S.Kato • TOS 662 • Traditional cultivar/Landrace • NGA
CIV033 • DOI: 10.18730/HBX47
8. WAB0008222Oryza sativa L. subsp. indica S.Kato • TOS 707 • Traditional cultivar/Landrace • LBR
CIV033 • DOI: 10.18730/HBXDG
9. WAB0008294Oryza sativa L. subsp. indica S.Kato • TOS 1304 • Traditional cultivar/Landrace • NGA
CIV033 • DOI: 10.18730/HBYNK
10. WAB0008756Oryza sativa L. subsp. indica S.Kato • TOS 5798 • Traditional cultivar/Landrace • LBR
CIV033 • DOI: 10.18730/HQCG$
11. WAB0009004Oryza sativa L. subsp. japonica S.Kato • TOS 6847 • Traditional cultivar/Landrace • ZWE
CIV033 • DOI: 10.18730/HC7RE
12. WAB0009263Oryza sativa L. subsp. japonica S.Kato • TOS 7362 • Traditional cultivar/Landrace • SLV
CIV033 • DOI: 10.18730/HCCJM
13. WAB0009271Oryza sativa L. subsp. indica S.Kato • TOS 7381 • Traditional cultivar/Landrace • IDN
CIV033 • DOI: 10.18730/SCJEP
14. WAB0010275Oryza sativa L. subsp. indica S.Kato • TOS 8937 • Traditional cultivar/Landrace • NGA
CIV033 • DOI: 10.18730/HCYF1
15. WAB0010288Oryza sativa L. subsp. japonica S.Kato • TOS 8956 • Traditional cultivar/Landrace • NGA
CIV033 • DOI: 10.18730/HCYTC
16. WAB0010300Oryza sativa L. subsp. indica S.Kato • TOS 8970 • Traditional cultivar/Landrace • NGA
CIV033 • DOI: 10.18730/HCYYG
17. WAB0010715Oryza sativa L. subsp. indica S.Kato • TOS 9800 • Traditional cultivar/Landrace • NGA
CIV033 • DOI: 10.18730/HD5XH
18. WAB0010931Oryza sativa L. subsp. indica S.Kato • TOS 10417 • Traditional cultivar/Landrace • ZMB
CIV033 • DOI: 10.18730/SDD0N
19. WAB0013562Oryza sativa L. subsp. indica S.Kato • TOS 14672 • Traditional cultivar/Landrace • MLI
CIV033 • DOI: 10.18730/HE2G7
20. WAB0014150Oryza sativa L. subsp. indica S.Kato • TOS 15532 • Traditional cultivar/Landrace • BFA
CIV033 • DOI: 10.18730/HE9MD
21. WAB0014227Oryza sativa L. subsp. indica S.Kato • TOS 15629 • Traditional cultivar/Landrace • BFA
CIV033 • DOI: 10.18730/HEB3Q
22. WAB0015471Oryza sativa L. subsp. indica S.Kato • CT 7127-32-1-3-2-1P • Breeding/Research Material • COL
CIV033 • DOI: 10.18730/HEJWD
23. WAB0016600Oryza sativa L. subsp. indica S.Kato • ROHYB 148-B-B-1-B • Breeding/Research Material • SLE
CIV033 • DOI: 10.18730/HFACS
24. WAB0016939Oryza sativa L. subsp. japonica S.Kato • ROHYB 163-B-1-3-B • Breeding/Research Material • SLE
CIV033 • DOI: 10.18730/HFMGG
25. WAB0019441Oryza sativa L. subsp. indica S.Kato • WAT55-TGR-1-2 • Breeding/Research Material • NGA
CIV033 • DOI: 10.18730/HGDB$
26. WAB0023629Oryza sativa L. subsp. indica S.Kato • NCRO-ITS 3 • Advanced/improved cultivar • NGA
CIV033 • DOI: 10.18730/HHENV
27. WAB0024552Oryza sativa L. subsp. indica S.Kato • IR 75916-7-B-12-WAB1 • Breeding/Research Material • PHL
CIV033 • DOI: 10.18730/HHQMJ
28. WAB0024742Oryza sativa L. subsp. indica S.Kato • TOS 10153 • Traditional cultivar/Landrace • MWI
CIV033 • DOI: 10.18730/HR1TD
29. WAB0024953Oryza sativa L. subsp. indica S.Kato • TOS 13952 • Traditional cultivar/Landrace • IND
CIV033 • DOI: 10.18730/HHZGB
30. WAB0025389Oryza sativa L. subsp. indica S.Kato • TOS 16235 • Traditional cultivar/Landrace • BFA
CIV033 • DOI: 10.18730/HJ93P
31. WAB0026176Oryza sativa L. subsp. indica S.Kato • TOS 6447 • Traditional cultivar/Landrace • MLI
CIV033 • DOI: 10.18730/HJTT$
32. WAB0026801Oryza sativa L. subsp. indica S.Kato • TOS 10555 • Traditional cultivar/Landrace • ZMB
CIV033 • DOI: 10.18730/HJYK7
33. WAB0026941Oryza sativa L. subsp. japonica S.Kato • TOS 11927 • Traditional cultivar/Landrace • SEN
CIV033 • DOI: 10.18730/HK2BG
34. WAB0029393Oryza sativa L. subsp. japonica S.Kato • TOG 5632 • Traditional cultivar/Landrace • NGA
CIV033 • DOI: 10.18730/HKJDC
35. WAB0030605Oryza sativa L. subsp. indica S.Kato • IR 69726-95-3-2-2-3 • Breeding/Research Material • PHL
CIV033 • DOI: 10.18730/HM10=
36. WAB0034175Oryza sativa L. subsp. indica S.Kato • BASMATI P3 • Advanced/improved cultivar • PAK
CIV033 • DOI: 10.18730/HPG8J
37. WAB0036110Oryza sativa L. subsp. indica S.Kato • BEN11-29-A • Traditional cultivar/Landrace • BEN
CIV033 • DOI: 10.18730/HTH93
38. WAB0037318Oryza sativa L. subsp. indica S.Kato • BDI14-153 • Traditional cultivar/Landrace • BDI
CIV033 • DOI: 10.18730/SCF6X
39. WAB0040496Oryza glaberrima Steud. • TOG 5470 • Other genetic stocks • BEN
CIV033 • DOI: 10.18730/1KGQW6
40. WAB0040500Oryza glaberrima Steud. • TOG 12214 • Other genetic stocks • BEN
CIV033 • DOI: 10.18730/1KGR0A
41. WAB0040507Oryza glaberrima Steud. • TOG 12089 • Other genetic stocks • BEN
CIV033 • DOI: 10.18730/1KGR7H
42. WAB0040515Oryza glaberrima Steud. • RAM 98 • Other genetic stocks • BEN
CIV033 • DOI: 10.18730/1KGRFS
43. WAB0040517Oryza glaberrima Steud. • TG 010 • Other genetic stocks • BEN
CIV033 • DOI: 10.18730/1KGRHV
44. WAB0040523Oryza glaberrima Steud. • RAM 11 • Other genetic stocks • BEN
CIV033 • DOI: 10.18730/1KGRQ~
45. WAB0040525Oryza glaberrima Steud. • TOG 5486 • Other genetic stocks • BEN
CIV033 • DOI: 10.18730/1KGRS=
46. WAB0040529Oryza glaberrima Steud. • TOG 12303 • Other genetic stocks • BEN
CIV033 • DOI: 10.18730/1KGRX2
47. WAB0040532Oryza glaberrima Steud. • TOG 12396 • Other genetic stocks • BEN
CIV033 • DOI: 10.18730/1KGS05
48. WAB0040536Oryza glaberrima Steud. • TOG 12342 • Other genetic stocks • BEN
CIV033 • DOI: 10.18730/1KGS49
49. WAB0040539Oryza glaberrima Steud. • TOG 9293 • Other genetic stocks • BEN
CIV033 • DOI: 10.18730/1KGS7C
50. WAB0040544Oryza glaberrima Steud. • TOG 7435 • Other genetic stocks • BEN
CIV033 • DOI: 10.18730/1KGSCH