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. 2022 Nov 10;9:1037161. doi: 10.3389/fnut.2022.1037161

TABLE 2.

DALYs saved and cost-effectiveness of ZAB through granular and foliar Zn fertilizer in Ethiopia under “optimistic” and “pessimistic” scenarios of adoption rates.

DALYs saved and % reduction
Cost (US$) per DALY saved
Granular Zn application Optimistic
Pessimistic
Optimisticc Pessimisticd
% %
Maize 46,277 8.4 32,757 5.9 798 827
Teff 100,950 18 74,926 14 419 424
Wheat 65,603 11.9 49,234 8.9 413 423
Overalla 212,830 38 156,917 29 502 505

Foliar Zn application e f g h

Maize 46,736 8.5 35,995 6.5 389 817 287 602
Teff 129,629 23 106,321 19 153 341 112 252
Wheat 47,535 8.6 37,828 6.9 278 603 205 445
Overallb 223,900 40 180,144 32 226 496 167 366

aBased on the soil application of Zn fertilizer at rate of 25 kg per ha-1 and bfoliar Zn fertilizer application (12.5 kg per ha-1) to the three staple crops (maize, teff, and wheat), Soil Zn fertilizer application at coverage of 55%c and 75%. dOf the crop area based on the CSA, 2021 report; foliar Zn fertilizer application considering 50%e and 75%f technology coverage [assumption from (26)], respectively. The cost per DALY saved through foliar Zn fertilizer excluding the labor cost at 50%g and 75%h of the cropping area.