1 cubic yard = 27 cubit feet
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Iron Chelate (sequestered iron)
FeEDTA(Ferric Ethylenediaminetetraacetic Acid) is a common form, but may also be Fe-DTPA, or Fe-EDDHA. Percentages may vary. Iron (Fe) with a chelating agent allowing for ease of plant uptake.
Micronutrient values may show a zero value for missing data. Over time the dataset will improve, but keep in mind that in some instances; especially with natural materials, the listed values given are rough estimates and will vary with samples from different sources.