. Aluminum as a factor in soil acidity. Aluminum; Soils. Fig. 1 i^^^^^-^^^r i^ \ r:-^'?-. Fig. 2 203. Please note that these images are extracted from scanned page images that may have been digitally enhanced for readability - coloration and appearance of these illustrations may not perfectly resemble the original Mirasol, Jose Jison, 1891- [from old catalog]. [Baltimore]

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Keywords: ., bookcentury1900, bookdecade1920, booksubjectsoils, bookyear1920