. Bulletin. Agriculture. , Hure<m ot'Pluat IiKlusirvA' Agriculture. 'l''. m,^. s-^e^. jUL; JS a (EN & FORMATION OFTHESPORES IN RHIZOPUS NIGRICANS AND PHYCOMYGES NITENS. 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 United States. Bureau of Plant Industry. Washington : G. P. O.


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Keywords: ., bookcentury1900, bookdecade1900, bookpubl, booksubjectagriculture