. Chemical embryology. Embryology. n c i 55 Mom 20 20 10 a .8 5 .5 3 .3 2 .2 1 .1 . DaysO 6 10 12 14 16 18 20 Incubation A^ Fig. 53«'. 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 Needham, Joseph, 1900-. New York: The MacMillan Co.

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Keywords: ., bookcentury1900, bookpublishernewyorkthem, booksubjectembryology