. Colchicine in agriculture, medicine, biology, and chemistry. Colchicine; Colchicine. Spindle and Cytoplasm 95 Another view is obtained from the 1-hour and 5-hour treatments A\ith Spitwcia root tij)s. In these cases metaphases were plotted dur- ing recovery. Complete recovery occurred within 48 hours it" exposure was 1 hoin-, but (k5 to 66 hours were required for a 5-hour exposure.^ Cytological c()nse(]uences in relation to treatment have been ana- lyzed. The first teiraploid cell begins a second cvcle after 30 hours.^-^. Please note that these images are extracted from scanned page imag


. Colchicine in agriculture, medicine, biology, and chemistry. Colchicine; Colchicine. Spindle and Cytoplasm 95 Another view is obtained from the 1-hour and 5-hour treatments A\ith Spitwcia root tij)s. In these cases metaphases were plotted dur- ing recovery. Complete recovery occurred within 48 hours it" exposure was 1 hoin-, but (k5 to 66 hours were required for a 5-hour exposure.^ Cytological c()nse(]uences in relation to treatment have been ana- lyzed. The first teiraploid cell begins a second cvcle after 30 hours.^-^. 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 Eigsti, O. J. (Orie Jacob), 1908-; Dustin, Pierre. Ames, Iowa State College Press


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