Excerpt from America's New Industry, Silk Growing: A Complete Manual of Instructions for Silk Growers
Silk growers generally call the egg of the silk worm, which is nearly round, slightly ¿attened and of the size of a small pinhead, the seed. - When first deposited by the moth, it is of a yellow color, and this color it retains if it does not become impregnated. If impregnated it changes color to a gray, slate, violet, or dark green hue, vary...
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