. Class book of economic entomology [microform] : with special reference to the economic insects of the northern United States and Canada. Insect pests; Entomologie; Entomology; Insectes nuisibles, Lutte contre les; Insect pests; Insectes nuisibles. STRlCTfRK, GROWTH AND K<âMI<S OK INSECTS ,, Jj^is finally pr,.,,.,...,,. .his s,a«.. .,f ,he i. â a. ..... Flii,. 3J-â ut the blast ili-rm ami thf kiti â, , ," "' an,] ihc Wastoilerm: (jcnn band ,,,''^";'' /*.<'l.'avagcniâld; (â i/lfr l:s<krri,h.) The blastoderm thickens by
. Class book of economic entomology [microform] : with special reference to the economic insects of the northern United States and Canada. Insect pests; Entomologie; Entomology; Insectes nuisibles, Lutte contre les; Insect pests; Insectes nuisibles. STRlCTfRK, GROWTH AND K<âMI<S OK INSECTS ,, Jj^is finally pr,.,,.,...,,. .his s,a«.. .,f ,he i. â a. ..... Flii,. 3J-â ut the blast ili-rm ami thf kiti â, , ," "' an,] ihc Wastoilerm: (jcnn band ,,,''^";'' /*.<'l.'avagcniâld; (â i/lfr l:s<krri,h.) The blastoderm thickens by cell division in one region formin. .he pnmunc streak or ,,rn, barul which presents in surface view a^oal or elongated area along the ventral face of the egg. So^n a grZe 1. 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 Lochhead, William, 1864-1927. Philadelphia : P. Blakiston's Son
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Keywords: ., bookcentury1900, bookdecade1910, booksubjectentomology, bookyear1
