. The biology of insects. Insects -- Biology. Fig development of Platygaster vernalis a, 6, egg undergoing maturation divisions (m, m') ; />', first polar body, s spfrm-nucleus; ., d, conjugation of egg and sperm nuc ei o 5 to form zygote nucleus (n) ; polar-bodies {p) mcreasmg m f^l^\>J^l^ stage when the polar bodies have given rise to nuntive ^dls (^a) the trophamnion, surrounding the eight embryonic cells (« derived from the zvgote-nucleus, X i350 ;/, 5^, stdl later; stages >,with embryo e) developing from each embryonic cell. / X 700^ ^.X^^^^; ^*'^' R. W. Leiby a
. The biology of insects. Insects -- Biology. Fig development of Platygaster vernalis a, 6, egg undergoing maturation divisions (m, m') ; />', first polar body, s spfrm-nucleus; ., d, conjugation of egg and sperm nuc ei o 5 to form zygote nucleus (n) ; polar-bodies {p) mcreasmg m f^l^\>J^l^ stage when the polar bodies have given rise to nuntive ^dls (^a) the trophamnion, surrounding the eight embryonic cells (« derived from the zvgote-nucleus, X i350 ;/, 5^, stdl later; stages >,with embryo e) developing from each embryonic cell. / X 700^ ^.X^^^^; ^*'^' R. W. Leiby and C. C. Hill {Joum. Agr. Res., ig^S-). 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 Carpenter, George H. (George Herbert), 1865-1939. New York, The Macmillan Company
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Keywords: ., bookcentury1900, bookdecade1920, bookpublishernewyorkthemacmilla
