File:Journal of agricultural research (1919) (14772862082).jpg

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Identifier: journalofagricul18unit (find matches)
Title: Journal of agricultural research
Year: 1913 (1910s)
Authors: United States. Dept. of Agriculture Association of American Agricultural Colleges and Experiment Stations Association of Land-Grant Colleges and Universities Association of Land-Grant Colleges
Subjects: Agriculture -- United States
Publisher: Washington, U.S. Govt. Printing Office
Contributing Library: The LuEsther T Mertz Library, the New York Botanical Garden
Digitizing Sponsor: The LuEsther T Mertz Library, the New York Botanical Garden

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Journal of Agricultural Research Vol. XVIII, No. 5 Pistillate Spil<eletand Fertilization in Zea mays L. Plate 23
Text Appearing After Image:
Journal of Agricultural Research Vol. XVIll, No. 5 PIvATE 28 Longitudinal section of a mature embryo sac just previous to fertilization: e, egg;sy, synergids; p, polars; ant, antipodals; pt, pollen tube; m, micropyle; v, vacuole;c, cytoplasm; ov, ovule coat. X 520. PLATE 29 A.—End of a silk: p, pollen grains; v, fibro-vascular bundles; h, hairs. X 3$. B.—Tips of the hairs of the silk. It is on these hairs that most of the pollen grainslodge. X 250. C.—Section of a pollen grain showing the germ pore and the relative size of thevegetative and sperm nuclei. X 250. D.—Single hair of the silk, showing the general manner in which the pollen tubepenetrates the sheath cells of the fibro-vascular bundle of the silk: p, pollen grain;h, hair; pt, pollen tube; sc, sheath cells of the fibro-vascular bundle. X 250. E.—Longitudinal section of a fibro-vascular btmdle of a silk, showing the positionof the pollen tube as it grows down the silk: sc, sheath cells; x, xylem elements; p,parenchym

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https://www.flickr.com/photos/internetarchivebookimages/14772862082/

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United States. Dept. of Agriculture; Association of American Agricultural Colleges and Experiment Stations; Association of Land-Grant Colleges and Universities;

Association of Land-Grant Colleges
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Volume
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1919
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Flickr posted date
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29 July 2014



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current00:51, 27 September 2015Thumbnail for version as of 00:51, 27 September 20151,708 × 2,858 (716 KB) (talk | contribs)== {{int:filedesc}} == {{information |description={{en|1=<br> '''Identifier''': journalofagricul18unit ([https://commons.wikimedia.org/w/index.php?title=Special%3ASearch&profile=default&fulltext=Search&search=insource%3A%2Fjournalofagricul18unit%2F fin...

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