Silicified Cells of Grasses a Major Source of Plant Opal in Illinois Soils
Silicified Cells of Grasses a Major Source of Plant Opal in Illinois Soils
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10, 11). It has silica bodies of all types (Fig. 4, 5) ; silica cells, both single and of the silica-cork pair (Fig. 3) ; trichomes (Fig. 6) ; long cells of the epidermis (Fig. 7) ; and a few bulliform cells (Fig. 8). A much more extensive field than that represented in Fig. 10 must be examined to find all of the cell types de- scribed above. Many fragments are too small and irregular to be identified as belonging to any cell type. Fragments are also found among the small particles of silica sk...eletons obtained from grasses (Fig. 13, G) .
The plant opal (20-50 microns) used by Jones and Beavers (1964a) and Wilding (1967) shown in Figs. 11 and 12 is different from the 5-20 micron particles (Fig. 10) in several respects other than size. There is a predominance of solid blocks of silica, which from the surface view are square, long and short rectangles, and keystone in shape (Fig. 11, A-D, and Fig. 12, A-D). The lumen of large hook-shaped trichomes that have been filled with silica (shown in Fig.
What to read after Silicified Cells of Grasses a Major Source of Plant Opal in Illinois Soils?
You can find similar books in the "Read Also" column, or choose other free books by O T Orville Thomas Bonnett to read onlineMoreLess
To quickly assess the difficulty of the text, read a short excerpt:
10, 11). It has silica bodies of all types (Fig. 4, 5) ; silica cells, both single and of the silica-cork pair (Fig. 3) ; trichomes (Fig. 6) ; long cells of the epidermis (Fig. 7) ; and a few bulliform cells (Fig. 8). A much more extensive field than that represented in Fig. 10 must be examined to find all of the cell types de- scribed above. Many fragments are too small and irregular to be identified as belonging to any cell type. Fragments are also found among the small particles of silica sk...eletons obtained from grasses (Fig. 13, G) .
The plant opal (20-50 microns) used by Jones and Beavers (1964a) and Wilding (1967) shown in Figs. 11 and 12 is different from the 5-20 micron particles (Fig. 10) in several respects other than size. There is a predominance of solid blocks of silica, which from the surface view are square, long and short rectangles, and keystone in shape (Fig. 11, A-D, and Fig. 12, A-D). The lumen of large hook-shaped trichomes that have been filled with silica (shown in Fig.
What to read after Silicified Cells of Grasses a Major Source of Plant Opal in Illinois Soils?
You can find similar books in the "Read Also" column, or choose other free books by O T Orville Thomas Bonnett to read onlineMoreLess
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