Figure 13.5

Figure 13.5
Changes in seasonal overgrowth of aquatic vegetation in the Damchik section of Astrakhanskiy Biosphere Reserve: (A) data from classification of Landsat MSS image, June 8, 1977; (B) data from classification of Landsat MSS image, August 29, 1978; (C) difference between vegetation cover in views (A) and (B); (D) data from classification of MSU-E Resurs O photograph, June 30, 1991; (E) data from classification of MSU-E Resurs O photograph, September 5, 1992; (F) difference between vegetation cover in views (D) and (E). The difference image primarily characterizes the spread of vegetation with floating leaves and thickets of lotus and bur-reed.

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