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Macintosh Picture Format  |  1996-09-10  |  289.2 KB  |  640x480  |  8-bit (218 colors)
   ocr: 13 ForestFloorDiorama - - THE FLOOR IS THE MOST DENSELY POPULATED stratum of the forest. The number of L organisms that live in each square foot of a temperate forest may be four times as great 16 as the human population of the Earth! Most of these organisms are microscopic bacteria, 13 fungi, nematodes, and protozoa. Even oe 2) 10) magnified twenty-four times, only the few, relatively large types of organisms are visible. Every year, about two tons of leaves, flowers, fruits, twigs, animal remains, and feces are deposited on each acre of forest floor. If this debris were to accumulate without ...