. Annual report of the Commissioner of Agriculture ... Agriculture -- New York (State). 40 which then rises above the banks, overflowing the surrounding country. Then, since its current is checked where it is so shallow, the water drops some of its load of rock bits on the flood-plain, much as the muddy water in a gutter drops sand or mud on the sidewalk when, in time of heavy rains, it overflows the sidewalk. Many of the most fertile lands of the world are flood-plains of this kind, where sediment, gathered by the streams farther up their courses, is dropped upon the flood-plains, enriching t
. Annual report of the Commissioner of Agriculture ... Agriculture -- New York (State). 40 which then rises above the banks, overflowing the surrounding country. Then, since its current is checked where it is so shallow, the water drops some of its load of rock bits on the flood-plain, much as the muddy water in a gutter drops sand or mud on the sidewalk when, in time of heavy rains, it overflows the sidewalk. Many of the most fertile lands of the world are flood-plains of this kind, where sediment, gathered by the streams farther up their courses, is dropped upon the flood-plains, enriching them by new layer.''. 17.— Near meic of a cut in glacial soil, gullied by the rains, and toith numer- ous transported pebbles embedded in the rock flour. of fertile soil. One does not need to go to the Nile, the Yellow or the Mississippi for illustrations of this; they abound on every hand and many thousands of illustrations, great and small, may be found in the State of New York. Doubtless you can And one. There are other ways in which soils may be formed (Fig. 17)5 but only one more will be considered, and that is the way in which most of the soils of New York have been made. To study tliis let us go to a cut in the earth, such as a well or a stream bank (Figs. 15 and 17). Scattered through the soil numerous pebbles and 433. 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 New York (State). Dept. of Agriculture; New York State Agricultural Experiment Station; Cornell University. Agricultural Experiment Station. Albany : State of New York, Dept. of Agriculture
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