On the forestry conditions of northern Wisconsin (Google eBook)

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Published by the state, 1898 - Forests and forestry - 78 pages
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Page 83 - Scientific Series. The bulletins so designated consist of original contributions to the geology and natural history of the state, which are of scientific interest rather than of economic importance.
Page 12 - ... In addition to this, the fires, following, all logging operations or starting on new clearings of the settler, have done much to change these woods. Nearly half this territory has been burned over at least once: about 3 million acres are without any forest cover whatever, and several million acres more are but partly covered by the dead and dying remnants of the former forest.
Page iii - Putnam, Eau Claire. This Commission consulted with Dr. BE Fernow. Chief of the Division of Forestry, United States Department of Agriculture, who advised that a careful reconnaissance be made of the present condition of the forests of the State. The Department of Agriculture offered to send an expert to make such examination, provided the expenses of the trip could be defrayed by the State. Since the Forestry Commission had no appropriation for this purpose, application was made to the Geological...
Page 83 - A Contribution to the Geology of the Pre-Cambrian Igneous Rocks of the Fox River Valley, Wisconsin.
Page 74 - FOREST GROWTH. A. Timber lands, ie, from which little or no timber has been taken. (a) Originally: Mixed forest, 75 per cent. of area, in which Pine, 40 per cent.; hard woods, 30 per cent.; Hemlock, 30 per cent. Pine woods, 14 per cent. of area; swamps, 9 per cent, of area; lakes and rivers, 2 per cent. of area, woods, 14 per cent. of area; swamps, 9 per cent. of area; lakes and (6) At present: 1.
Page 13 - Here are large tracts of bare wastes, "stump prairies," where the ground is sparsely covered with weeds and grass, sweet fern, and a few scattering runty bushes of scrub oak, aspen, and white birch. These...
Page 22 - ... million feet, of which about 1,700 million might well be used for dimension stuff while the rest could be employed as pulp wood. Its great frugality, ease of propagation, rapid growth, and large yields will recommend the jack pine for the purpose of restocking all poorer sands. HEMLOCK. Hemlock is confined to the gravelly loam and clay lands of the more humid half of North Wisconsin and shares some of the peculiarities of the white pine growing within these limits. It is generally old timber...
Page 14 - Where the hardwoods are largely cut, culled, or destroyed by fire, the minus sign in black is used, while jack pine and jack oak are in all cases indicated, the one by red and the other by green V sign. CONIFEROUS SUPPLIES. The conifers, particularly the pines, formed solid, almost pure, forests over more than 30 per cent, of the area under consideration besides hundreds of groves of smaller extent scattered throughout the entire area of mixed forest. In addition, they formed the most conspicuous...
Page 67 - White pine (Pinua strobus) occurs in all parts of the territory, as scattering mixture in the better hardwood mixed forest of the heavy soils, predominant on lighter sandy and gravelly loams and as pinery proper on the extensive loamy sand areas. It is the largest and most valuable tree of the region. b.
Page 68 - Yellow birch (Betula lutea) (also called erroneously "red birch," "black birch" and "white birch" when in the log to distinguish character of wood), is predominant in the hardwood forest within the hemlock area, grows on all loam and clay lands, but rarely enters the regular pinery. Though it is here assumed that the birch generally pronounced yellow birch is truly the Betula lutea, this...