Life Zones and Crop Zones of the United StatesU.S. Government Printing Office, 1898 - 79 էջ |
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Common terms and phrases
Agen French agricultural Angouleme apples Arid Transition area Arizona Austroriparian area Bavay Bellflower belts Biological Survey Black Boreal Bosc Boussock Brandywine Bubach California Carolinian area cereals Chasselas Cherries Clairgeau Clapp Favorite coast Columbia corn cotton Cowpeas Doyenne Duchess Early Purple Guigne Elberta FAUNAL AREA fruits FRUITS-Continued German Prune Golden Drop Golden Russet grapes Gulf strip Hightop hottest Hubbardston humid Keswick Loquat LOWER AUSTRAL ZONE Lower Sonoran area Maiden Blush Mississippi Valley Moore Early Moorpark Morello mountains Newtown Pippin Northern Spy Oats Oldenburg Orange Oregon Pacific Transition area Peach Red Astrachan Red Rust Proof region Rhode Island Greening River Sea Island cotton Seckel Sorghum South southern species Sugar beet Swaar Sweet potatoes Tartarian temperature thrive Tobacco Tompkins King Transition zone tropical UPPER AUSTRAL ZONE Upper Sonoran area varieties western wheat White potatoes White Russian Winesap Winter Nelis Wolf River Yellow Newtown Pippin Yellow Transparent Zinfandel Zone ranges
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Էջ 54 - ... and that the southward distribution is governed by the mean temperature of a brief period during the hottest part of the year.3 ZONE TEMPERATURES.
Էջ 31 - These arms, like nearly all narrow northward prolongations of southern zones, do not carry the complete faunas and floras of the areas to which they belong, but lack certain species from the start and become more and more dilute to the northward till it is hard to say where they really end. Their northern boundaries, therefore, must be drawn arbitrarily or must be based on the presence or absence of particular species rather than the usual association of species. “Counting from the north, the Carolinian...
Էջ 36 - It covers most of the great -plains in eastern Montana and Wyoming, southwestern South Dakota, western Nebraska, Kansas, Oklahoma and Texas, and eastern Colorado and New Mexico. In Oregon and Washington it covers the plains of the Columbia and the Malheur and Harney plains; in California it encircles the Sacramento and San Joaquin valleys and forms a narrow belt along the eastern boundary of the Colorado and Mohave deserts; in Utah it covers the Salt Lake and Sevier deserts, in Idaho the Snake Plains,...
Էջ 19 - Canadian zone comprises the southern part of the great transcontinental coniferous forest of Canada, the northern parts of Maine, New Hampshire, and Michigan, a strip along the Pacific coast reaching as far south at least as Cape Mendocino in California, and the greater part of the high mountains of the United States and Mexico. In the East it covers the Green Mountains, Adirondacks, and Catskills, and the higher mountains of Pennsylvania, West Virginia, Virginia, western North Carolina, and eastern...
Էջ 11 - Algeria, the islands and coast of western tropical Africa, Egypt, Island of Bourbon, East Indies, Queensland, New South Wales, etc. It may be cultivated in any region adapted to the olive and near the sea, the principal requisite being a hot and humid atmosphere; but the results of acclimatization indicate that the humid atmosphere is not entirely necessary if irrigation be employed, as this species is undoubtedly grown extensively in Egypt.
Էջ 54 - Investigations conducted by the Biological Survey have shown that the northward distribution of terrestrial animals and plants is governed by the sum of the positive temperatures for the entire season of growth and reproduction, and that the southward distribution is governed by the mean temperature of a brief period during the hottest part of the year.
Էջ 54 - The effective temperatures or degrees of normal mean daily heat in excess of this minimum have been added together for each station, beginning when the normal mean daily temperature rises higher than 6° C. in spring and continuing until it falls to the same point at the end of the season.
Էջ 30 - Carolinian area occupies the larger part of the Middle States, except the mountains, covering southeastern South Dakota, eastern Nebraska, Kansas, and part of Oklahoma; nearly the whole of Iowa, Missouri, Illinois, Indiana, Ohio, Maryland, and...
Էջ 46 - Kiefl'er), the scuppernoug grape, and of the citrus fruits—the orange, lemon, lime, and shaddock. In its western continuation (the Lower Sonoran) the raisin grape, olive, and almond are among the most important agricultural products, and the fig ripens several crops...
Էջ 18 - Boreal region (colored green on the map) covers the whole of the northern part of the continent, from the polar sea southward to near the northern boundary of the United States, and farther south occupies a narrow strip along the Pacific coast and the higher parts of the three great mountain systems, the Sierra-Cascade Range, the Rocky Mountains, and the Alleghanies.