The tall grass prairie forms a belt across the United States from Canada to Mexico. This belt lies between the deciduous forest on the east and the plains association on the west. It is approximately 250 miles wide except at a point slightly above the middle where it extends to about three times this width from eastern Nebraska across Iowa and northern Missouri, Illinois and Indiana into western Ohio
A residence of several years in one of the central prairie states and two seasons spent in studying ...
A series of intensive investigations of the ecological features of the tension zone between prairie ...
Continued study of the great midcontinental grasslands of North America throughout a period of years...
The tall grass prairie forms a belt across the United States from Canada to Mexico. This belt lies b...
Upon the completion of a series of investigations in southeastern Washington and adjacent Idaho, in ...
A series of intensive investigations of the ecological features of the tension zone between prairie ...
At the time of settlement Iowa was definitely a prairie state with less than 20 per cent of its area...
This paper is the result of an intensive study of the vegetation of the prairie. The study extended ...
The physical factors within the transition zone between the typical prairie association of the state...
A cursory examination of the deciduous forest of eastern North America, at intervals from its center...
This virgin prairie area is mostly of the kame hill, saucer type. One portion of the territory is pr...
Studies of the prairie by the writer and Fitzpatrick during 1922-33 were both extensive and intensiv...
Early surveyors\u27 notes from five counties bordering the Platte River in eastern Nebraska were uti...
A residence of several years in one of the central prairie states and two seasons spent in studying ...
A series of intensive investigations of the ecological features of the tension zone between prairie ...
Continued study of the great midcontinental grasslands of North America throughout a period of years...
The tall grass prairie forms a belt across the United States from Canada to Mexico. This belt lies b...
Upon the completion of a series of investigations in southeastern Washington and adjacent Idaho, in ...
A series of intensive investigations of the ecological features of the tension zone between prairie ...
At the time of settlement Iowa was definitely a prairie state with less than 20 per cent of its area...
This paper is the result of an intensive study of the vegetation of the prairie. The study extended ...
The physical factors within the transition zone between the typical prairie association of the state...
A cursory examination of the deciduous forest of eastern North America, at intervals from its center...
This virgin prairie area is mostly of the kame hill, saucer type. One portion of the territory is pr...
Studies of the prairie by the writer and Fitzpatrick during 1922-33 were both extensive and intensiv...
Early surveyors\u27 notes from five counties bordering the Platte River in eastern Nebraska were uti...
A residence of several years in one of the central prairie states and two seasons spent in studying ...
A series of intensive investigations of the ecological features of the tension zone between prairie ...
Continued study of the great midcontinental grasslands of North America throughout a period of years...
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