Add to ORKGNature\u27s unfinished work in the Wisconsin drift areas of Iowa has left the lands peculiarly subject to submergence in times of heavy precipitation. The magnitude of the drainage projects which would be required to carry out the incomplete work of Nature\u27s young river systems, for a long time held back the development of drainage. Recent legislation, making possible the creation of drainage districts upon the petition of a reasonable number of land holders interested, has led to a most rapid growth in farm land drainage
Flood plains are said to exist along the courses of rivers where in time of flood deposits are laid ...
It is commonly understood that the Raccoon River, where it flows through Des Moines, lies just south...
As occupying the middle of the main lobe of the Ashawa glaciation, the upper Des Moines River held s...
It is well known that several systems of drainage lines have been impressed upon the surface of the ...
The problems encountered in land drainage are comparatively simple when seen from an engineering poi...
A report on drainage needs was made at the request of the sponsors of the Iowa-Cedar Rivers Basin St...
Recently a number of interviews have appeared in the papers of the state to the effect that drainage...
The drainage system on the Des Moines River is quite varied between Humboldt and Des Moines. The var...
Current status of drainage and estimated drainage needs of the soils in the Des Moines River basin a...
Farmland drainage is an integral part of Iowa’s landscape and plays a critical role in its bio-econo...
The long period intervening between the deposit of the Cretaceous rocks of Iowa and the advent of th...
The relationship between Iowa’s roads and drainage developed when rural roads were originally cons...
Synopsis: First - In Warren County the drift is of uneven depth. As in other drift areas, this uneve...
Iowa agriculture benefits from two important natural resources, the rich soils that blanket the land...
Organized drainage districts in Iowa include approximately 6 million acres of land, representing an ...
Flood plains are said to exist along the courses of rivers where in time of flood deposits are laid ...
It is commonly understood that the Raccoon River, where it flows through Des Moines, lies just south...
As occupying the middle of the main lobe of the Ashawa glaciation, the upper Des Moines River held s...
It is well known that several systems of drainage lines have been impressed upon the surface of the ...
The problems encountered in land drainage are comparatively simple when seen from an engineering poi...
A report on drainage needs was made at the request of the sponsors of the Iowa-Cedar Rivers Basin St...
Recently a number of interviews have appeared in the papers of the state to the effect that drainage...
The drainage system on the Des Moines River is quite varied between Humboldt and Des Moines. The var...
Current status of drainage and estimated drainage needs of the soils in the Des Moines River basin a...
Farmland drainage is an integral part of Iowa’s landscape and plays a critical role in its bio-econo...
The long period intervening between the deposit of the Cretaceous rocks of Iowa and the advent of th...
The relationship between Iowa’s roads and drainage developed when rural roads were originally cons...
Synopsis: First - In Warren County the drift is of uneven depth. As in other drift areas, this uneve...
Iowa agriculture benefits from two important natural resources, the rich soils that blanket the land...
Organized drainage districts in Iowa include approximately 6 million acres of land, representing an ...
Flood plains are said to exist along the courses of rivers where in time of flood deposits are laid ...
It is commonly understood that the Raccoon River, where it flows through Des Moines, lies just south...
As occupying the middle of the main lobe of the Ashawa glaciation, the upper Des Moines River held s...