untillable

The Outer Nashville Basin in Kentucky contains untillable steep ridges and bluffs and cultivated terraces and floodplains along the meandering, downcutting Cumberland River.

Ecoregions of Kentucky (EPA) 2008

Do they forget what created out wonderful country, aside from conquering the Native Americans and sticking these amazing beings on grounds undesirable and untillable grounds?

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Their farm was on the very edge of the swamp where the land became untillable unless you filled it in, one basket of earth at a time.

Joust Lackey, Mercedes 2003

As here shown, they are very prolific and these hundred trees grown mainly on hillsides and untillable lands are furnishing Mr. Riehl with a very fair income.

Northern Nut Growers Association Report of the Proceedings at the Eleventh Annual Meeting Washington, D. C. October 7 and 8, 1920

Add to that the cultivation that has been destroyed, the soil that has been made untillable, the trees that have been cut down, the roads that have been torn up and the bridges that have been destroyed.

Fighting France St��phane Lauzanne

Lastly, I wish to emphasize one more possible crop insurance tree for the man who is planting nuts on land difficult of cultivation, or entirely untillable, and that is the persimmon.

Northern Nut Growers Association, Report of the Proceedings at the Seventh Annual Meeting Washington, D. C. September 8 and 9, 1916.

Considerable as is the cultivation, it bears a very small proportion to the great extent of waste, and probably untillable land, untillable from the extreme thinness of the soil and its superabundant stones.

Journals of Travels in Assam, Burma, Bhootan, Afghanistan and the Neighbouring Countries William Griffith

The juncture was in a big, marshy, untillable flat, from which hills rose abruptly.

Scattergood Baines Clarence Budington Kelland 1922

He decided that he would not stop at the ranch, but would go on up the valley to where one Abuer Hicks lived by himself in a half-dugout, half-board shack, and by mining a little where his land was untillable, and farming a little where the soil took kindly to fruit and grasses, managed to exist without too great hardship.

Good Indian B. M. Bower 1905

Paucity of arable land in mountain regions leads to the utilization of the untillable slopes for stock grazing.

Influences of Geographic Environment On the Basis of Ratzel's System of Anthropo-Geography Ellen Churchill Semple 1897