GENRE: Soils
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TAGGED SPECIES: plants
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Found 114 Books

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Crops and methods for soil improvement

Crops and methods for soil improvement

By Agee, Alva, 1858-1943 . Genre Fertilizers / Soils . Names soil / bacteria / plants / grass / organic matter and 1339 more
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Circular no. 26

Circular no. 26

Genre Soils / Analysis . Names soil / type / wheat / ca / california and 36 more
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The organic matter of the soil a study of the nitrogen distribution in different soil types

The organic matter of the soil a study of the nitrogen distribution in different soil types

By Morrow, Clarence Austin, 1881-1926 . Genre Soils / Analysis / Nitrogen . Names soil / ammonia / bacteria / data / organic matter and 924 more
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Natural history of New York ; pt. 5

Natural history of New York ; pt. 5

By Emmons, Ebenezer, 1799-1863 . Genre Agriculture / New York (State) / Soils / New York (State) / Fruit-culture and 1 more . Names thorax / insects / order / musca / leaves and 4112 more
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Circular (California Agricultural Experiment Station) ; 367

Circular (California Agricultural Experiment Station) ; 367

By Hoagland, D. R. (Dennis Robert), 1884-1949 . Genre Fertilizers / Soils / Analysis / Plants / Nutrition . Names soil / plants / california / roots / unidentified and 315 more
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Acidity and acidimetry of soils

Acidity and acidimetry of soils

By Knight, Henry Granger, 1878- [from old catalog] . Genre Soils . Names soil / io / ca / indicator / none and 211 more
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The farm library

The farm library

By Fletcher, S. W. (Stevenson Whitcomb), b. 1875 . Genre Soils . Names soil / plants / bacteria / humus / roots and 2837 more
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The Wiley technical series [for vocational and industrial schools, ed. by J. M. Jameson]

The Wiley technical series [for vocational and industrial schools, ed. by J. M. Jameson]

By McCall, Arthur Gillett, 1874- . Genre Soils . Names soil / plants / roots / organic matter / rock and 364 more
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The formation of vegetable mould, through the action of worms with observations on their habits

The formation of vegetable mould, through the action of worms with observations on their habits

By Darwin, Charles, 1809-1882 . Genre Earthworms / Humus / Soils . Names leaves / stones / soil / grass / animals and 892 more
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39 experiments in soils

39 experiments in soils

By Quear, Charles Lorin, 1890- [from old catalog] . Genre Soils . Names soil / bacteria / plants / pan / organic matter and 389 more
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