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The Sugar Beet in Illinois
This book provides a comprehensive study of sugar beets in Illinois, including its cultivation, uses... more |
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Question Summary to Accompany "Soil Fertility and Permanent Agriculture,"
Hopkins offers a concise summary of his influential work on soil fertility and sustainable agricultu... more |
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The Sugar Beet in Illinois
This book provides a comprehensive study of sugar beets in Illinois, including its cultivation, uses... more |
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Question Summary to Accompany "Soil Fertility and Permanent Agriculture,"
Hopkins offers a concise summary of his influential work on soil fertility and sustainable agricultu... more |
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Thirty Years of Crop Rotations on the Common Prairie Soil of Illinois
This work has been selected by scholars as being culturally important, and is part of the knowledge ... more |
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Thirty Years of Crop Rotations on the Common Prairie Soil of Illinois
This work has been selected by scholars as being culturally important, and is part of the knowledge ... more |
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Directions for the Breeding of Corn, Including Methods for the Prevention of In-breeding
This work has been selected by scholars as being culturally important, and is part of the knowledge ... more |
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Directions for the Breeding of Corn, Including Methods for the Prevention of In-breeding
This work has been selected by scholars as being culturally important, and is part of the knowledge ... more |
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The Farm That Won’t Wear Out
This work has been selected by scholars as being culturally important, and is part of the knowledge ... more |
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The Farm That Won’t Wear Out
This work has been selected by scholars as being culturally important, and is part of the knowledge ... more |