A 1.68:331
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Watch out for witchweed : a parasitic plant that attacks corn, sugarcane, sorghum and other plants. |
1 |
A 1.68:331/3
|
|
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A 1.68:331/rev./965
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Watch out for witchweed : a parasitic plant that attacks corn, sugarcane, sorghum and other plants. |
1 |
A 1.68:333
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The soybean cyst nematode. |
1 |
A 1.68:337
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Water facts : sources, supply, needs, uses, losses, floods, conservation. |
1 |
A 1.68:337/rev./964
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Water facts : sources, supply, needs, uses, losses, floods, conservation. |
1 |
A 1.68:341
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Teaching soil and water conservation : a classroom and field guide. |
1 |
A 1.68:341/992
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Teaching soil and water conservation : a classroom and field guide. |
1 |
A 1.68:343
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The direct distribution program. |
1 |
A 1.68:348/964
|
Soil and water conservation activities for Boy Scouts / |
1 |
A 1.68:348/rev./964
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Soil and water conservation activities for Boy Scouts / |
1 |
A 1.68:362
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Emergency tillage for wind-erosion control / |
1 |
A 1.68:375
|
The Japanese beetle : how we fight it / |
1 |
A 1.68:394
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The U.S. Department of Agriculture : how it serves you. |
1 |
A 1.68:394/964
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The U.S. Department of Agriculture : how it serves you. |
1 |
A 1.68:396/970
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Make your farm pond safe : prevent drownings. |
1 |
A 1.68:396/rev./970
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Make your farm pond safe : prevent drownings. |
1 |
A 1.68:399/5
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The Packers and Stockyards Act : what it is, how it operates / |
1 |
A 1.68:399/rev./969
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The Packers and Stockyards Act : what it is, how it operates / |
1 |
A 1.68:401
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Steps to 4-H camping / |
1 |