A 1.75:189/rev. 967
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The Agricultural Research Center of the United States Department of Agriculture. |
1 |
A 1.75:190
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Salt problems in irrigated soils / |
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A 1.75 : 191
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Farmers' expenditures for health care in 1955 / |
1 |
A 1.75:192
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Farm family spending in the United States : some changes as indicated by recent U.S. Dept. of Agriculture expenditure surveys / |
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A 1.75:193/rev. 979
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Dutch elm disease and its control / |
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A 1.75:194
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Salt tolerance of grasses and forage legumes / |
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A 1.75:195
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Chemical amendments for improving sodium soils / |
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A 1.75:196/rev. 967
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The why and how of rural zoning / |
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A 1.75:197
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Determining the quality of irrigation water / |
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A 1.75:198
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Contract farming and vertical integration in agriculture. |
1 |
A 1.75:199
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Irrigation on western farms / |
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A 1.75:200
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A Statistical summary of farm tenure, 1954. |
1 |
A 1.75:202
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The economic position of fertilizer use in the United States / |
1 |
A 1.75:203
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Scale in maple-sirup evaporators : how to remove it / |
1 |
A 1.75:204
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What makes farmers̓ prices / |
1 |
A 1.75:205
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Salt tolerance of vegetable crops in the West / |
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A 1.75:207/rev. 978
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Growing dates in the United States / |
1 |
A 1.75:209
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New uses for farm products. |
1 |
A 1.75:210
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Availability of water to crops on saline soils / |
1 |
A 1.75:211
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Boron injury to plants / |
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