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| Author | : Donald Bryan Ibach |
| Publisher | : |
| Total Pages | : 32 |
| Release | : 1958 |
| Genre | : Crop yields |
| ISBN | : |
Pp. 3 -- Introduction. pp. 4 -- Current fertilizer practice, by crops. pp. 5 -- Production from current acreage and projected needs. pp. 12 -- Acreage-fertilizer combinations for U.S. production and projected needs. pp. 14 -- Meeting projected needs at minimum unit cost. pp. 19 -- Optimum use of limited quantities of fertilizer. pp. 25.
| Author | : Donald Bryan Ibach |
| Publisher | : |
| Total Pages | : 26 |
| Release | : 1966 |
| Genre | : Fertilizers |
| ISBN | : |
| Author | : Donald Bryan Ibach |
| Publisher | : |
| Total Pages | : 28 |
| Release | : 1966 |
| Genre | : Fertilizers |
| ISBN | : |
| Author | : Donald Bryan Ibach |
| Publisher | : |
| Total Pages | : 31 |
| Release | : 1958 |
| Genre | : Fertilizers |
| ISBN | : |
| Author | : Donald Bryan Ibach |
| Publisher | : |
| Total Pages | : 26 |
| Release | : 1966 |
| Genre | : Fertilizers |
| ISBN | : |
| Author | : Donald Bryan Ibach |
| Publisher | : |
| Total Pages | : 390 |
| Release | : 1967 |
| Genre | : Fertilizers |
| ISBN | : |
| Author | : United States. Department of Agriculture |
| Publisher | : |
| Total Pages | : |
| Release | : 1960 |
| Genre | : |
| ISBN | : |
| Author | : United States. Congress. Senate. Committee on Agriculture, Nutrition, and Forestry |
| Publisher | : |
| Total Pages | : 124 |
| Release | : 1974 |
| Genre | : Fertilizer industry |
| ISBN | : |
| Author | : Joseph Ezekiel Pogue |
| Publisher | : |
| Total Pages | : 22 |
| Release | : 1917 |
| Genre | : Fertilizers |
| ISBN | : |
The theories of soil formation and plant growth are explained in a general way, and shown that under prolonged cultivation the soil is exhausted in respect of three of its most important foods - phosphorus, nitrogen, and potassium.
| Author | : National Research Council (U.S.). Committee on Economics of Fertilizer Use |
| Publisher | : National Academies |
| Total Pages | : 104 |
| Release | : 1961 |
| Genre | : Fertilizers |
| ISBN | : |
