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Soil fertility evaluation and control

Author: C A Black
Publisher: Boca Raton : CRC Press LLC : CRC Press, 2013.
Edition/Format:   eBook : Document : EnglishView all editions and formats
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Genre/Form: Electronic books
Additional Physical Format: Print version:
Black, C. A. (Charles Allen).
Soil fertility evaluation and control.
Boca Raton : CRC Press LLC : CRC Press, 2013
(DLC) 92025089
(OCoLC)26261324
Material Type: Document, Internet resource
Document Type: Internet Resource, Computer File
All Authors / Contributors: C A Black
ISBN: 9781482247886 1482247887
OCLC Number: 1035158249
Description: 1 online resource
Contents: Cover; Title Page; Copyright Page; Contents; Preface; Chapter 1 NUTRIENT SUPPLIES AND CROP YIELDS: RESPONSE CURVES; 1-1. Liebig's ""Law of the Minimum; 1-2. Mitscherlich's ""Law of Physiological Relationships"" or ''Effect Law of the Growth Factors; 1-2.1. Development of the Mitscherlich Equation; 1-2.2. The Proportionality Constant c; 1-2.2.1. Significance of c; 1-2.2.2. Implications of the Constancy of c; 1-2.2.3. Relative Yields; 1-2.2.4. Baule's Concepts; 1-2.2.5. Evidence on the Constancy of c; 1-3. Factors Affecting the Shape of Response Curves; 1-3.1. Soil Nutrient Supply. 1-3.2. Effective Nutrient Supply Versus Added Nutrient Quantity1-3.3. Other Nutrient Deficiencies; 1-3.4. Water Supply; 1-3.5. Toxicities; 1-3.6. Secondary Components of Fertilizers; 1-3.7. Biological Effects; 1-3.7.1. Plant Character; 1-3.7.2. Plant Population Density; 1-3.7.3. Weed Infestations; 1-3.7.4. Plant Diseases and Insect Infestations; 1-3.7.5. Mycorrhizas; 1-3.8. Quality Characteristic Selected; 1-3.9. Other Factors; 1-4. Limitations of Response Functions; 1-5. Other Response Functions; 1-5.1. Polynomial Functions; 1-5.2. Inverse Polynomial Functions; 1-5.3. Segmented Functions. 1-6. Selecting a Response Function1-7. Response Functions Compared; 1-8. Statistical Computations; 1-9. Practical Applications; 1-10. Yield Versus Nutrient-Uptake Plots; 1-11. Literature Cited; Chapter 2 ECONOMICS OF FERTILIZATION; 2-1. Optimum Quantity of Fertilizer; 2-2. Economic Principles Applied to Response Functions; 2-3. Maximum Profit From Fertilization; 2-4. Minimum Applications of Fertilizer; 2-4.1. Break-Even Application; 2-4.2. Maximum Profit per Dollar Invested in Fertilization; 2-4.3. Maximum Profit per Dollar Invested in Crop Production; 2-5. Fixed Costs. 2-6. Allocating Fertilizers Among Crops2-7. Allocating Funds Among Fertilizers; 2-7.1. Graphic Representation; 2-7.2. Marginal Product; 2-7.3. Isoquants; 2-7.4. Rate of Substitution; 2-7.5. Isoclines; 2-7.6. Minimum Cost for a Specified Yield; 2-7.7. Most Profitable Combination for a Given Expenditure; 2-7.8. Combination for Maximum Profit; 2-7.9. Technique for Segmented Functions; 2-8. Theory Versus Practice; 2-8.1. Assumptions; 2-8.2. Seasonal Effects; 2-8.3. Response Function Effects; 2-8.4. Experimental Precision and Price Ratios; 2-8.5. Isoquantal Theory Effects. 2-8.6. Psychological Factors2-9. Environmental Aspects; 2-9.1. Loss of Nitrate by Leaching and Denitrification; 2-9.2. Health Hazards; 2-9.3. Sources of Dietary Nitrate; 2-9A. Economics of Limiting Nitrate Loss to Groundwater; 2-9.5. Animal Manures; 2-10. Literature Cited; Chapter 3 PLANT TESTING AND FERTILIZER REQUIREMENT; 3-1. Qualitative Diagnosis of Deficiencies; 3-1.1. Deficiency Symptoms; 3-1.2. Atterberg's Principles; 3-1.2.1. Principle 1; 3-1.2.2. Principle 2; 3-1.2.3. Principle 3; 3-1.2.4. Principle 4; 3-1.3. Krauss Foliar Vector Diagnosis.
Responsibility: Charles A. Black.

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