Fertilizers

Heinrich W. Scherer

Heinrich W. Scherer

Agrikulturchemisches Institut, Universität Bonn, Bonn, Federal Republic of Germany

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Konrad Mengel

Konrad Mengel

Institute for Plant Nutrition, Justus-Liebig-Universität Giessen, Giessen, Federal Republic of Germany

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Heinrich Dittmar

Heinrich Dittmar

BASF Aktiengesellschaft, Ludwigshafen, Federal Republic of Germany

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Manfred Drach

Manfred Drach

BASF Aktiengesellschaft, Limburgerhof, Federal Republic of Germany

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Ralf Vosskamp

Ralf Vosskamp

BASF Aktiengesellschaft, Limburgerhof, Federal Republic of Germany

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Martin E. Trenkel

Martin E. Trenkel

Eusserthal, Federal Republic of Germany

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Reinhold Gutser

Reinhold Gutser

Lehrstuhl für Pflanzenernährung, Technische Universität München-Weihenstephan, Freising, Federal Republic of Germany

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Günter Steffens

Günter Steffens

Landwirtschaftliche Untersuchungs- und Forschungsanstalt, Oldenburg, Federal Republic of Germany

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Vilmos Czikkely

Vilmos Czikkely

BASF Aktiengesellschaft, Ludwigshafen, Federal Republic of Germany

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Titus Niedermaier

Titus Niedermaier

retired

formerly BASF Aktiengesellschaft, Ludwigshafen, Federal Republic of Germany

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Reinhardt Hähndel

Reinhardt Hähndel

BASF Aktiengesellschaft, Limburgerhof, Federal Republic of Germany

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Hans Prün

Hans Prün

retired

formerly BASF Aktiengesellschaft, Limburgerhof, Federal Republic of Germany

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Karl-Heinz Ullrich

Karl-Heinz Ullrich

BASF Aktiengesellschaft, Limburgerhof, Federal Republic of Germany

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Hermann Mühlfeld

Hermann Mühlfeld

retired

formerly Chemische Fabrik Kalk GmbH, Köln, Federal Republic of Germany

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Wilfried Werner

Wilfried Werner

Agrikulturchemisches Institut der Universität Bonn, Bonn, Federal Republic of Germany

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Günter Kluge

Günter Kluge

Bundesministerium für Ernährung, Landwirtschaft und Forsten, Bonn, Federal Republic of Germany

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Friedrich Kuhlmann

Friedrich Kuhlmann

Institut für Landwirtschaftliche Betriebslehre, Giessen, Federal Republic of Germany

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Hugo Steinhauser

Hugo Steinhauser

retired

formerly Lehrstuhl für Wirtschaftslehre des Landbaues, Technische Universität München, Freising, Federal Republic of Germany

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Walter Brändlein

Walter Brändlein

BASF Aktiengesellschaft, Ludwigshafen, Federal Republic of Germany

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Karl-Friedrich Kummer

Karl-Friedrich Kummer

BASF Aktiengesellschaft, Limburgerhof, Federal Republic of Germany

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First published: 15 June 2000
Citations: 2

Abstract

The article contains sections titled:

1.

Introduction

2.

Plant Nutrition and Soil Science

2.1.

Plant Nutrients

2.1.1.

Definition and Classification

2.1.2.

Function of Plant Nutrients

2.2.

Soil Science

2.2.1.

Soil Classes, Soil Types, and Parent Material

2.2.2.

Nutrient Retention in Soils

2.2.3.

Soil pH, Buffer Power, and Liming

2.2.4.

Soil Water - Plant Relationships

2.2.5.

Organic Matter of Soils and Nitrogen Turnover

2.3.

Nutrient Availability

2.3.1.

Factors and Processes

2.3.2.

Determination of Available Plant Nutrients in Soils

2.4.

Physiology of Plant Nutrition

2.4.1.

Nutrient Uptake and Long-Distance Transport in Plants

2.4.2.

Effect of Nutrition on Growth, Yield, and Quality

2.5.

Nutrient Balance

2.5.1.

Gains and Losses of Plant Nutrients

2.5.2.

Alternative Plant Nutrition

3.

Standard Fertilizers

3.1.

Solid Fertilizers

3.1.1.

Straight Fertilizers

3.1.2.

Multinutrient Fertilizers

3.1.3.

Lime Fertilizers

3.1.4.

Magnesium Fertilizers

3.2.

Liquid Fertilizers

3.2.1.

Nitrogen Liquids

3.2.2.

Multinutrient Liquids

3.2.2.1.

NP Liquids

3.2.2.2.

NPK liquids

3.2.2.3.

UAS Liquids

3.2.3.

Suspensions

4.

Special Fertilizers

4.1.

Water-Soluble Nutrient Salts

4.2.

Foliar Fertilizers

4.2.1.

Production

4.2.2.

Application

4.2.3.

Combination with Agricultural Pesticides

4.3.

Micronutrients

4.3.1.

Micronutrient Forms

4.3.2.

Production

4.3.3.

Commercial Fertilizers

4.3.4.

Use

4.4.

Slow- and Controlled-Release Fertilizers

4.4.1.

Introduction

4.4.2.

Urea - Aldehyde Slow-Release Fertilizers

4.4.2.1.

Urea - Formaldehyde Condensation Products

4.4.2.2.

Other Urea - Aldehyde Condensation Products

4.4.2.3.

Further Processing of Urea - Aldehyde Condensates

4.4.3.

Other Organic Chemicals

4.4.4.

Inorganic Compounds

4.4.5.

Coated and Encapsulated Controlled-Release Fertilizers

4.4.5.1.

Sulfur-Coated Controlled-Release Fertilizers

4.4.5.2.

Sulfur-Coated, Polymer-Encapsulated Controlled-Release Fertilizers

4.4.5.3.

Polymer-Encapsulated Controlled-Release Fertilizers

4.4.6.

Anti-Float Materials

4.4.7.

Controlled-Release Fertilizers on Carriers

4.4.8.

Supergranules

4.4.9.

Legislation

4.5.

Nitrification and Urease Inhibitors

4.5.1.

Introduction

4.5.2.

Types of Nitrification and Urease Inhibitors

4.5.3.

Pyridines

4.5.3.1.

Nitrapyrin

4.5.3.2.

Other pyridines

4.5.4.

Dicyandiamide

4.5.5.

Pyrazoles

4.5.5.1.

1-Carbamoyl-3-methylpyrazole

4.5.5.2.

Outlook

4.5.6.

Neem/Neem-Coated Urea

4.5.7.

Urease Inhibitors

4.5.8.

Environmental Aspects

4.5.9.

Legal Requirements

4.6.

Organic Fertilizers (Secondary Raw Material Fertilizers)

4.6.1.

Fertilizers Based on Peat or Materials of Similar Stability

4.6.2.

Fertilizers Based on Waste Materials of Animal Origin

4.6.3.

Fertilizers Based on Wastes of Plant Origin

4.6.4.

Fertilizers Based on Municipal Waste

4.7.

Manure

4.7.1.

Composition

4.7.2.

Manure Nutrient Efficiency

4.7.3.

Environmental Aspects

5.

Fertilizer Granulation

5.1.

Introduction

5.2.

Granulator Feedstocks

5.3.

Granulation Equipment

5.3.1.

Pug Mill

5.3.2.

Drum Granulator

5.3.3.

Pan Granulator

5.3.4.

The Granulator - Mixer

5.3.5.

Roll Presses

5.4.

Costs of Agglomeration

5.5.

Bulk Blending

5.6.

Quality Inspection

5.7.

Fertilizer Conditioning

5.8.

Environmental Aspects

6.

Analysis

6.1.

Sampling and Sample Preparation

6.2.

Determination of Nitrogen

6.3.

Determination of Phosphate

6.4.

Determination of Potassium

6.5.

Analysis of Calcium, Magnesium, and Trace Elements

7.

Synthetic Soil Conditioners

7.1.

Foams

7.1.1.

Closed-Cell Expandable Polystyrene Foam

7.1.2.

Primarily Open-Cell Urea - Formaldehyde Resin Foams

7.2.

Colloidal Silicates

7.3.

Polymer Dispersions and Polymer Emulsions

7.4.

Tensides

8.

Storage, Transportation, and Application

8.1.

General Storage Requirements

8.2.

Application

9.

Environmental Aspects of Fertilizer Application

9.1.

Nitrogen

9.1.1.

Ground Water

9.1.2.

Surface Waters

9.1.3.

Atmosphere

9.1.4.

Biosphere

9.1.5.

Pedosphere (Soil)

9.1.6.

Countermeasures

9.2.

Phosphorus

9.2.1.

Eutrophication

9.2.2.

Heavy Metals Buildup

10.

Legal Aspects

11.

Economic Aspects

11.1.

Economics of Fertilization

11.1.1.

Input - Output Relationships: The Yield Function

11.1.2.

Factors Controlling the Optimal Nitrogen Fertilization Level

11.1.3.

Factors Influencing the Optimal Nitrogen Fertilization Level

11.1.4.

Environmental Aspects of Fertilization

11.2.

World Consumption, Production, and Trade

11.3.

Future Outlook

11.3.1.

Food Situation

11.3.2.

Development of Fertilizer Consumption

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