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The Role of Plant Roots in Crop Production

The Role of Plant Roots in Crop Production by Nand Kumar Fageria
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Types of Plant Roots, Their Measurements, and Associations with Yield
Roots of Cereals, Legumes, and Grasses
Root-to-Shoot Ratio
Contribution of Root, Shoot, and Grain in the Total Plant Weight
Root Length
Specific Root Length
Root Dry Weight
Surface Area
Root Depth and Density
Root Development Relative to Plant Growth Stage
Crop Yield versus Root Growth

Uptake of Nutrients by Roots
Forms of Absorption and Functions of Essential Nutrients in Plants
Nutrient-Deficiency/Sufficiency Diagnostic Techniques
Uptake of Nutrients by Crop Plants
Nutrient Interaction
Nutrient Use Efficiency
Mechanisms Involved in Nutrient Uptake and Use Efficiency
Role of Crops in Improving Nutrient Use Efficiency under Biotic and Abiotic Stresses
Breeding for Nutrient Use Efficiency
Nutrient Requirements of Conventional and Transgenic Plants

Absorption of Water by Roots
Water Requirement of Annual Crops
Estimating Crop Water Use
Water Use Efficiency in Crop Plants
Importance of Water to Mineral Nutrition of Crop Plants
Water Deficits versus Salinity
Water Deficits versus Soil Microbiology
Drought
Management Strategies for Reducing Drought

Rhizosphere Chemistry
Effect of Oxygen on Root Growth
Physical, Chemical, and Biological Changes

The Rhizosphere Chemistry of Flooded Rice
Introduction
Rice Ecosystems
Type of Soils Used for Lowland Rice Cultivation
Physical, Biological, and Chemical Changes in the Flooded or Submerged Soils

Mycorrhizal Associations in the Rhizosphere
Taxonomy and Biology of Mycorrhizal Fungi
Factors Affecting Mycorrhizal Colonization
Benefits of Mycorrhizal Fungi
Use of Mycorrhizae in the Cropping Systems

Effects of Mineral Nutrition on Root Growth of Crop Plants
Macronutrients
Micronutrients

Ecophysiology of Major Root Crops
Sugar Beet
Cassava
Sweet Potato
Carrot

Management Strategies for Maximizing Root Systems
Optimizing Soil Physical Properties
Optimizing Soil Chemical Properties
Optimizing Soil Biological Properties
Optimizing Cultural Practices
Breeding Crop Varieties for Better Root Systems

CRC Press; July 2012
461 pages; ISBN 9781439867389
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Title: The Role of Plant Roots in Crop Production
Author: Nand Kumar Fageria
 
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