Donald K. Plucknett, Washington D.C.; Howard B. Sprague, University Park, Pennsylvania.

• Preface -- Diagnostic Techniques -- Visual Plant Symptoms as Indicators of Mineral Nutrient Deficiencies -- Soil Testing as a Guide to Productive Crop Yields -- Plant and Tissue Testing Principles Relating to the Identification of Nutrient Deficiencies -- Cereal Crops -- Rice -- Wheat -- Maize -- Sorghum -- Barley -- Pearl Millet -- Grain Legumes -- Soybeans -- Dry Beans -- Dry Peas -- Mungbean -- Groundnut (Peanut) -- Cowpea -- Roots and Tubers -- Potato -- Cassava -- Sweet Potato -- Onions -- Sugar Crops -- Sugarcane -- Sugarbeets -- Vegetables -- Tomato -- Cabbage and Cauliflower -- Cucumbers -- Eggplants -- Melons -- Peppers -- Fruits and Nuts, Tree Crops -- Apples -- Peaches -- Citrus -- Banana -- Walnuts -- Mango -- Tropical and Subtropical Industrial Crops -- Cotton -- Rubber -- Oil Palm -- Coconut -- Cacao -- Coffee -- Temperate Forages -- Alfalfa (Lucerne) -- Red Clover -- Lespedeza -- Orchardgrass -- Tall Fescue -- Bermudagrass (Stargrass) -- Tropical Forages -- Stylosanthes Species -- Glycine -- Centrosema -- Tropical Grasses

Donald K. Plucknett, Washington D.C.; Howard B. Sprague, University Park, Pennsylvania.

• Preface -- Diagnostic Techniques -- Visual Plant Symptoms as Indicators of Mineral Nutrient Deficiencies -- Soil Testing as a Guide to Productive Crop Yields -- Plant and Tissue Testing Principles Relating to the Identification of Nutrient Deficiencies -- Cereal Crops -- Rice -- Wheat -- Maize -- Sorghum -- Barley -- Pearl Millet -- Grain Legumes -- Soybeans -- Dry Beans -- Dry Peas -- Mungbean -- Groundnut (Peanut) -- Cowpea -- Roots and Tubers -- Potato -- Cassava -- Sweet Potato -- Onions -- Sugar Crops -- Sugarcane -- Sugarbeets -- Vegetables -- Tomato -- Cabbage and Cauliflower -- Cucumbers -- Eggplants -- Melons -- Peppers -- Fruits and Nuts, Tree Crops -- Apples -- Peaches -- Citrus -- Banana -- Walnuts -- Mango -- Tropical and Subtropical Industrial Crops -- Cotton -- Rubber -- Oil Palm -- Coconut -- Cacao -- Coffee -- Temperate Forages -- Alfalfa (Lucerne) -- Red Clover -- Lespedeza -- Orchardgrass -- Tall Fescue -- Bermudagrass (Stargrass) -- Tropical Forages -- Stylosanthes Species -- Glycine -- Centrosema -- Tropical Grasses

Donald K. Plucknett, Washington D.C.; Howard B. Sprague, University Park, Pennsylvania.

• Preface -- Diagnostic Techniques -- Visual Plant Symptoms as Indicators of Mineral Nutrient Deficiencies -- Soil Testing as a Guide to Productive Crop Yields -- Plant and Tissue Testing Principles Relating to the Identification of Nutrient Deficiencies -- Cereal Crops -- Rice -- Wheat -- Maize -- Sorghum -- Barley -- Pearl Millet -- Grain Legumes -- Soybeans -- Dry Beans -- Dry Peas -- Mungbean -- Groundnut (Peanut) -- Cowpea -- Roots and Tubers -- Potato -- Cassava -- Sweet Potato -- Onions -- Sugar Crops -- Sugarcane -- Sugarbeets -- Vegetables -- Tomato -- Cabbage and Cauliflower -- Cucumbers -- Eggplants -- Melons -- Peppers -- Fruits and Nuts, Tree Crops -- Apples -- Peaches -- Citrus -- Banana -- Walnuts -- Mango -- Tropical and Subtropical Industrial Crops -- Cotton -- Rubber -- Oil Palm -- Coconut -- Cacao -- Coffee -- Temperate Forages -- Alfalfa (Lucerne) -- Red Clover -- Lespedeza -- Orchardgrass -- Tall Fescue -- Bermudagrass (Stargrass) -- Tropical Forages -- Stylosanthes Species -- Glycine -- Centrosema -- Tropical Grasses