Nutrient Archives | School Portal NG

MICRO NUTRIENTS Also referred to as trace or minor nutrients. They are required in small quantities/traces. They are essential for proper growth and development of plants. They include; Iron, Manganese, Copper Boron, Molybdenum ROLE OF MICRONUTRIENTS AND THEIR DEFICIENCY SYMPTOMS Copper Role in oxidation-reduction reactions. Respiration and utilization of iron Deficiency symptoms-yellowing of young leaves. Iron Synthesis of proteins. Takes part in oxidation-reduction reactions. Deficiency symptoms - leaf chlorosis Molybdenum Nitrogen transformation in plants. Metabolization of nitrates to amino acids and proteins Deficiency symptoms -leaf curl and scathing. Manganese - Same as molybdenum. Zinc Formation of growth hormone. Reproduction process Deficiency symptoms - white bud formation. Boron Absorption of water. Translocation of sugar Inorganic Fertilizers These are chemically produced substances added to the soil to improve fertility classification according to nutrients contained Straight - contain only one macronutrient. Compound fertilizers - contain more than one macronutrient Time of application Some applied when planting. Top dressing after crop emergence Effects on the soil pH. Acidic fertilizers. Neutral fertilizers. Basic fertilizers.