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  • MEANING OF PLANT NUTRIENTS
    AGRICULTURAL SCIENCE

    PLANT NUTRIENTS

    Plants require nutrients or elements obtained from the soil for good growth and healthy development. These elements or nutrients are classified into two main groups which are: Macro-Nutrients: Macro-nutrients are mineral elements or nutrients required by crops in large quantities. Examples of macro-nutrients are nitrogen, phosphorus, potassium, magnesium, calcium and sulphur. Micro Nutrients or Trace Elements: Micro nutrients are mineral elements or nutrients required by crops in small quantities. Examples of micro-nutrients are zinc, copper, boron, molybdenum, iron, chlorine and manganese. The functions and deficiency symptoms of these elements or nutrients are summarised below: a) Nitrogen Functions It aids plants’ growth and reproduction because it is an essential constituent of…

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