Transcription of CHAPTER 12 INERAL NUTRITION
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194 BIOLOGYThe basic needs of all living organisms are essentially the same. Theyrequire macromolecules, such as carbohydrates, proteins and fats, andwater and minerals for their growth and CHAPTER focusses mainly on inorganic plant NUTRITION , whereinyou will study the methods to identify elements essential to growth anddevelopment of plants and the criteria for establishing the will also study the role of the essential elements, their major deficiencysymptoms and the mechanism of absorption of these essential CHAPTER also introduces you briefly to the significance and themechanism of biological nitrogen TO STUDY THE MINERAL REQUIREMENTS OF PLANTSIn 1860, Julius von Sachs, a prominent German botanist, demonstrated,for the first time, that plants could be grown to maturity in a definednutrient solution in complete absence of soil.
This chapter focusses mainly on inorganic plant nutrition, wherein ... (10-8 g/ mL). The question is, whether all the diverse mineral ... These include iron, manganese, copper, molybdenum, zinc, boron, chlorine and nickel. In addition to the 17 essential elements named above, there are some
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