After reading this article you will learn about:- 1. Forms of Calcium (Ca) 2. Sources and Distribution of Ca 3. Behaviour 4. Leaching Losses 5. Plant Factors 6. Deficiency and Disorders 7. Fertilizers Containing Calcium. Forms of Calcium (Ca): 1. Forms Taken up by Plants: Calcium is absorbed by plants as its Ca2+ ion. However, such absorption takes place from [...]
After reading this article you will learn about the inorganic and organic characterisation of phosphorus present in soil. Inorganic Characterisaton of Soil Phosphorus: Inorganic phosphates in soil may be usually classified on the basis of physical,mineralogical, chemical nature or their combinations. Various crystalline phosphates formed in soils from phosphate fertilization may not be always stable under normal soil conditions. As [...]
After reading this article you will learn about nitrogen in relation to physiology, growth and response of crops. Nitrogen in Relation to Physiology of Plants Nitrate (NO3—N) and ammonium (NH4—N) are two major forms of inorganic nitrogen taken up by the plants. Most of the ammonium has to be incorporated into organic compounds in the plant roots, whereas nitrate is [...]