Soil and Plant Analysis

Weekly outline

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  General

  • News forum
  • Syllabus Page
  • Overview Page
  • Schedule Page
  • Reference Page
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  26 February - 4 March

  Soil Sampling - importance, methods of sampling and processing of soil samples
  

  
  
  

  • Introduction
  • Introduction Page
  • Importance of Soil Sampling Page
  • Sampling Units Page
  • Sampling Depth Page
  • When to sample? Page
  • Sampling points Page
  • Materials required Page
  • Collection of soil samples from the field Page
  • Collection of soil samples from a profile Page
  • Preparation of soil sample for analysis Page
  • Objectives of soil testing and Sub sampling for analysis Page
  • Reference Page
  • FAQ's Page
  • Questions. 1 Quiz
  • Download Lecture No-1 in PDF Format
    Download PDF
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  5 March - 11 March

  Soil Structure, Types of Soil Structure and Aggregate Analysis
  

  
  

  • Defenition
  • Soil structure - Definition Page
  • Significance of soil structure and Formation of soil structure Page
  • Mechanism of aggregate formation Page
  • Classification Page
  • Types of Structure Page
  • Classes of Structure Page
  • Grades of structure Page
  • Factors affecting soil structure Page
  • Effect of soil structure on other physical properties Page
  • Improvement of Soil Structure Page
  • Evaluation of soil structure and Aggregate analysis Page
  • References Page
  • FAQ's Page
  • Questions. 2 Quiz
  • Download Lecture No-2 in PDF Format
    Download PDF
• 
  

  12 March - 18 March

  Theories and Concepts of Soil Moisture Estimation – Gravimetric, Tensiometer, Gypsum Block, Neutron Probe and Pressure Plate Methods
  

  
  

  • Soil water potential Page
  • Soil Moisture Constants Page
  • Soil Moisture measurement: Page
  • 1. Gravimetric method Page
  • 2. Electrical conductivity method Page
  • 3. Neutron scattering method Page
  • 4. Measuring soil moisture potential in-situ (field)-Suction method or equilibrium tension method Page
  • 5. Profile probe and theta probe Page
  • 6. Pressure plate and pressure membrane apparatus Page
  • References Page
  • FAQ's Page
  • Questions. 3 Quiz
  • Download Lecture No-3 in PDF Format
    Download PDF
• 
  

  19 March - 25 March

  Hydraulic conductivity, Darcy’s Law and Determination of Hydraulic conductivity
  

  
  

  • Soil Water Movement Page
  • (i)Saturated flow Page
  • (ii) Unsaturated flow Page
  • (iii) Water vapour movement Page
  • Entry of water into Soil Page
  • References Page
  • FAQ's Page
  • Questions. 4 Quiz
  • Download Lecture No-4 in PDF Format
    Download PDF
• 
  

  26 March - 1 April

  Soil Air, Its Composition, Gaseous Exchange and Measurement of ODR
  

  
  

  • Introduction Page
  • Composition of soil air Page
  • Factors affecting the composition of soil air Page
  • Importance of soil aeration Page
  • Measurement of soil aeration
  • Measurement of soil aeration Page
  • Oxygen diffusion meter Page
  • References Page
  • FAQ's Page
  • Questions. 5 Quiz
  • Download Lecture No-5 in PDF Format
    Download PDF
• 
  

  2 April - 8 April

  Plant sampling, importance, methods of sampling and processing of plant samples
  

  
  

  • Introduction Page
  • Importance and Methods of plant sampling Page
  • Deciding when to sample Page
  • Laboratory processing and Moisture factor Page
  • References Page
  • FAQ's Page
  • Questions. 6 Quiz
  • Download Lecture No-6 in PDF Format
    Download PDF
• 
  

  9 April - 15 April

  Leaf analysis, standards and index tissues of different crops and interpretation of leaf analytical values
  

  
  

  • Leaf analysis and its importance Page
  • What plant tissue analysis shows and its interpretation Page
  • References Page
  • FAQ's Page
  • Questions. 7 Quiz
  • Download Lecture No-7 in PDF Format
    Download PDF
• 
  

  16 April - 22 April

  Chemical and mineralogical composition of important horticultural crops
  

  
  

  • Introduction Page
  • Chemistry of Vegetable crops Page
  • POTATO Page
  • TOMATO Page
  • CARROT Page
  • BEETROOT Page
  • COWPEA Page
  • FIELD BEANS Page
  • ONION Page
  • CABBAGE Page
  • CAULIFLOWER Page
  • RADISH Page
  • MORINGA Page
  • Chemical composition of vegetables Page
  • CHEMISTRY OF FRUITS
  • Chemistry of fruits Page
  • References Page
  • FAQ's Page
  • Questions. 8 Quiz
  • Download Lecture No-8 in PDF Format
    Download PDF
• 
  

  23 April - 29 April

  Principle and measurement of pH, EC and redox potential
  

  
  

  • pH Page
  • pH measurement: Page
  • Electrical conductivity (EC) Page
  • Oxidation-reduction potential or Redox potential: Page
  • References Page
  • FAQ's Page
  • Questions. 9 Quiz
  • Download Lecture No-9 in PDF Format
    Download PDF
• 
  

  30 April - 6 May

  Principle and functioning of UV Spectrophotometer and Flame Photometer
  

  
  

  • UV Spectrophotometer Page
  • Concepts and basic principle Page
  • Light source Page
  • Experimental Procedure Page
  • Types of UV spectrophotoleter Page
  • Flame Photometry Page
  • Principles of operation Page
  • Working principle Page
  • Factors that Influence the Intensity of Emitted Radiation in a Flame Photometer Page
  • References Page
  • FAQ's Page
  • Questions. 10 Quiz
  • Download Lecture No-10 in PDF Format
    Download PDF