Problematic Soils and Their Management
Teacher
Dr. Arunabha Pal
Category
Core Courses
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Course Name : Problematic Soils and Their Management
Code(Credit) : ASAC-3103(1-1-0)
Course Objectives
- To know about the soil and different problem occur during cultivation.
- How to identify the problem and what are the reclamation method requires improving the soil health.
- Students learn practically about the identification of problem soil
- Learn different method to improve soil fertility, that necessary to improve the yield.
Course Outcomes (Co and Po maping)
| COs | Course outcomes | Mapping COs with POs |
| CO1 | The students have knowledge with different types of problematic soils. | PO1 |
| CO2 | Management process of problematic soils and reclamation techniques. | PO2, PO3 |
PO-Program outcomes
PO1 Knowledge enhancement
PO2 Professional enhancement
PO3 Entrepreneurship skill
Course Syllabus
Theory
Unit: I
Soil quality and health, Distribution of Waste land and problem soils in India. Their categorization based on properties. Reclamation and management of Saline and sodic soils, Acid soils, Acid Sulphate soils, Eroded and Compacted soils, Flooded soils, Polluted soils.
Unit: II
Irrigation water – quality and standards, utilization of saline water in agriculture. Remote sensing and GIS in diagnosis and management of problem soils.
Unit: III
Multipurpose tree species, bio remediation through MPTs of soils, land capability and classification, land suitability classification. Problematic soils under different Agroeco systems.
Practical
Field identification of problem soils.Determination of soil pH, EC, gypsum requirement of alkali soils, lime requirement of acid soils, calcium carbonate content in soils, Water quality assessment (pH, Ec, alkalinity, chlorides, SAR, RSC).
References:
1. Fundamentals of Soil Science. IARI, New Delhi
2. Text book of Soil Science. Tata McGraw- Hill Publishing Company Limited, New Delhi.
3. Introductory Soil Science. Kalyani Publishers
4. Soil chemical analysis, Prentice Hall of India Private Limited, New Delhi.
Session Plan for Theory
Session 1
Problem soils –Definition – Different types of problematic soils – Extent and distribution of problematic and wastelands soils in different agro-eco systems and in Odisha.
Session 2
Salt affected soils – Origin and formation - Distribution of salt affected soils in India and Odisha - Characteristic features of saline, sodic and saline – sodic soils
Session 3
Saline soils – Visual symptoms for identification of saline soils – Build up of salinity - Effect of salinity on plant growth and nutrient availability - Reclamation and management.
Session 4
Sodic soils - Visual symptoms for identification of sodic soils - Effect of sodicity on plant growth and nutrient availability - Reclamation and management.
Session 5
Acid soils – Extent of area in India and Odisha – Formation - Characteristics of acid soils – Sources of soil acidity – nutrient limitations and toxicity – Reclamation of acid soils -
Session 6
Acid sulphate soils – Origin – Types – Characterization - Constraints and management.
Session 7
Land degradation - Eroded, compacted, flooded and water logged soils – Biologically sick soils – Effects on plant growth – Management.
Session 8
Polluted soils – Definition – Sources of pollution – Bio solid wastes –Industrial effluents (distillery, paper mill, tannery, textiles industrial effluents) – Mechanism of interaction of wastes with soil.
Session 9
Soil pollution - Potentially toxic elements - Excessive use of fertilizers, pesticides and weedicides – Heavy metal contamination – Management.
Session 10
Bio-remediation of problem soils through Multi Purpose Tree Species.
Bio-remediation of Problem Soil_Lecture No-10
Bio remediation_Video
Session 11
Taxonomic classification of soils - Land Capability Classification.
Session 12
Land suitability classification - Index – Criteria - Different approaches – Land suitability for different crops.
Session 13
Remote Sensing and GIS techniques in diagnosis, mapping and management of degraded and problematic soils.
Session 14
Soil health and quality – Definition - Concepts – Soil resilience – Factors affecting soil quality (Physical, chemical and biological) – Assessment of soil quality - Management
Session 15
Irrigation water – Quality and standard parameters - Classification based on ICAR, CSSRI and USDA criteria.
Session 16
Guidelines for judging quality of water - Utilzation of saline water in agriculture.
Session 17
Field identification of problematic soils and visit to degraded lands.
Practical-1
Determination of infiltration rates of light soils.
Practical-2
Determination of infiltration rates of heavy soils.
Practical-3
Determination of aggregate stability of sodic soils.
Practical-4
Determination of pH, ECe of acid, saline and sodic soils.
Practical-8
Determination of lime content (CaCO3) of cacarious soil.
Determination of calcium carbonate content in calcareous soils
Practical-9
Determination of pH and EC of saline, sodic and good quality irrigation water.
Practical-10
Determination of CO3, and HCO3 in irrigation water.
Determination of Carbonate and Bicarbonate in irrigation water
Practical-11
Determination of chlorides in irrigation water.
Practical-12
Determination of Ca and Mg content in irrigation water.
Determination of Ca and Mg content in irrigation Water
Determination of Ca and Mg content in irrigation water_Video
Practical-13
Determination of Na and K content in irrigation water.
Practical-14
Computation of quality class, SAR of irrigation water.
Practical-15
RSC of irrigation water.
Practical-16
Evaluation and interpretation of analytical data of problematic soils and suggesting.
E- Material of Problematic Soil and Their Management
Practical Manual Of Problematic Soil and Their Managent
MCQ-Problematic soil and Their Management
Question bank Problematic soil and Their Management
Case Studies
Our Main Teachers
Present Position Associate Professor (Soil Science),MSSSoA, CUTM Mobile: 91-9439353031 , E-mail: arunabha@cutm.ac.in Education Bachelor of Science (Agriculture). Dr. B. R. Ambedkar University, Agra, India in 2008 Master of Science (Soil and Water Conservation). Bidhan Chandra Krishi Viswavidlaya –(BCKV), Nadia, West Bengal, India in 2010 Research topic Water Requirement of Tuberose (Polianthes tuberosa L.) PhD […]
Assistant Professor, Department of Soil Science, M. S. Swaminathan School of Agriculture, Centurion University of Technology and Management