SOIL AND WATER CHEMISTRY
Teacher
Shirsak Mondal
Category
Core Courses
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Course Name : Soil and Water chemistry
Code(Credit) : FSEM 1102 (2-1-0)
Course Objectives
- To know the chemistry and composition of water.
- To know the concept of physical and chemical properties of soil and water.
Course Outcomes
CO-1 : Understand the water and soil quality parameter analysis for aquaculture. PO1, PO2,PO3
CO-2 : Aware of optimum ranges of water and soil parameters required for aquaculture. PO2, PO3, PO5
CO-3 : Understand the soil and water quality criteria for aquaculture. PO2, PO3
PO-1: Knowledge enhancement
PO-2: Professional and Entrepreneurial Skill development:
PO-3: Critical thinking:
PO-5: Environment and Sustainability:
Program Outcome
PO-1: Knowledge enhancement: Enhanced knowledge on concepts, essential facts, basics, principles and theories relating to fishery biology, biodiversity and aquatic environment, aquaculture, fish nutrition, fish physiology, genetics and biotechnology, fish processing, fisheries engineering, fish microbiology, fishery extension, economics, and biostatistics.
PO-2: Professional and Entrepreneurial Skill development: Understanding the value and processes of life-long learning and professional enhancement and entrepreneurship development.
PO-3: Critical thinking: After identifying the assumptions from the subject, take informed actions to frame the thinking and check out the degree to which these assumptions are accurate and valid, and look at our ideas and decisions (intellectual, organizational, and personal) from different perspectives.
PO-4: Problem Solving: solve the problems from concerned disciplines using the knowledge, skills and attitude acquired from various disciplines in fisheries science.
PO-5: Environment and Sustainability: Understand the issues of environmental contexts and sustainable development.
PO-6: Data Handling and computational skills: Collect, analyze and interpret biological and scientific data for the scientific and farming community with the help of computer-based programmes.
PO-7: Communication and Extension Skills: Develop appropriate communication skills for effective transfer of knowledge and technologies through extension activities.
PO-8: Team Work: Play effective roles in capture, culture, management, financial and marketing of fish produce.
PO-9: Ethics: Application of ethical principles and commitment to professional ethics and responsibilities.
Course Syllabus
Theory
1.Analytical chemistry: principles, applications and types. Classical methods of analytical chemistry, volumetry and gravimetry. Solutions: Standard solutions, titration, indicators, dilute solutions, units of concentration: standard curve
2.Chemistry of water: the water molecule, properties of pure water, fresh water and sea water. Composition of waters: surface water, ground water and sea water.
3.Dissolved gasses: Factors affecting natural waters. Acid, base, salts: Hydrogen ions, modern concept of pH and buffer.
4.Water analysis: collection and preservation of water samples .Measurement of temperature, transparency, turbidity, determination of pH, electrical conductivity, salinity, chlorinity, total solids (TDS, TSS, TVS, TVDS), dissolved oxygen, free carbon dioxide, total alkalinity, total hardness, Calcium, Magnesium, Inorganic Nitrogen (Ammonium and Nitrate) and phosphorus.
5.Water quality criteria/ requirements for Aquaculture.
6.Soil Chemistry: origin and nature of soils. Physical properties of soil; soil colour. texture, structure, pore size, bulk density, water holding capacity. Soil types and their distribution, soil colloids, cation exchange, organic carbon, Carbon - Nitrogen ratio, soil fertility.
7.Soil reaction: acidity, alkalinity, conductivity, redox - potential. Submersed soils: wet lands, peat soils, fluxes between mud and water, methane and hydrogen sulphide formation. Saline soils, Alkali soils, acid sulphate soils, iron pyrites, soil reclamation.
8.Soil analysis: collection and preparation of soil samples. Determination of soil texture, water holding capacity, pH, conductivity, organiccarbon, nitrogen, phosphorus, lime requirement. Soil and water amendments: lime manures, fertilizers, micronutrients, zeolites, alum, gypsum.
9.Environmental ameliorative: chlorination, deodorizers, bacterial formulation.
10.Soil quality criteria/ requirements for aquaculture.
Practical
1.Principles of Titrimetry, Gravimetry, Potentiometry, Conductometry, Refractometry, Colourimetry, Turbidimetry, Spectrophotometry (UV, Visible, Flame, AAS), computerized instrument system.
2.Demonstration: demonstration of laboratory glass wares and equipment used in water and soil analysis.
3.Water analysis: measurement of temperature, turbidity, determination of pH and EC. Determination of salinity, Chlorinity, Total solids, Redox potential, DO, Free CO2. Determination of total alkalinity, hardness. Determination of inorganic nitrogen, and phosphorus
4.Soil analysis: Determination of soil texture, soil pH, conductivity, soil available nitrogen, available phosphorus, and organic carbon.
References
- Bottom soil, sediment and pond aquaculture --- Claude E.Body
- Fundamentals of Soil --- V.N.Sahai
- Text book of Soil science—R.K.Mehra
- Soil ----- FAO training series
- Water quality in ponds for aquaculture --Claude E.Body
- Fresh water fish culture--- V.R.P.Sinha and V.Ramachandran
- A hand book of soil, fertilizer and manure – P.K.Gupta
Session Plan (Theory)
Session 1
An Introduction to soil and water chemistry
Session 2
Analytical Chemistry: Principle, Application and types
Session 4
Water chemistry: Properties of pure water, fresh water and pure water
Session 4
Composition of water from different sources
Session 6
Physical and chemical properties: Acid, base, salt
Session 7
Session 8
Water Analysis: Collection and preservation of water, measurement of physical properties of water
Session 9
Water Analysis : Physical Properties of water
Session 10
Water Analysis : Chemical Properties of water
Session 11
Water Quality criteria for aquaculture
Session 12
Water Quality requirement for aquaculture
Session 13
Soil Chemistry: Origin and Nature of Soils
Session 14
Session 15
Session 16
Properties of submerged soil
http://ecoursesonline.iasri.res.in/mod/page/view.php?id=14304
Session 17
Session 18
Soil collection method
Session 19
Session 20
Session 22
Soil pH and Electrical conductivity
Session 25
Soil amendments zeolite, alum, gypsum
Session 26
Session 27
Soil quality criteria for aquaculture http://www.fao.org/fishery/static/FAO_Training/FAO_Training/General/x6706e/x6706e12.htm
Session 28
Session 29
Session 30
Session 31
Session 32
Session 1
Principles of titrimetry, gravimetry, potentiometry
Session 2
Principles of Conductometry, Refractometry, Colorimetry, Turbidimetry
Session 3
Spectrophotometry
Session 4
Demonstration of Laboratory glassware and equipments used for soil and water analysis
Session 5
Measurement of temp and Transparency/Turbidity
https://www.youtube.com/watch?v=wLB5hNe_IBY
.https://www.youtube.com/watch?v=xuH_xLTjmOQ measurement of transperancy
Session 6
Measurement of electrical conductivity and pH
Session 7
Determination of Salinity and Chlorinity
Session 8
Determination of total solids, Redox potential
Session 9
Determination of dissolved oxygen in water
Session 10
Determination of total alkalinity
Determination of hardness
Session 11
Determination of Soil texture
Session 12
Determination of Soil pH and Conductivity
Session 13
Determination of inorganic nitrogen
Session 14
Determination of chloride
Session 15
Determination of chloride
Session 16
Assignments
- Soil Horizons and their nutrient profile.
- Types of soil and their suitability for aquaculture.
- Determination of Dissolved Oxygen by classical method and its advancements.
- Principle and mechanism Determination of DO by probes and sensors
- Automated systems available for water parameter monitoring
- Smart Aquaculture using IoT
- Soil quality analysis
- Lime requirement of water according to different pH values
- Use of Gypsum, alum and zeolite in water
- Recent developments in water and soil quality testing
Our Main Teachers
Mr. Shirsak Mondal has attended West Bengal University of Animal and Fishery Sciences, Kolkata, WB and received B.F.Sc degree in the year 2019. He has completed M.F.Sc in Aquatic Animal Health Management form ICAR- Central Institute of Fisheries Education in the year of 2021. He has worked as Senior Research Fellow in ICAR-Central Inland Fisheries […]