Download free PDF lecture notes on Soil Science and Agricultural Chemistry — covering soil formation, physical properties, clay mineralogy, organic matter, soil chemistry, nutrient management, manures, fertilizers, and agro-chemicals. Ideal for BSc Agriculture students and competitive exam preparation (ICAR, JRF, SRF, ARS).
All notes are available as PDFs. Click “Read PDF” on any topic to open and read it instantly in your browser.
63
Lecture Notes
3
Major Sections
PDF
Free to Read
BSc Ag
Level / Competitive Exams
Introduction of Soil Science
This section contains 23 lecture notes covering key topics in Introduction of Soil Science. Click “Read PDF” on any topic to open and study it instantly.
01Topic Title
02Soil Pedological and Edaphological Concepts
03Origin of the Earth
04Rocks and Minerals
05Weathering
06Soil Formation Factors and Processes
07Soil Profile
08Soil Physical Properties
09Soil Structure Classification
10Soil Aggregates
11Soil Compaction
12Retention of Water by Soil
13Movement of Soil Water
14Thermal Properties of Soils
15Layer Silicate Clays Genesis and Classification
16Cation and Anion Exchange
17Humus Fractionation of Organic Matter
18Carbon Cycle
19Soil Colloids
20Soil Organic Matter
21Genesis, Characteristics, and Reclamation of Acid Soils
22Genesis, Characteristics, and Reclamation of Saline Soils
23Genesis, Characteristics, and Reclamation of Sodic Soils
Soil Chemistry, Soil Fertility, and Nutrient Management
This section contains 15 lecture notes covering key topics in Soil Chemistry, Soil Fertility, and Nutrient Management. Click “Read PDF” on any topic to open and study it instantly.
01Topic Title
02Soil Chemistry
03Soil pH and Buffer pH
04Soil as a Source of Plant Nutrients
05All About Nitrogen
06Phosphorus
07Potassium
08Secondary Nutrients
09Micronutrients
10Nutrient Deficiency and Toxicity
11Soil Fertility Evaluation
12Soil Testing
13Fertility Evaluation by Plant Analysis
14Fertilizers Use and Legislation
15Tolerance Limit in Plant Nutrients for Various Fertilizers
Manures, Fertilizers and Agro-Chemicals Lessons
This section contains 25 lecture notes covering key topics in Manures, Fertilizers and Agro-Chemicals Lessons. Click “Read PDF” on any topic to open and study it instantly.
01Topic Title
02Manures Types, Composition, and Value Sources
03Green Manures, Oilcakes, Sewage Sludge, Biogas Plant Slurry, and Plant & Animal Refuges
04Composting of Organic Wastes
05Classification of Fertilizers N, P, and K Fertilizers
06Nitrogenous Fertilizers
07A. Potassium Fertilizers
08B. Potassic Fertilizers
09Secondary and Micronutrient Fertilizers
10Complex Fertilizers
11Mixed Fertilizers
12Biofertilizers
13Impacts of Fertilizers on the Environment
14A. Pesticides Formulation
15B. Pesticides Formulation 2
16Botanicals
17Carbamates
18Synthetic Pyrethroids
19Herbicide
20Fungicides
21Organic Fungicides
22Systemic Fungicides
23Insecticide Act
24Fate of Pesticides in Soil and Plant
25Plant Growth Regulators
All 63 lecture notes across 3 sections are free to access. Click “Read PDF” on any topic to open it directly. Bookmark this page for quick reference during exam preparation.
Frequently Asked Questions
Who are these Soil Science lecture notes for?
These notes are designed for BSc Agriculture and MSc Soil Science students, as well as candidates preparing for ICAR JRF, SRF, ARS, and state agricultural university entrance exams. The topics cover the complete syllabus of Soil Science and Agricultural Chemistry.
How many topics are covered?
There are approximately 60 lecture notes organized into 3 major sections: Introduction to Soil Science, Soil Chemistry & Nutrient Management, and Manures, Fertilizers & Agro-Chemicals.
What does the Soil Chemistry section include?
The Soil Chemistry section covers soil pH, buffer pH, macro and micronutrients (N, P, K, Ca, Mg, S, Fe, Zn, Mn, Cu, B, Mo), nutrient deficiency symptoms, soil fertility evaluation, soil testing, and plant analysis techniques.
Are the notes free to download?
Yes. All lecture notes are completely free, hosted on Google Drive, and can be read online or downloaded as PDF files at no cost.
What topics are in the Agro-Chemicals section?
The Agro-Chemicals section covers pesticide formulations, botanicals, carbamates, synthetic pyrethroids, herbicides, fungicides (organic and systemic), the Insecticide Act, fate of pesticides in soil, and plant growth regulators.
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