🌱 Complete Soil Science Notes By: Muhammad Tayyab Siddique BS (Hons) Agriculture | Businessman |    Content:  03260188566 📘 1. What is Soil Science? Soil science is the study of soil as a natural resource, including its formation, classification, physical and chemical properties, fertility, and use in agriculture. 🧬 2. Branches of Soil Science 1. Pedology – Study of soil origin, formation, and classification. 2. Edaphology – Study of soil in relation to plant growth. 🌍 3. Soil Formation (Pedogenesis) Soil is formed from rocks through weathering and biological activity over thousands of years. Main Soil Forming Factors: Parent Material (rock type) Climate (rain, temp) Organisms (plants, animals) Relief (landscape) Time ⚙️ 4. Soil Forming Processes Weathering – Breaking of rocks into small particles. Leaching – Washing away of nutrients by water. Humification – Formation of humus from organic matter. Eluviation & Illuviation – Movement of minerals within soil layers...