Agronomy is the core subject of agricultural sciences. A strong foundation for agricultural education emerges by understanding the principles of Agronomy. Majority of the Students who join for the degree programmes in agriculture universities are never exposed to the crops and crop production aspects.The beginner’s to agriculture needs to be introduced the meaning, scope and principles of agronomy. The present information on introduction to agronomy, agriculture, meaning, scope and importance, history of development of agriculture, agricultural education and research in the country and elsewhere, factors affecting plant growth, manures and fertilizers, principles of agronomy viz. soil management, crop management, weed management, management of problematic soils, cropping systems, selection of planting materials, their treatment  in simple language.