Agriculture encompasses large number of disciplines. Thus one has to read the number of text books to prepare our self to come out successful in competitive examination. This book covers all the disciplines of agriculture mainly: 1. Crop Production. 2. Soil Science. 3. Crop Improvement. 4. Crop Protection. 5. Seed Biology and Technology. 6. Crop Physiology. 7. Agricultural Extension. 8. Agricultural Economics. 9. Agricultural Statistics. 10. Horticulture. 11. Animal Husbandry. 12. Basic Facts. In this revised edition cutting edge information were included. The contributors of this book meticulously updated and gave the concised information in different disciplines of agriculture for the benefit of the readers.