Praise and gratitude are extended to Allah Almighty for His blessings and guidance, which have made it possible for this book entitled “Oil Palm Cultivation: Principles and Practices” to be completed. This book is written as an effort to provide a comprehensive reference on oil palm cultivation, covering scientific foundations, practical management techniques, and current sustainability issues in the oil palm industry. Oil palm (Elaeis guineensis Jacq.) is one of the most important plantation crops in the tropical world. It plays a vital role in the global vegetable oil market and serves as a major economic driver in many developing countries.