This book highlights the development of cotton sector and its related issues, in Ethiopia. The book is a comprehensive collection of detailed chapters ranging from agricultural aspects of cotton, its value chain, and economics. It provides an overview of the cotton sector development and the challenges faced in the growth and extension of cotton production and research in three separate sections i.e., cotton agriculture, cotton fibre technology and cross-cutting issues in the cotton sector. In the first part of the book, agricultural aspects of cotton fibre production such as, cotton agronomy, genetics and breeding, biotechnology, mechanized production, crop harvesting management are discussed in detail. This is followed by chapters concerned to a comprehensive knowledge on cotton fibre demand and supply in Ethiopia, ginning technology and industries, cotton quality testing and grading, quality requirements for spinning, cotton fabric production, chemical processing aspects and therole of cotton fabrics in the Ethiopian fashion industry. The final section of the book deals with chapters on the cotton seed production techniques, cotton research and promotion, challenges in quality cotton production, cotton value chain and economics and sustainable cotton production. This book is a valuable resource for all those concerned with cotton biology and agriculture, production and extension, research and development, fashion industry, research and academia.