The book "Methods for determining the efficiency of wheeled and tracked tractors in agriculture" by B. and . Kuzakova is a unique and in-depth study that will become an indispensable tool for specialists in the field of agronomy, mechanization of agriculture and engineering. In the context of modern agricultural production, where efficiency and productivity are key success factors, this publication offers readers a systematic approach to assessing the performance of tractors, both wheeled and tracked. In his book, Kuzakov not only describes the techniques, but also shares practical recommendations that will help agronomists and mechanics to optimize the use of tractors in the fields. The author focuses on the importance of choosing the right technique depending on the specifics of the work, type of soil and climatic conditions. This makes the book relevant for both students of agricultural universities and for experienced professionals seeking to improve the efficiency of their work. Kuzakov raises important topics related to the economic aspects of the use of tractors, their technical characteristics and the impact on productivity. Readers will be able to learn about how to correctly calculate the cost of operating equipment, as well as how optimizing the work of tractors can lead to a significant increase in profits. This book will be a real guide for those who want to understand the intricacies of mechanization of agriculture and learn to make informed decisions based on evidence and methods of analysis. Kuzakov's style is distinguished by clarity and accessibility. It masterfully combines theoretical aspects with practical examples, making the material easy to perceive. Readers familiar with his other works will appreciate his ability to explain complex things in plain language. In. and . Kuzakov is the author of several scientific papers on agronomy and mechanization, and his experience in this area allows him to confidently share knowledge and recommendations. This book will be of interest not only to professional mechanics and agronomists, but also to students studying agriculture. It will be a useful resource for teachers who are looking for quality teaching materials for their students. It can also attract the attention of farmers and farm owners seeking to improve the efficiency of their operations. In the context of growing competition in the agricultural market, understanding the principles of tractors and methods of their evaluation becomes an important competitive advantage. In conclusion, “Methods for determining the efficiency of wheeled and tracked tractors in agriculture” is not just a book, but a whole practical course that will help readers understand the most important aspects of agricultural mechanization. It opens up new horizons for those who want not only to follow modern trends, but also to actively implement them in their practice. If you are looking for a high-quality, informative and useful reading, this publication should definitely take a place on your shelf.