The book "The influence of senage prepared using a new technology on the productivity of dairy cows" by Maxim Yurevich Kuznetsov is a fascinating and in-depth study that will become a real discovery for everyone who is interested in modern methods of animal husbandry and agronomy . In his work, the author not only shares the results of his research, but also offers readers a unique look at how innovative technologies can change the approach to feeding livestock and, accordingly, increase its productivity. Kuznetsov, having a rich experience in the field of agriculture and animal husbandry, immerses the reader in the world of hay, one of the main feed for dairy cows. He analyzes how new technologies of its preparation can affect the health and productivity of animals. The book explores various aspects, ranging from raw material selection to the fermentation process, which allows the reader to understand how each detail affects the final result. The author is not afraid to raise important issues related to sustainable agriculture, ecology and food security, which makes his work relevant and significant. This book will be of particular interest to farmers, agronomists, veterinarians, as well as students and teachers of agricultural universities. It is suitable for both professionals seeking to improve their knowledge in the field of livestock feeding, and for amateurs who want to understand the intricacies of modern animal husbandry. Readers interested in the topics of sustainable agriculture and innovative technologies will find in it a lot of useful ideas and recommendations. The topics raised in the book cover not only technological aspects, but also economic ones, which allows the reader to see the full picture. Kuznetsov focuses on how proper feeding can reduce the cost of