Liquid manure is a valuable source of readily available nitrogen and potassium; however, the effectiveness of this fertilizer depends directly on the quality of collection systems and adherence to storage regulations. Proper handling of organic substrates allows not only for enriching the soil with essential nutrients but also for minimizing the losses of valuable substances. For professional agronomists and passionate gardeners, a deep understanding of the chemical composition of the materials used is a prerequisite for achieving consistent results and increasing crop productivity.
This selection brings together materials dedicated to the issues of rational plant nutrition and substrate quality management. Readers will find practical recommendations on the efficient use of liquid manure and key methods of agrochemical analysis for greenhouse media, allowing for precise calculation of fertilizer application rates for floral crops. Additionally, the articles examine the natural properties of peat as an organogenic rock and the historical context of studying this significant resource. The presented materials will help to systematize the approach to the selection and application of organic components in intensive crop production.