Topic · 220 articles
Chemical composition of soils and plants, nutrient cycling, properties of fertilizers and their interaction with soil. Methods of agrochemical survey, interpretation of analyses, and development of fertilization systems based on them.
9 min read For students
The article describes the key principles of organizing agrochemical research. You will learn how to turn a working hypothesis into a controlled experiment and ensure the reliability of results through proper observation and verification of measuring instruments
5 min read For students
A laboratory experiment allows for the evaluation of factor effects in a controlled environment, excluding the influence of weather. The article analyzes the key objectives of such studies and the strict requirements for preparing sandy substrate to ensure accurate results
15 min read For students
Growing season experiments with soil crops allow for a detailed study of soil fertility and fertilizer efficiency under controlled conditions. The article examines the specifics of the method, its key differences from field experiments, and the sequence of preparation for setting up the experiment
15 min read For students
The sand culture method allows excluding the influence of soil heterogeneity and precisely evaluating plant nutrition. The article describes the quality requirements for quartz sand and a step-by-step algorithm for its chemical purification for setting up precise agrochemical experiments
11 min read For students
The water culture method allows for the precise study of the characteristics of root nutrition and the requirements of crops under controlled conditions. The article discusses standards for equipment preparation, container selection, and principles of formulating nutrient media for agrochemical experiments
3 min read For students
The flowing solution method allows maintaining constant chemical composition and pH of the nutrient medium in vegetation experiments. The article discusses the design of the setup, the elimination of its design flaws, and the optimization of water consumption.
