Species composition is a fundamental concept in agronomy that defines the structure of biocenoses on agricultural lands. Precise knowledge of which pathogens infect triticale crops, which weeds compete with berry crops, or which phytophages threaten winter rapeseed allows specialists to make informed decisions. Understanding the species diversity of soil microorganisms, phytoplankton in ponds, or honey-bearing plants is key to managing the productivity of agroecosystems, whether they are large-scale crops or private gardens.
This selection contains materials that help assess the phytosanitary condition of fields, orchards, and water bodies. You will find scientific data on weed monitoring, population dynamics of pests, and the species diversity of disease agents. In addition, the articles cover issues of soil biological activity, methods of controlling seed weediness, and approaches to planning tillage systems and feed bases. This knowledge is necessary for forming effective plant protection strategies, optimizing crop rotation, and ensuring the sustainable functioning of organic and commercial farms.