By Miroslava Kacaniova, University of Agriculture in Nitra, Slovakia
Biotechnology plays a crucial role in modern agriculture by enabling innovations that enhance productivity while minimizing environmental impacts. Genetically modified or molecularly bred crops exhibit improved tolerance to biotic stresses (pathogens, pests) and abiotic factors (drought, salinity, extreme temperatures). Such approaches reduce the need for chemical pesticides and fertilizers, thereby lowering the burden on soil and aquatic ecosystems. In parallel, the use of biological preparations based on plant essential oils, antagonistic microorganisms, or natural metabolites is expanding as an alternative to synthetic agrochemicals.
An important contribution of biotechnology also lies in the application of microbial inoculants, particularly nitrogen-fixing bacteria, phosphate-solubilizing microorganisms, or rhizosphere-associated probiotic strains. These bioinoculants improve the biological availability of nutrients, stimulate plant growth, and enhance the stability of agroecosystems. As a result, the consumption of synthetic fertilizers is reduced, along with greenhouse gas emissions associated with their production and application. The implementation of such solutions in agricultural practice therefore represents a key step toward sustainable, environmentally friendly, and climate-resilient farming.