agriculture at the academy of sciences. within its structure, selection is also carried out by the vitebsk zonal institute of agriculture androdno zonal institute of plant growing. experimental stations operate in all regions of the country, where they constantly grow, experiment, and adapt seeds and planting schemes to technical conditions. region and changing climate. what they do is more like never ending maternity leave with a capricious and sick child. scientists are constantly crossing something with something else and breeding seeds that give the best harvest, and then plant them to propagate. they call the bed with what is planted the first year nursery. what has grown is collected and planted in a larger bed; this is the nursery of the second year. what grows in the nursery of the second. called superlit, these are the seeds of the first stage of propagation, they have the strongest varietal and sowing qualities, they are the standard, their genetic purity and laboratory similarity close to 100%. superlita is bought by nurseries; these are farms with a good base, that is, with high-tech beds, which are looked after