Primary seed production of drug-free varieties of cannabis in the Middle Volga region

The article discusses the practical aspects of seed production monoecious Ko noble planting. It is shown that varietal seeds, maintenance economically valuable traits, properties and preservation biological purity hemp varieties at a high level possible only with well-established system. Long-term experimental data on assessment plants from 1-year breeding nurseries for content tetrahydrocannabinol (THC) by gas-liquid chromatography (GC) are presented. Techniques ensure formation sowing qualities as well yield material considered.