Vstupitel'nye issledovanija po khimicheskomu sostavu, urozhajjnosti i roste dvukh raznovidnostejj cikorija, vyrashhennykh iz semjan podvergaemykh dejjstviju ul'trazvukogo polja
EN
Preliminary investigations into the chemical content, yield and growth of two varieties of chicory obtained from seeds acted upon with ultrasomic field