Sakhno G. Selection meny-ears grasses kinds and grass mixtures for meadow making of meadow-chernozem soils of south Steppe of Ukraine

Object of researches: processes of development and conformity to the law of forming of harvest of seyanih travostoev of many years bob and cereal herbages. Purpose of researches: to expose the most productive sorts of bob and cereal of many years herbages and their mixtures. Research methods: the field; biometricheskogo consideration and measuring; laboratory; statistical; computation. Results of researches: 1) for a theory - the highly productive selection sorts of bob and cereal of many years herbages are set, conformity to the law of transformation of specific botanical composition of lyutserno-stokolosovih travosmesey for for years their uses is definite, that substantially changes principles of creation of high-yields travosmesey at ukosnom their use; 2) for practice - recommendations on creation and use of highly productive sorts of alfalfa are developed, espartseta, cereal of many years herbages a alfalfa -cereal and espartset-cereals travosmesey.