TY  - GEN
AU  - Shevchenko,S.M.
AU  - Kovika,S.V.
TI  - Inluence of elements of biologization of winter wheat cultivation technology on it's yield in the conditions of the northern steppe of Ukraine: S. M. Shevchenko, S. V. Kovika
KW  - Сільськогосподарська наука
ER  -