Authors
Mykola Marenych
Poltava State agrarian University, Poltava, Ukraine
Kristina Koba
Poltava State agrarian University, Poltava, Ukraine
Volodymyr Hanhur
Poltava State agrarian University, Poltava, Ukraine
Oleksandr Len
Poltava State agrarian University, Poltava, Ukraine
Liudmyla Yeremko
Poltava State agrarian University, Poltava, Ukraine
Alla Bagan
Poltava State agrarian University, Poltava, Ukraine
Svitlana Yurchenko
Poltava State agrarian University, Poltava, Ukraine
Bauyrzhan Yeleussinov
Institute of Professional Development in Kyzylorga Region, Kyzylorga, Kazakhstan