Now he won't come -- if he did, he'd face not being able to return home to his family in Russia again since Ukrainian men aged between 18 and 60 are unable to leave the country due to military conscription.
So what will become of his wheat?
"I think a match will do," Kokhan says sadly, looking at the field behind his home.
A little more optimistic, Lyubarsky still hopes he'll be able to harvest his wheat and is already thinking about his sunflowers due for harvest in September.
"By then, I hope, we'll be living in peace!".