id	keyword
issue-2652	bioethanol
issue-2652	corn
issue-2652	production
issue-2652	hybrids
issue-2652	grain
issue-2652	yield
issue-2652	ukraine
issue-2652	maize
issue-2652	biomag
issue-2652	bioethanol production
issue-2652	dks
issue-2652	vol
issue-2652	foliar
issue-2652	starch
issue-2652	control