Taking multiple corn tissue samples during the growing season can help growers tweak their strategy in the future, says Farm Journal field agronomist Ken Ferrie.
"One thing that you can do with plant analysis is kind of dissect maybe what is the problem within this field," Ferrie says in Episode 3 of Corn College TV Season 3.
(Click here to order Corn College TV Education Series on DVD.)
For example, varying ear sizes for the same corn hybrid in the same field can indicate nitrogen deficiency. Tissue tests at V6, V10 and just before tasseling can confirm those suspicions.
Watch Episode 3 below to learn more about tissue samples. Click here to register for 2013 Corn College events.