An Alberta Agriculture specialist says that producers need to be wary of an early frost and the effect it can have on green feed.
"Nitrates accumulate over time in a frost damaged crop," says Barry Yaremcio, beef/forage specialist, Alberta Agriculture and Rural Development. "Typically, the highest accumulations occur four to five days after frost. It is best to cut or harvest the crop within one day of a light or injuring frost."
Nitrate is the form of nitrogen that plant roots take up from the