GUTTENBERG, Iowa (AP) — Beekeeping has changed significantly in the nearly 30 years Bill Johnson has had his hives.

Johnson, who operates Johnson Honey Farm outside Guttenberg, Iowa, with his family, said his bees require a very close eye on their health, due in large part to the types of chemicals they are exposed to on plants.

"Beekeeping is a lot harder to do now," he told the Telegraph Herald (http://bit.ly/2dexRBK).

His wife, Louise Johnson, whose grandparents had hives, agreed.

Read the full article on the Sioux City Journal website.