Officials: Chemicals likely cause of sick oak trees in Iowa 0 08.06.2017 18:37 «La Crosse Tribune» (lacrossetribune.com) DES MOINES, Iowa (AP) — Nearly 1,000 Iowa residents have contacted a state agency about sickly oak tree leaves, and officials say the problem was likely caused by farm chemicals and made worse by weather fluctuations. Партнёры Smi24.net Все новости за 24 часа Музыкальные новости Агрегатор новостей 24СМИ