US crop prices hit record highs as drought takes hold
20 July 2012 Last updated at 17:04 BST
The worst drought in decades is causing concern for both farmers and consumers in the US.
Crops including corn and soybeans have been affected by the dry conditions and their prices have hit record highs, as supplies become limited.
The US is the world's biggest producer of corn and a major supplier of wheat and soyabeans.
Jeremy Howell reports.