Chicago Board of Trade soybean futures climbed to a one-week high on Thursday on optimism about the U.S. trade relationship with China, the world's largest soybean buyer, after leaders of the two countries spoke by phone for more than an hour.

Wheat futures rise amid Russia-Ukraine tensions
China's dry weather may impact wheat harvests
Other crop prices firmer, stronger
Expected to rise mid-May to mid-June
Planting, growing progress pressuring prices