Louis Dreyfus Co.

The firms bought the stake in Adnoc Oil Pipelines four years ago in what was the first investment by foreign asset managers in the infrastructure of a state-owned oil producer in the Middle East.

Combining the two will create a trader big enough to take on Minneapolis-based Cargill Inc. and Chicago’s Archer-Daniels-Midland Co.

Poultry farming in China is struggling to make a profit with consumer demand weaker than expected and animal feed costs staying elevated.