Senators and agriculture groups are expressing concern that the Chinese market for biotechnology products will further tilt against the U.S. agricultural community and biotech firms if state-owned ChemChina follows through with its plan to acquire Swiss agribusiness giant Syngenta. “Now that you'd have a state-owned enterprise actually directly owning one of the major ag research companies -- not just in the United States but globally -- one would have to think that the potential at least exists for preferential approval...