JERUSALEM--(BUSINESS WIRE)--Yissum, the research and development company of the Hebrew University of Jerusalem, North Carolina State University, Raleigh , N.C., and Dow AgroFresh, a business unit of Rohm and Haas Company, a wholly owned subsidiary of The Dow Chemical Company, signed a license agreement for the development and commercialization of a novel water-soluble ethylene-antagonist for agricultural applications.