Down to earth. Down earth Dow Chemical USA. Agricultural Products Department. Dow Chemical Company. Pesticides Periodicals. Agricultural chemicals Periodicals. SB951 .D58 550 CRA "A review of agricultural chemical progress." Imprint varies. Chemical abstracts 0009-2258 Supplements accompany some issues. Vols. for 1945- issued by Dow Chemical Co.; <, spring 1978-> by Agricultural Products Dept., Dow Chemical U.S.A. SERBIB/SERLOC merged record [Midland, Mich., Dow Chemical U.S.A., Agricultural Products Dept.] 1945 Text Collection v. eng Chemical abstracts 0009-2258