The Biofuels Digest Index™ (BDI), a basket of public biofuels stocks, dipped 0.16 percent to 88.26 as advanced biofuels retreated. For the day, Archer Daniels Midland (ADM) gained 2.42 percent to $31.30, while Amyris (AMRS) fell 4.41 percent to $23.42. Among other equities, Solazyme (SZYM) fell 3.45 percent to $22.98. Overall, advances led declines 6 to 5 for the day.