Figure 3.
Chromatograms of emamectin benzoate analysis: (A) 40 ppb standard solution; peak: emamectin B1a; (B) sample from a compost pile containing leaves from a treated tree; (C) sample from a compost pile containing leaves from control trees.
Chromatograms of emamectin benzoate analysis: (A) 40 ppb standard solution; peak: emamectin B1a; (B) sample from a compost pile containing leaves from a treated tree; (C) sample from a compost pile containing leaves from control trees.