This past spring, someone mentioned eradiction of aphids. I found this interesting article. If the family of 1 cabbage aphid that emerges in the spring is unharmed, this will amount to 1.56 x 10 to the 27th power. for those not into scientific notation 1,560,000,000,000,000,000,000,000,000 And this is only for a 4 month season. Whiteflies are close, to the same FWIW Byron