See this link on BER solutions.
http://www.tomatoville.com/showthrea...&highlight=ber
I am using Calcium Nitrate I bought on Ebay ($15.00 for 5 pounds delivered) and I am VERY happy with the plant's growth so far. Tomatoes still too small to detect any BER, but when I look at plant health and vigor, I will be a long term trial user of the Calcium Nitrate "snack".
Raybo