Nancy and her friends are excited to visit Black Creek Farm and try their organically grown vegetables. But lately, Black Creek's food has been making people really sick---tests reveal that the produce is crawling with deadly bacteria. But the farmers are convinced that someone must be sabotaging them, their food can't be contaminated by accident. It's up to Nancy, Bess, and George to figure out who the culprit is. Clue at Black Creek Farm is book #9 in the Nancy Drew Diaries series.
