It is said that perception is reality. Not always. Preconceived notions are often very strong and hard to change. One perception in our industry is that biological control programs are expensive, costing more than traditional pesticide spray programs.I did a survey about 12 years ago of growers in Florida. I asked if they used biological control in their current pest management program. Of those that said yes, I asked them if it was cost effective. Many say it was more expensive than chemical pesticide applications. I then asked how much a year they spent on biological control, and almost no one could tell me.
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