rachel carson caused controversy with her search about the harmful effects of the pestscide ddt wich group mots likley would have disagreed wihe her finding

I don't know, maybe

The company that made it.

The farmers who used it.

The group most likely to have disagreed with Rachel Carson's findings on the harmful effects of the pesticide DDT would have been the agricultural industry or proponents of chemical pesticide use. These groups would have had a vested interest in the continued use of DDT and may have seen Carson's research as a threat to their business or livelihoods.

To further understand this, you can explore the historical context of Rachel Carson's research and its impact on the pesticide industry. You can search for articles, books, or documentaries that discuss the controversy surrounding her work. Additionally, reading about the historical use of DDT and the arguments made by those who supported its use may provide further insight into the groups that were likely to have disagreed with Carson's findings.