Pineapple Research Institute

Heinicke, R.M. U.S. Patent 3,002,891 October 3, 1961 assigned to Pineapple Research Institute of Hawaii... 

Although hydrazines are more commonly thought of as growth retardants, several of them, especially B-hydroxyethylhydrazine, were shown in the mid-1950 s to induce flowering in Hawaiian pineapples by Dr. Donald P. Gowing and Dr. Robert W. Leeper at the Pineapple Research Institute (1). 

Fumigation turned out to be especially useful in growing pineapples, and it came into wide use in Hawaii by the mid-i930s. Chloropicrin, until the war surplus was used up, was the agent of choice meanwhile a search went on for replacements. Research continued during the Second World War in several venues chemical manufacturers, the Agriculture Department, and the grower-financed Pineapple Research Institute all contributed. At war s... 

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