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Male Sterile Plants by Chemical Treatment

Abstract

IT is well known that treatment with ‘growth hormones’ reduces the fertility of plants. Not only do the ‘auxins’ seem to be antagonistic to the initiation of flowering, but also they reduce the number of seeds that develop from treated flowers, or they may cause total sterility. This effect is used in blossom-thinning sprays and in the production of parthenocarpic fruits.

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REHM, S. Male Sterile Plants by Chemical Treatment. Nature 170, 38–39 (1952). https://doi.org/10.1038/170038a0

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