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Write a note on-Application of hormones in Agriculture?

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Application of hormones in Agriculture:

1. Auxin helps in rooting of cuttings and check abscission. It promotes the growth of the root, at very low concentration and shoots at higher concentration.

2. It helps in the production of parthenocarpic fruits. It is observed that after pollination, the auxin content of ovary which forms the fruit is sharply increased.

3. An application of auxin causes the formation of seedless or parthenocarpic fruit like grape, papaya, banana, orange and tomato.

4. Gibberellin helps in breaking dormancy of seeds, buds and tubers. It also helps in seed germination, e.g., lettuce, cereals, etc.

5. In cold storage, Nepthalin. Acetic Acid is sprayed on potato tubers to prevent the sprouting of buds.

6. To produce resistance for low temperature, to grow more crop, to ripen more fruits, to check sterility and to store seed. Plant hormones are used.

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