What is seed dormancy ? Which two hormones affects dormancy.
Seed Dormancy : Seed dormancy is defined as a state in which seeds are prevented from germinating even under environmental conditions normally favorable for germination. These conditions are a complex combination of water, light, temperature, gasses, mechanical restrictions, seed coats, and hormone structures.
The two hormone affecting the seed dormancy are:
i. Ethylene breaks seed and bud dormancy, initiates germination in peanut seeds, sprouting of potato tubers.
ii. Abscissic acid induces see dormancy.