In this article we will discuss about the mechanism involved in releasing bud dormancy. Bud dormancy is unique to the perennials which remain dormant during the period of environmental stress. Most of the temperate trees require overwintering to release their buds from dormancy. Trees may require photoperiod to break their bud dormancy. Temperature regulates bud […]
In this article we will discuss about the physiological processes associated with abscission. During the autumn leaves become yellow, black and pale and red in colour. Similarly, seasonal defoliations and the different shedding habits of the deciduous and the evergreen plants are of common occurrence. The plants may be facultative deciduous which conform to the […]
In this article we will discuss about the physiological significances of tuber and bulb formation in plants. The formation of tubers as the stem and bulb swellings of leaf base is governed mostly by the mobilization activities resulting in the storage of carbohydrates and fats thereby degrading the polarity in such organs. Most of the […]
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