The higher plants percieve photoperiod by their leaves. The intensity and quality of light determine the duration of photoperiod for inducing flowering.
Photoperiod refers to the duration of light and darkness an organism is exposed to in a 24-hour period. Seasonal breeding and dormancy (such as hibernation in animals or winter dormancy in plants) are two processes that are dependent on photoperiod.
To percieve - is to understand
Daily periodicity of light (photoperiod) plays very important role in initiating flowering in a variety of plants. On this basis plants are classified as 1. long day plants, 2. short day plants and 3. day -neutral plants. Day neutral plants are not affected by daily photoperiod for their flowering whereas 1 & 2 category require long duration & short duration of light for flower initiation respectively.
A photoperiod in agriculture is the amount of time each day that a plant spends in daylight.
Yes.
Jerry Dale Larson has written: 'The effects of temperature, photoperiod and growth regulators on development of Ajuga reptans L' -- subject(s): Growth (Plants)
The Devil is what you percieve him to be.
Correct, the photoperiod (the amount of light and darkness a plant receives each day) is a crucial environmental factor that can signal to the plant when to flower or produce fruit. Different plants have specific requirements for the length of light and dark periods they need to initiate flowering or fruiting.
watch, notice and percieve
crops which can tolerate high temperature and photoperiod is photo-thermo insensitive crop.
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Photoperiodism is a response that certain plants have to decreases or increases in the amount they receive in a day (which is normally produced by seasonal movement of the sun - longer and shorter days). Some plants require short days to initiate flower formation, while others long day length initiates flowering. This process can be artificially created in greenhouses using curtains and artificial light to "trick" certain plants like chrysanthemums and poinsettia to flower outside of their natural flowering period. Photoperiodism is controlled at a cellular level by photoreceptor proteins in the cells of the plants. Phototropism is a the mechanism whereby plants grow towards the light (like a houseplant growing towards the window), or in the case of certain flowers like sunflower the way in which the "flower" tracks the path of the sun