Effects of Light, Air, Water, & Temperature on Plants
Terms in this set (16)
day-neutral plant (DNP)
plants that are not affected by photoperiod
the mathematical difference between the day temperature and the night temperature
the complete range of electromagnetic waves placed in order of increasing frequency
the amount of illumination produced by a source of one candle at a distance of one foot
a plant's ability to withstand cold temperatures
long day plant (ldp)
A plant that requires long days (actually, short nights) in order to flower.
a plant's response to light duration
light-sensitive pigment that that detects day length
The photoreceptor responsible for keeping track of the length of day and night
plant heat-zone map
has been developed by the American Horticultural Society to help identify areas in which landscape plants can flourish
plant hardiness zone map
a map developed by the U.S. Department of Agriculture, dividing the country into ten zones based on average winter temperatures
short day plant (sdp)
A plant that requires short days (or long nights) in order to flower.
ionic compounds that dissolve in water
describes a temperature requirement that produces a plant response.
the cooling of seed during germination in order to accelerate flowering when it is planted.
when leaves and stems droop as a result of cells losing water
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