Green plants are completely dependent on sunlight for the energy and substances they require for growth. This feature is a continuation in a series of technical features on mineral nutrition in plants. As stated in the first instalment (Oct. 2008, pgs. 20-22), this feature is part of a series exploring the forces at work that affect the mobilization and absorption of elements into the plant. Sunlight is the chief source of energy for plant growth. The term solar radiant energy, simply stated, refersto sunlight or daylight. We are not going to get into the physics behind radiant energy; and for all intensive purposes, all you need to understand is that sunlight is the driving force in regards to the uptake of nutrients.
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