Tuesday, February 14, 2012

Avoiding Plant Stress

Just as with humans, any factor whether external or internal that affects a plant is known as a stressor.  The stressor can be beneficial or harmful or both.  For example, rhinovirus causes the common cold in humans which can be harmful if a secondary infection sets in.  At the same time the common cold helps to strengthen the immune system which is beneficial.  The same is true in plants. 

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