Grow lights switching from metal halide to HPS

 
 

Hi if you had plants under 18 hours of light with a Metal Halide bulb and switch to an High Pressure Sodium bulb,but keep it at 18 hours on how will this affect the growth of the plants?
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  • monoiodo acetate induced osteoarthritis

  • monoiodo acetate induced osteoarthritis

 
 

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