
Ron Hubbard

by Retro Images Archive
Title
Ron Hubbard
Artist
Retro Images Archive
Medium
Photograph - Photograph
Description
DEBUNKING EXPENSIVE LIGHTING IN GLASSHOUSES: DR. HUBBARD WITH SPECIMENS WHICH DEBUNK CLAIMS BY MANY MANUFACTURERS FOR EXPENSIVE LIGHTING IN GLASSHOUSES. THE PLANT ON THE LEFT WAS GROWN UNDER SIMPLE CLEAR TUNGSTEN. BOTH PLANTS ARE THE SAME AGE BUT THE ONE ON THE RIGHT WAS GROWN WITHOUT LIGHTS. FIVE TYPES OF BULBS WERE USED IN THESE TESTS AND CLEAR TUNES TEN LAMB WON OUT.
Uploaded
April 29th, 2014
Embed
Share
Similar Subjects
Comments
There are no comments for Ron Hubbard. Click here to post the first comment.