A 2 YR. STUDY OF ALGAL GROWTH WITH F40F12 LIGHTS
I HAVE RUN 4 COMMONLY USED 55 GALLON FLUORESCENT TUBES 12 HOURS DAILY FOR 2 YEARS IN SIMILAR TANKS. THESE ARE THE RESULTS FOR ALGAL GROWTH.
1. PETLAND STANDARD 55 GALLON FLOURESCENT- ACCEPTABLE GREEN ALGAE GROWTH IF NOT EXPOSED TO SUNLIGHT, OTHERWISE ALGAL GROWTH MODERATE TO SEVERE.
2. PHILLIPS 40 WATT NATURAL SUNLSHINE- AS ABOVE.
3. OTT LITE VISION SAVER 4 FOOT FLOUPRESECENT - NO ALGAL GROWTH AT ALL.
4. PHILLIPS PLANT AND AQUARIUM- EXTREME ALGAL GROWTH UNDER NORMAL CONDITIONS, UNACCEPTABLE WHEN EXPOSED TO NATURAL SUN.
ROBERT PRICE
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Dr. Robert Price
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