Abstract
The growth of microorganisms in the nutrient solution of a circulating hydroponic system was suppressed by ultra-violet radiation. Applied for three hours daily (572 Jm-2 h-1) throughout experiments in which tomato and corn were grown, it was effective in reducing the population of microorganisms from between 500-800·103 to 10-50·103 cells per ml.
Original language | English |
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Pages (from-to) | 131-136 |
Number of pages | 6 |
Journal | Plant and Soil |
Volume | 60 |
Issue number | 1 |
DOIs | |
State | Published - Feb 1981 |
Externally published | Yes |
Keywords
- Hydroponics
- Inactivation of micro-organisms
- Ultra-violet radiation