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2. A system for controlling the uptake of ions by plants from flowing solutions of controlled composition;Clement;J. Exp. Bot.,1974
3. Rapid crop turn-round is possible with experimental nutrient film technique;Cooper;Grower,1973
4. Aquaculture: a means of crop production;Gericke;Am. J. Bot.,1929
5. Ethylene and the epinastic response of tomato plants to waterlogging;Jackson;Annu. Rep. Letcombe Lab.,1974