1. Crop production in recirculating nutrient solution;Cooper;Scientia Hortic.,1975
2. Growth of tomato plants in water culture with special reference to the roots;Hurd;Ann. Rep. Glasshouse Crops Res. Inst.,1977
3. Root death and mid-crop wilting of tomatoes in nutrient film;Hurd;Hortic. Ind.,1977
4. Root death and mid-crop wilting of tomatoes in nutrient film;Hurd;Hortic. Ind.,1977
5. Preliminary study on the poor mid-crop of nutrient-film-grown tomatoes;Hurd;Ann. Rep. Glasshouse Crops Res. Inst.,1976