The agronomy of selected vegetable crops for soilless cultivation (hydroponic system)
1983
Kromah, L. | Ragoonath, J. (Ministry of Agricilture, Lands and Food Production, Centeno (Trinidad and Tobago). Central Experiment Station)
A paper intended for farmers or extension workers. Covers the feeding methods involved in soilless culture with tables of the concentrations of major elements in a nutrient solution and the weights of pure substances required to make up the solutions. Cultural methods such as seed germination, transplanting, varieties, pollination and pruning are briefly described for tomato, cucumber, sweetpepper, eggplant, lettuce, cauliflower, cabbage and celery. Control of the major pest and disease problems: whitefly, spider mite, aphids, T.M.V., damping off, fusarium wilt, virticilium wilt and blossom end rot is outlined
显示更多 [+] 显示较少 [-]