PREVENTION AND TREATMENT OF NUTRITION DEFICIENCIES ON TOMATOES CROP IN ENVIRONMENTAL PROTECTION CONDITIONS

Experimentation was realized in the greenhouse of ICPA Bucharest (2006-2007), experiments were placed in Mitscherlich pots, which were introduced 20 kg soil, on two topsoils. The test plants used were tomatoes, Dacia cultivar. The soil material used was chernozem (CZcb) from Fundulea. The fertilizers tested were applied both to root and leaves by three treatments. The treatment variants were: unfertilized control, Neb-26, Stimusoil, Kelpak and Bionat. The experience ended with the harvesting of tomatoes fruits. The experimental results were statistically processed by the analysis of data variance, with multiple t test for insurance 5%.