Published in Scientific Papers. Series B, Horticulture, Vol. LXVI, Issue 1
Written by Sovorn CHAN, Ovidiu Ionuț JERCA, Elena Maria DRĂGHICI
Lettuce is one of the important vegetable crops being grown worldwide both in the open field and in greenhouses due to its nutritional benefit. Growing lettuce in hydroponic especially in the NFT system always gets attention from the growers and scientist communities, and for farmers, it challenges when it comes to selecting appropriate fertilizers and cultivars for growing to reach optimal growth and at the same time with high yield performance together with market preferences. The aim of the study was to identify the most favorable effect of fertilizers on the growth of the lettuce seedlings as well as the cultivars growth grown in the NFT system. The study was conducted in Hortinvest greenhouse using seven varieties of lettuce. Three types of fertilizers were used during the seedlings stage including Universol, Formulex, and Bio-Grow. We found the differences in the duration of plant emergence, vegetative growth of seedlings as well as varieties growth cultivated in NFT.
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