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Growing and nutrients absorption by lisianthus (Eustoma grandiflorum) cultivated in soil

Lisianthus is a cut flower crop that has been intensively studied around the world. However, there is not enough information about its nutrition under tropical conditions. In this work the growth and nutrient absorption of lisianthus (var. Echo) cultivated in soil was evaluated. Seedlings were transplanted 60 days after sowing in October 99. Plant samples were taken at 8; 22; 36; 50; 64; 78; 92; 106 and 120 days after transplanting. Plant growth and dry matter production were slow in the beginning but plants reached 90.5 cm in height and 28.4 of dry weight at the end of cycle. Nutrient uptake (kg ha-1) at 120 days was: 238.8 of N, 157.1 of K, 33.9 of S, 17.5 of Mg, 14.9 of P, 10.6 of Ca and micronutrients (g ha-1): 1281.3 of Fe, 294.4 of B, 127.1 of Mn, 121.1 of Zn and 35.8 of Cu.

nutrition; floriculture; ornamental


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