FIELD: greenhouse and hotbed farming. SUBSTANCE: composition has 0.001-1.00% complex compound of europium and complex compound of metal taken from the group involving yttrium, lanthanum, bismuth, terbium, gadolinium and lutecium at their mole ratio from 1:0.1 to 1:100, and thermoplast - the rest. EFFECT: enhanced quality of composition. 1 tbl
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