Investigations OB the effect of mineral fertilizers on the growth of seedlings of Scots pine (Pinus silvestris L.)
Zemlj. Bilika, 16A: 71-77
The two-year experiments involved no fertilizing and application of N, P, KMg, NP, NKMg, NPKMg, to Scots pine seedlings, grown in pots filled with. (1) pseudogley, (2) acid brown soil or (3) mixture of spruce needles (60%), sand (40%) and peat. Fertility of (1) was the highest. Deficiency of? developed (<0.26% P2O5 in needles) in unfertilized seedlings grown on (2).