For citations:

Sergeeva A.S. The relationship between soil conditions and the number of spruce undergrowth in mature pine-spruce stands of the Gatchina district of the Leningrad region. Izvestia Sankt-Peterburgskoj lesotehniceskoj akademii. 2025;(256):250–261. (In Russ.) https://doi.org/10.21266/2079-4304.2025.256.250-261