For citations:
Besschetnov V.P., Besschetnova N.N., Shcherbakov A.Yu. Population structure of geographical cultures of European spruce in the estimates of the pigment composition of needles. Izvestia Sankt-Peterburgskoj lesotehniceskoj akademii. 2021;(237):109-130. (In Russ.) https://doi.org/10.21266/2079-4304.2021.237.109-130