Cīrule D, Lavnikoviča I, Alksne A, Hrols J. CONTENT OF EXTRACTIVE SUBSTANCES IN THE PINE WOOD UNDER VARIOUS GROWTH CONDITIONS. ETR [Internet]. 2001 Jun. 20 [cited 2024 Nov. 23];1:14-7. Available from: https://journals.ru.lv/index.php/ETR/article/view/1925