The wood macrostructure variability of the pine grown with the fertilizer use

The results of the author’s long-term research about the influence of the fertilizer introduction in various concentrations and compositions on the quality of the artificial originpine forests are given in the article. The regularities of the pine planting growth and development, and the period of the fertilizer impact on the plant are determined. The optimum consumption rates of fertilizers for the qualitative wood cultivation are defined.