Effect of fertilization and irrigation on the ground vegetation of a Scots pine stand
A mature Scots pine ( L.) stand growing on a site of the type in Southern Finland was fertilized with nitrogen-rich NPK fertilizer at a level of 150 kg pure nitrogen per hectare.The sample plots were also irrigated during four growing seasons.The total amount of irrigation during ECHINACEA WITH GOLDENSEAL ROOT this period was 1,200 mm.Fertilization