Christmas tree cultivation and oxygen. Nitrogen, phosphorus, potassium, calcium, magnesium, sulfur, boron, copper, chlorine, manganese, molybdenum, iron, and zinc are obtained from the soil. If the necessary elements are not available in the local soil, nutritious fertilizers are used. Other important soil considerations include pH and drainage. Certain types of soil are preferable, depending on the type of tree. Pine trees are usually better adapted to a sandy or sandy loam soil, while white spruce trees and fir trees, such as the Douglas-fir, prefer fine-texture loams and clay loam soils. Some trees grow well in all types of soil, but in any case,
Fraser Noble Fraser Noble Sir Thomas Alexander Fraser Noble MBE (29 April 1918 – 21 August 2003) was a Scottish academic. He was former Vice-Chancellor of the University of Leicester and then Principal of the University of Aberdeen. He was born in Cromdale in Strathspey, Scotland. His father was Simon Noble of Grantown-on-Spey in the former Moray, and his mother was Jeanie Graham from Largs in North Ayrshire. His father died when he was eight. He had a brother. He attended Nairn Academy. He went to the University of Aberdeen when aged only 16. He graduated with a degree in Classics in