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,
Douglas Fraser was involved in a number of successful collective bargaining agreements, early retirement program in 1964, and wage parity for both US and Canadian members in 1967. Reuther died in a plane crash during the 1970 contract talks, leading many to speculate that Fraser might be tapped to lead the union. However, after a deeply-divided vote of the UAW executive council voted 13-to-12 against him, Fraser withdrew his name, and Leonard Woodcock became union president. Fraser led a nine-day strike against Chrysler that began on September 14, 1973, the first against the automaker in decades. The collective bargaining agreement hammered out