Christmas tree cultivation has shifted toward the production of higher-quality trees, increasing land quality expectations as well. Indeed, some species of tree, such as the Fraser fir, are unable to grow on low-quality, marginal farmland. Flat or gently rolling land is preferred to that with steep slopes and inclines, which is prone to erosion and fluctuations in fertility. Noticeable obstructions, such as rocks, fences or significant underbrush, are also undesirable. Like all crops and plants, Christmas trees require a specific set of nutrients to thrive. There are 16 elements crucial for growth; of those, three are obtained through air and water: hydrogen, carbon,
Douglas Fraser He dropped out of high school when he was 18, worked in a machine shop, and took several jobs in the automobile industry. Fraser eventually found work as a metal finisher in one of Chrysler's DeSoto factories, where he became active in the union in 1936. He was twice fired for his union beliefs and activities and participated sitdown strikes at Chrysler. Fraser was elected president of UAW Local 227 in 1943, and served in the US Army during World War II. After the war, Fraser quickly rose through the ranks in the UAW. He was appointed an international representative