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 County search and rescue Douglas County search and rescue Douglas County Search and Rescue is an all-volunteer organization in Douglas County within Douglas County Sheriff's Office. With approximately sixty active members year round, Douglas County's Search and Rescue (Douglas SAR) responds to searches for missing children and adults, evidence and other search requests in the county and on mutual aid calls anywhere in the state of Colorado. Douglas SAR is a mountain rescue Type I certified team able to handle the toughest terrain and remain out in the field without resupply for extended periods. Today the team, headquartered in Castle Rock, CO at "13S