Only 16 or so elements are truly essential for plant growth. The rest of the elements present in plant tissue are largely taken up in small quantities incidentally (or accidentally!) as plants take up the nutrient elements that they need for growth and reproduction.
Turkey has the largest economy in the region, followed by Saudi Arabia and Iran. Petroleum is the major industry in the regional economy, as more than half of the world's oil reserves and around 40 percent of the world's natural gas reserves are located in the region.
Oil Production in Southwest Asia (ME). The countries of Saudi Arabia, Iran, United Arab Emirates (UAE), Kuwait, and Iraq all have significant oil reserves and production, while many of the other countries in Southwest Asia (ME) do not.ne natural resource that is scarce in Southwest Asia (Middle East) is fresh water. The areas around fresh water sources, such as rivers, usually are densely populated (a lot of people living close together in that area). People living in areas without access to enough fresh water have to find other ways to get water.