一、会议意义红壤是人口稠密的亚太地区人们生存的重要土壤资源。它广泛分布在东亚(中国、日本和朝鲜南部)、南亚(印度、孟加拉国、缅甸和斯里兰卡)、中亚(阿富汗、巴基斯坦、也门和沙特阿拉伯)、东南亚(泰国、马来西亚、印度尼西亚、越南、老挝、柬埔寨和菲律宾),以及大洋州和美州的环太平洋地区。随着人口的增长,本地区的红壤的承载力已接近饱和状态,部分地区每平方公里人口逾1000人,这种过度的和不合理的 I. Significance of the Conference Red soil is an important soil resource for people in the densely populated Asia-Pacific region. It is widely distributed in East Asia (China, Japan and South Korea), South Asia (India, Bangladesh, Myanmar and Sri Lanka), Central Asia (Afghanistan, Pakistan, Yemen and Saudi Arabia), Southeast Asia (Thailand, Malaysia, Indonesia, Vietnam, Laos Cambodia and the Philippines), and the Pacific Rim of the States of Oceania and the United States. As the population grows, the carrying capacity of red soils in the region is close to saturation, with some 1,000 inhabitants per square kilometer in some areas. This over-and unreasonable