摘要
Ⅰ. Agricultural resources Agriculture, the foundation of Tibet’s economic development, demonstrates its chief superiority in the following aspects: 1. Concentrated arable land, large and varied grassland and rich waste land. The 3.36 million mu of arable land in Tibet are centered onthe valleys of "one jiang and two rivers" with abundant water and excellent temperature. According to 1990 statistics, the total areas of arable land in the 18 counties and cities situated on the middle section of the "one jiang and
