描述:
basin in Gansu Province and Huangshui basin in Qinghai
Province. There have been found more than six hundreds tombs matching
this kind of culture in these years, however, the related or comprehensive
research are not many due to the limited sources. For this reason, I will
indicate its developed sequences and cultural characteristics } which are
based on materials from Xiaohandi tomb, Shanjiatou tomb as well as Lian
huatai tomb. Research methods include phased analysis of the帅ological
pottery and Comparative study on related tombs.
描述:
e
are scarce
are one of the
and nonrenewable
of city devel
engrave epoch stamp, They are often named "Green Antique" and "Live
opment,
Cultural
relic" by having high ecological, social, economic value, scientific research, high
ornamental and tourist, and historical memorial meaning.
描述:
early defined the concept of ancient forestry literature,
understood its meaning and value of research and discussed the historical distribution and basic
characteristics of ancient Chinese forestry literature in the ancient books.
描述:
ry of agricultural development in China has a
special significance. China introduced some of the new species, new technology and new
knowledge from the West to transform traditional agriculture and improve production
efficiency.