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:
ttention, but
also agriculture and eco-environmental sustainable development important
problems. Farming-pastoral Transitional zone in north China, as our county
returning farmland to forest and returning cropping land to grassland are the
focus areas, natural environment and socio-economic conditions shown a
clear transition characterized by the transition zone of the interpenetration and
staggered distribution of agriculture and animal husbandry, which is curbing
desertification important ecological barrier, but also ecologically fragile belts.
描述:
rategic adjustment of structure in agriculture and rural economics,
work relating agriculture, rural areas and farmers remains top priority. Especially in China's accession to
the WTO and national implementation of the western development strategy, the market-oriented
agriculture, the process of internationalization for Aksu oasis agricultural production has brought greater
opportunities and challenges.
描述:
e’ stability.This paper sets Shaanxi
province as an example,hope to find the main factors affecting the income of peasants and
their contribution in the system of the agricultural modernization, so as to identify the means
of raising income of farmers from the view of the agricultural technology.
描述:
ian, Zhoujiatai Qinjian and Liye Qinjian. A study of
vocabulary based on these documents is needed, for we can know a lot
about the whole phenomenon of ancient language from it.
描述:
ium between the grain production
and water resource: the drought and the irrigation area in northeast china, the drought and the
irrigation region in Huanghuaihai area, the drought and the irrigation area in northwest
china.The article analized the characteristic of water using of the main crops and the main
cropping systems, compared the economic benefit of the water-saving planting patterns,
studied the economic benefit, the water-saving benefit and participatory farmers survey
results etc. of the water-saving technologies.