描述:
ch as the important town
of the Silk Road, multi-ethnic coexistence and the border district administrative center.
In order to ensure normal exchange between the East and the West, frequent contact
among ethnicities, and effective administration in He-xi area, it was extremely
essential to establish city defense. Therefore, the Tang government built the city
defense system that was mainly military defense and based on social balance. Mainly
included the screen protective system of Army, Shouzhuo, City, Town, Shu, etc.,
which had some focal point and very wide and located out of the cities; Three layers
external protective system that was composed of a deep ditch to round every city,
sheep and horses cities, city wall; Multiple structure system such Luo city(outer city),
Zi city(inner city), fang(residential area), Shi(markets), and so on; Garrison inside
cities and out of locality system; Feng, Yi and other information systems; General's
office person of ability system; Warehouse reserve and social balance system.
Because of the important geographical position strategic and the special social
security problem, the He-xi Prefecture and county city defense had formed Trinity
characteristic with the national defense and the security defense. The city defense
soldiers had a hand in Tuntian to bring about He-xi area’s agricultural advance; A
large number of people of city defense formed the consumer market, had promoted
the prosperity of the commerce; The city defense ensured traffic and military
assistance, made He-xi Prefecture and county cities become the rear base to
administer Central Asia. However, the city defense had its limitation, such as
impotent military might at times (it offered an opportunity of Tibetan expanded in
north-west area), because of the condition between the country and the locality. It, to
a certain extent, had influenced on the valid function of city defense.
描述:
od of Warring States
(475-221 B.C.), attracting scholars' attention and becoming one of important schools then.
After Qin Dynasty, scholars determining to study agriculture carried forward good
traditions of Non自is in the Period of Warring States, enriched researching contents and
fields, and enabled Non自is to develop in depth. In finial, those determining to study
agriculture formed a group with researching agriculture as its distinguishing feature. What
the group researched included agricultural ideologies, techniques of farming and cropping,
methods of operation and management, measures of fighting and preventing agricultural
calamities. The whole group showed its own styles in valuing agriculture and concerning
people's livelihood. And those agricultural ideologies, science and technology, methods and
spirits composed Nongjia's culture, the cream of which can afford us lessons to solve
today's new problems.
描述:
od of Warring States
(475-221 B.C.), attracting scholars' attention and becoming one of important schools then.
After Qin Dynasty, scholars determining to study agriculture carried forward good
traditions of Non自is in the Period of Warring States, enriched researching contents and
fields, and enabled Non自is to develop in depth. In finial, those determining to study
agriculture formed a group with researching agriculture as its distinguishing feature. What
the group researched included agricultural ideologies, techniques of farming and cropping,
methods of operation and management, measures of fighting and preventing agricultural
calamities. The whole group showed its own styles in valuing agriculture and concerning
people's livelihood. And those agricultural ideologies, science and technology, methods and
spirits composed Nongjia's culture, the cream of which can afford us lessons to solve
today's new problems.
描述:
est region,
which c
ombined with the
water-saving, agricultural soil and water conservation techniques, and then taken "
drought
resistance, reduce erosion, increase efficiency" as a principle.
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:
an City, Hanzhong City and Yangling region in
Shaanxi Province, and on the basis of domestic and foreign literature, this paper describes the
Practice and Enlightenment of the development of domestic and international kiwifruit
industry,and analyses the status, problems and advantages of Shaanxi’s kiwifruit industry,
discusses the principles of developing Shaanxi kiwifruit industry, market positioning and
planning, proposes the Suggestions of the development of Shaanxi’s kiwifruit industry.