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.
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:
In history;the central and local separatist all
valued the development of this area. During the Ming and Qing Dynasties,with the renewed
fighting in the northwest, coupled with the rapid growth of the national population, In order to
consolidating border defense and detenting Mainland population pressure,the land development of
this area resumevted,which impacted histoy development of this area very profoundly
Academic research in this area is more included in the academic research for the whole Hexi area
or the entire northwest region, special articles in this area are also mainly concentrated in the lower
reaches of Shiyang River, but these research the upper, middle and lower reaches of the river as a
whole rarely,the connection among the three is.very close essentially.So this object has larger space
to continue researching.
This text includes introduction and body text.the introduction introduces the writing
causes ,implication,and retrospects intellectual history, explains research objectives,Methods and
important and difficult points of this object at the same time.The body text divides into six
chapters.The first chapter analyzes the natural conditions and social infrastructure in this area.The
second chapter mainly deals with immigration status which Ming and Qing government organize
and encourage the population in the mainland move to this area,which provides manpower
resources for agricultural development in this area,and this chapter discusses effectiveness of the
immigration.The third chapter discusses construction of water conservancy which agricultural
development requires,and summarizes pearls and pitfalls of water conservancy construction in
this area during this period.The fourth chapter mainly deals with agricultural development in this
area during the Ming and Qing dynasties,This chapter begin by the reasons for agricultural
development and policies which the government urge and offer for, discusses region of agricultural
development, reclamation success and evolution of tonden in this area during this time.The fifth
chapter mainly discusses environmental problems that because of large-scale development in this
period,and analyzes performance, hazard and measures that local people inoder to protecting the
environment had taken.The sixth chapter summarizes experience and lessons those because of
large-scale development in this period during this time,and explains inspiration for today's
development.
Research of this object is primarily based on literature of the Ming and Qing Dynasties and local
records, and notes data that through field visits get, in order to make the discussion Speci.ficly and
reasonably.
描述:
ovement. Furthermore, analyses of
adverse effects on crop growth and development can probe into the crops’ adaptability to
adverse environments so as to optimize the breed selection and cultivation.
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.