The Analysis On Introduction Of Alien Species In Hebei Province Before Anti-japanese War(l912-1937)

Hebei has been a developed agriculture area since ancient times. the introduction of alien species has been existed for a long time.alfalfa, watermelon, garlic, walnuts, pomegranates and other fruits and vegetables varieties,which wereimported during the Han dynasty, has become the daily food for modern people.Ming and Qing dynasties was another peak period for introduction of alien species, by the effect of American crops, Hebei became bulk producers of thesecrops.The foreign invasion brought sufferings to the people in Hebei,but in the same time, some western agricultural science and technology objective was introduced to Hebei.Limited by the feudal system, the "Western learning" situation did not appear at last.The Revolution of1911seriously liberated the people’s minds.The issue of how to develop China’s weak agriculture has become a new focus of the work of the government after the revolution.Some people who has studied abroad and contacted with western culture began to turn their attention to the west of animal and plant varieties.In order to improve crops’s quality, build improved livestock industry, enhance the exploration of the socialand economic development,the introduction of Western plant and animal specieswere always ongoing. From1927to1937,China faced an relative loose international environment, the development of social economy, the large-scale introduction of western advanced plant and animal species came into reality. The new government of the Republic of China, which was anticipating folk encouraging policy, cause the addition of introductory subject.That is a form which government departments, individuals, social groups, religious and many other forceswork together to promote alien species.Restricted by the social and historical conditions,that introduction climax does not change the backwardness of ChinaAgricultural at all.Even worse,it may cause the invasion of some particular alien species.Hebei’s species introduction, was closely linked to the main contradiction of the country at that time and the external environment of society, whichcontains the distinct characteristics of the times and nationality.After the outbre ak of the Anti-Japanese War, that action was forced to stop earlier because ofthe Hebei’s fallen.Nevertheless,the revelation of historical experience provides an outstanding reference for China’s “three dimensional rural issues”.