The establishment of government-running shipyards in the Song Dynasty under the political,economic and military influences caused the unbalanced distribution between the northern and southern areas.

Such formed the initial setup of the officially-run tea-horse trade system,and a steady development of the trade was thus ensured.

Loyalty and dishonesty are co-existing,intelligence and trick are showed up——An analysis of the present day officialdom novels;

This paper analyses the book "Cang Lang Zhi Shui" to show its depth into the human nature and reveal it respectively from three aspects: power-centered human nature in officialdom,interest-centered human nature in commercial fields,and emotion-centered human nature in relationships of love.

Female Comrades isn t a novel about feminism,but about the development and struggle history of the women in the officialdom.

Effect of Cd stress on development of tobacco vegetative organs and mineral elements;

Accumulation dynamic of ecdysterone in vegetative organs of Achranthes bridentata;

Accumulation trends of catalpol in vegetative organs of Rehmannia glutinosa var. huechingensis;

Relationship of dynamic changes between protein contents in vegetative organs and growth years of Phytolacca acinosa;

Anatomy of the vegetative organs of Cycas szechuanensis;

Observation on anatomy of vegetative organ;in 8 species of short-lived plant;;

Anatomical study on the nutritive organs of Dendrobium candidum;

The anatomical study on nutritive organs of dendrobium flexicaule;

This paper presents a study on the internal structures of the nutritive organs of Diospyros,lotus L.