This article is a case study of the famous twentieth century artist Qian Songyan and his artworks of important places of revolution.

Hua Yan was a creative and outstanding literatorized professional painter in Qing Dynasty,who was versed in poetry writing,calligraphy and painting.

There are lots of achievements in research of this group of painting including some essays and works about Hua yan s painting and writing which are important reference materials.

Experimental research on molluscicidal effect of endophyte JJ18 from Pseudolarix amabilis;

Introduction Assess ment of Pseudolarix amabilis and Psedotsuga menziesii in the Loess Hilly Region of Shaanxi;

A Seed Quality Study of Pseudolarix amabilis in Different Collection Periods;

Optimization of fermentation conditions of endophyte JJ18 of Pseudolarix kaempferi Gord for molluscicidal effect;

Molluscicidal experiment of endophytes from Pseudolarix kaempferi Gord;

Study on Screening Antimicrobial Activity of Endophytes Fungus from Pseudolarix kaempferi Gord with Microdilution Method;

Study on fast screening antifungus activity of endophytes from Pseudolarix kaempferi;

Dynamic Study on Growth of Man-made Pseudolarix kaempferi forests in Tiantong National Forest Park;