Separation of Red Pigments from Magnoliaceae×soulangeana Flower by Macroporus Resin Column Chromatography;

Preservation Methods of Pollen of Magnolia soulangeana Soul.-Bod.;

In order to enrich greenery tree species, from 1990, the authors began to carry on introduction and hybridization experiments on Southern Magnolia and has successfully obtained Beijing Magnolia - the F1 of southern Magnolia × purple saucer Magnolia.

Estimation of total carbon-containing gas emission from main tree species in forest fires in Daxing an Mountains;

And there were 177 species of trees among them,which are subdivided into 111 genera and 47 families.

The Zhifanggou watershed in Ansai county is an example of a Loess Hilly Region and the characteristics of nutrient cycling and balance of 1 tree,4 shrub,and 9 herbage vegetation types have been systematically studied during a period of vegetation stabilization and rehabilitation.

Application of the salt tolerance arbor on Saline and Alkali Soil;

Investigation on growth degree of primary arbor in Southern mountain and Northern mountain of Xining city;

Analysis of the diversity of arbors in major parks,Fuzhou;

Pine and cypress species are currently the main trees used in the construction,but their ecological effect on soil conservation is not quite clear yet.