Analysis on the chemical constituents of essential oil from branches and leaves of Thuja koraiensis Nakai;

Flavones extraction from Platycladus orientalis leaves by ultrasonic method;

Effect of the Dust-Pollution on Some Physiological Indexes for the Needles of Platycladus orientalis;

Effect of Meteorological Factors on Leaf Water Potential of Platycladus orientalis and Robinia pseudoacacia under Different Water Rejimes;

Influence of Soil Moisture on Exchange between Water and Gas of Oriental Arborvitae at Semi-Arid Region of Loess Plateau;

This paper expounds afforesting technique of direct seeding oriental arborvitae from place choice, seeding season, afforesting method, seedling management etc and discusses technical points from experience.

The natural distribution of oriental arborvitae in Shanxi Province is limited to the south of inside the Great Wall.

Determination of Chemical Consituents of the Essential Oil from Cacumen Platycladi in Xinjiang by GC-MS;

Determination of Quercitroside and Quercetin in Different Preparations of Cacumen Platycladi by RP-HPLC

Volatile oils were extracted from leaf twigs in Biota orientalis by cellulase extraction(CE) method,simultaneous distillation extraction(SDE) method and stream distillation-extraction method(DSE),the components were identified by gas chromatography-mass spectrometry(GC/MS).