The result of changing variety test by graft on the trunk, shoot on the trunk and the secondary branch of 4 years longan tree shows that the measure by graft on the trunk is the best.

Preliminary Report on Regression Model of Standing Trunk Volume Corelateted with Fresh Weight of Alnus cremastogyne;

Report on the recognition characters of eight borers in the trunk and limb of Castane mollissima, happening at large comparatively in Shangrao district, and apply for the research of woods pests.

The relationship between trunk and lateral branch of Populus tomentosa Carr.

It also puts forward the direaction and new structure of architechtural art teaching,and gives suggestions concerning the establishment of the major courses in architectural art teaching system.

Large amount of geological material was studied with statistics and geomechanics method,and the distribution law of factures in Cuijiagou mine has been found out:the main fractures are along NNE and SN directions,other small fractures are controlled by the main fractures.

The preliminary study on the distribution principle of NO x concentration from vehicle exhaust between horizontal and vertical direction at main road in Nanhai City;

Study on organic pollution of aerosols at main road in Nanhai City, Guangdong Province;

Activation of red blood cell innate immune reaction main road by bioimmunoregulator;