Effects of polycyclic aromatic hydrocarbons on soil nematodes and soil microbial biomass;

Changes among soil nematode community characteristics in relation to different vegetation restoration practices in the moderate degraded grasslands of Songnen;

Effect of land-use on soil nematode communities in the agro-pastural ecotone of West Jilin Province.;

A survey on the ecological characteristics of soil nematodes in the mid-west plain in Jilin Province;

Extraction efficiency of soil nematodes by different methods;

Diversity and community analysis of soil nematodes associated with three plant species in Mu Us sandy land of Ordos Plateau;

In order to study effects of long-term fertilization on soil nematode community,a long-term field experiment of four fertilization treatments,i.

Influence of vegetation reclamation type on the characteristics of soil collembola community in seriously alkalinized and degraded grasslands of Songnen Plain.;

The ecological distribution of soil collembola in Jiuhua Mountain;

Effects of mowing practice and fencing enclosure on the soil collembola community in an alkalinized grassland of Leymus chinensis in Songnen Plain;

The soil coleopteras in Changchun City were investigated with the emphasis laid on the species richness and abundance in relation to the types of land-use,i.