Pyrene contamination and soil enzyme activity.;

Effects of simulated elevated atmospheric CO_2 concentration and temperature on soil enzyme activity in the subalpine fir forest;

Study progress on factors affecting soil enzyme activity;

Effect of long-term fertilization and tillage system on soil enzyme activities;

Study on soil enzyme activities and soil microorganisms under canopy of Tamarix spp. shrubs at Tarim Middle River;

Characteristics of soil enzyme activities and nutrients under various landuse in the Loessial hilly-gully region;

Effect of vegetation rehabilitation measures on soil enzymatic activity and soil fertility in Taizi Mountain Gansu Province;

Using long-term experiment soil(classified as aquic inceptisol),degradation of cypermethrin in different fertilization soils and effect of cypermethrin on different fertilization soil enzymatic activity were conducted.

The degradation of cypermethrin in different soils and the effect of cypermethrin on different soil enzymatic activity are conducted.

Effect of Triticum aestivum/feed Brassica napus multiple cropping on soil enzymatic activities;

The relationship between heavy metal forms and soil enzymatic activities in rhizosphere of different plants;

Study on the distribution characteristics and seasonal dynamics of forest soil enzymatic activities and its relations with Gordonia Acuminata on Mt.Jinyun;

Study on the activity of soil enzymes in Larix pincipis-rupprechtii stands at Huoditang on thesouth slope of the Qingling mountain;

In order to approach the biological indicators of soil health,the activity of soil enzymes and its relations with the soil fertility in 0——5 cm horizon under different vegetation types were studied.