The return and reconstruction of medical humanistic spirit;

Author puts forward divergence, extension, interrelation and conjugation of degradation ecosystem and explores extension theorys application to choose ways of rehabilitation and reconstruction of degradation ecosystem.

The inter cropping could promote rehabilitation and reconstruction for the functional groups of natural enemies interference using chemical pesticides by intercropped with medicago sativa,onobrychis viciaefolia in U.

Research progress of the restoration and reconstruction of degraded ecosystems;

Discussion on the restoration and reconstruction of degraded ecosystem;

Measures of degenerate ecosystem restoration and reconstruction, including establishing humanism sense, restoring vegetation and constructing basic farm land are proposed.

In this paper, subalpine coniferous forest was defined, species, distribution and types of the forests were brief introduced, approaches of succession, and restoration and rehabilitation were discussed.

Nowadays, having recognized the importance of environment, the whole society, especially scientific and technological circles, is paying more and more attention to the problem of restoration and rehabilitation of the ecological environment.

This paper analyzes the relations between landscape heterogeneity and pattern theory,distribution theory,scale and edge-effects theory which can guide the practice of restoration and rehabilitation of degraded karst ecosystem.