おased on the field observation and indoor investigation,the petrographic characters of ductile deformation rocks of Taolin ductile shear zone,granitic mylonite series and sericitechloritequartz tectonic schist,are recounted.

The soil erosion of the pecan forest land has been seriously influenced by the traditional agriculture pattern in recent years.

Study on intercroping techniques of Coprinus comatus cultivation with in peach forest;