Reform And Significance Of The Teaching Content Of "Desertification Prevention And Control"

Land resources are the necessary living space for human production and life,and they are the strategic resources for development.China's fifth desertification and sandy land monitoring work has been started in 2013.According to the results of the survey shows that China's land desertification situation is very serious,the prevention and control work still has a long way to go.With the implementation of the new geography curriculum,geography curriculum has the important task of improving the quality of the citizens and cultivating the sustainable development view of the citizens.The importance of geography textbook for the prevention and control of desertification,the specific content of the teaching material has great influence on the students' learning effect.By the method of literature,analysis of teaching materials,in the period of 1978-1985 I choose senior middle school textbook "geography"(II)in May 1984 third edition as the research object.In the period of 1986-2000 year I choose "senior middle school textbook geography book(Compulsory)" in May 1995 fourth edition as the research object.In the period of 2001-2014 year I choose "senior geography"(optional second copies)in June 2003 first and the "high school curriculum standard textbook geography III"(Compulsory)in April 2009 third edition as the research object.To study teaching content and characteristics of various versions of textbooks,draws the following conclusions respectively in text system,image system and operation system of geography teaching content change trend and its significance:(1)text systemA.The amount of content increased first and then decreased,into the language point more clearly the creation of context,to promote students' active learning;outline summary of teaching materials;more rich and fine,obviously useful,can weaken the difficulties.B.Part of the data and the era of teaching materials seriously out of touch,the contents of the textbooks should be updated,more close to life.C.Enhance the teaching content of the link,select the teaching content in line with the recent development of the students.D.The proper increase of tip into the language,pay attention to the guidance of learning method;teaching content should focus on students' subjectivity.E.The sustainable development of education needs to be strengthened,appropriate to increase the form of auxiliary materials,extended learning content.(2)image systemA.The image quantity increase,the type diversification,is advantageous in enhances the study enthusiasm and the effect;the picture and text,the Tutu combination method is flexible,the geographical information.B.Part of the picture expression is insufficient,the teaching material should choose the image and space,improve the image quality and performance.C.Remote sensing images,satellite images,aerial map,no representative of the latest development of science and technology,materials should be added such as aerial map,geographic pictures,cartoons.(3)operating systemA.The number and type of operation is increasing gradually,and the orientation of the students is obvious;the content of activity design is stronger,and the emotion of students can be enhanced.B.The type of operation,high demands on the ability of the students;job title level is not clear,the lack of basic examination;operation and life are not closely linked,poor students' sense of substitution.Teaching materials should pay attention to the innovation of the forms of work,improve the quality of students.C.Arrange different tasks,pay attention to the development of students at different levels.