The history of artificially rearing cetacean specieshas been over a hundred in the world. Rearing cetaceanspecies in captivity can supply not only a kind of interesting entertainment, but also good conditions for inte...The history of artificially rearing cetacean specieshas been over a hundred in the world. Rearing cetaceanspecies in captivity can supply not only a kind of interesting entertainment, but also good conditions for intensively researching, breeding and conserving展开更多
Aims and Scope Agricultural Sciences in China (ASC) is an official publication of the Chinese Academy of Agricultural Sciences (CAAS). Agricultural Sciences in China seeks review and original contributions from all ar...Aims and Scope Agricultural Sciences in China (ASC) is an official publication of the Chinese Academy of Agricultural Sciences (CAAS). Agricultural Sciences in China seeks review and original contributions from all areas of agriculture and animal husban展开更多
Aims and Scope Agricultural Sciences in China (ASC) is an official publication of the Chinese Academy of Agricultural Sciences (CAAS). Agricultural Sciences in China seeks review
In recent years,theoretical circles and departments engaged in practical workhave made in-depth studies and discussions of the issue of economic structure.Defi-nite progress has been achieved in three aspects:better u...In recent years,theoretical circles and departments engaged in practical workhave made in-depth studies and discussions of the issue of economic structure.Defi-nite progress has been achieved in three aspects:better understanding the meaning ofeconomic structure;analysis of the characteristics of China’s economic structure,itsproblems and causes;and,formulation of some ideas and suggestions for its improve-展开更多
文摘The history of artificially rearing cetacean specieshas been over a hundred in the world. Rearing cetaceanspecies in captivity can supply not only a kind of interesting entertainment, but also good conditions for intensively researching, breeding and conserving
文摘Aims and Scope Agricultural Sciences in China (ASC) is an official publication of the Chinese Academy of Agricultural Sciences (CAAS). Agricultural Sciences in China seeks review and original contributions from all areas of agriculture and animal husban
文摘Aims and Scope Agricultural Sciences in China (ASC) is an official publication of the Chinese Academy of Agricultural Sciences (CAAS). Agricultural Sciences in China seeks review
文摘In recent years,theoretical circles and departments engaged in practical workhave made in-depth studies and discussions of the issue of economic structure.Defi-nite progress has been achieved in three aspects:better understanding the meaning ofeconomic structure;analysis of the characteristics of China’s economic structure,itsproblems and causes;and,formulation of some ideas and suggestions for its improve-