Zhong guo nong ye nian jian= Zhong guo nong ye nian jian/ Zhong guo nong ye nian jian. Zhong guo nong ye nian jian / zhong guo nong ye nian jian=: 1983/ Zhong guo nong ye nian jian=: 1983/ zhong guo nong ye nian jian/. 1981. zhong guo nong ye nian jian/. 1982. zhong guo nong ye nian jian/. 1987. Zhong guo shi pin gong ye nian jian=