【摘要】 经济周期是一定区域经济在一定时期内发展变化的真实反映。同时,也为其未来走向提供了某种预示。中国粮食生产波动周期分析,不仅是对过去的总结,而且也是对未来可能走向的昭示。中国50多年来粮食生产波动周期向我们展示的教训及启示,对于我国今后粮食安全工作意义非常重大。更多还原

【Abstract】 The economic cycle is a certain mirror reflecting regional economic development and changes within a certain period,at the same time providing future direction for a certain presage.A grain production cycle in China is something that not only sums up the past,but also makes possible trends in the future clear.The lesson and inspiration showed by over 50 years’ fluctuation cycle in grain production of China is of great significance for our country’s food security in the future.更多还原