1. Tu, C. W. & Huang, S. S. The advances and retreats of the summer monsoon in China. Acta Meteorologica Sinica 18, 1–20 (1944).
2. Chinese Ministry of Agriculture. Statistical Data of New China Agriculture for 60 years. ChinaAgriculture Press, Beijing (2009).
3. Chinese Ministry of Agriculture. China agriculture statistical report 2009. China Agriculture Press, Beijing (2010).
4. Chinese Ministry of Agriculture. China agriculture statistical report 2010. China Agriculture Press, Beijing (2011).
5. Chinese Ministry of Agriculture. China agriculture statistical report 2011. China Agriculture Press, Beijing (2012).