6He Z H, Xia X C, Peng S B, et al. Meeting demands for increased cereal production in China [ J ]. Journal of Cereal Science, 2014, 59(3) : 235-244.
7Knrrzer H, Graeff-Hrnninger S, Guo B, et al. The rediscovery of intercropping in China: A traditional cropping system for future Chi- nese agrieulture-A review [ M ]. Climate Change, Intereropping, Pest Control and Beneficial Microorganisms. Springer Netherlands, 2009: 13-44.
8Zhu Y, Chen H, Fan J, et al. Genetic diversity and disease control in rice [J]. Nature, 2000, 406(6797): 718-722.
9Li L, Li S M, Sun J H, et al. Diversity enhances agricultural pro- duetivityvia rhizosphere phosphorus facilitation on phosphorus-defi- cient soils [J]. Proceedings of the National Academy of Sciences, 2007, 104(27): 11192-11196.
10Ofori F, Stem W R. Cereal-legume intereropping systems [ J ]. Ad- vances in Agronomy, 1987, 41: 41-90.