Search results for: Jianqiang Zhang
Frontiers of Agriculture in China > 2008 > 2 > 1 > 97-102
Frontiers of Agriculture in China > 2007 > 1 > 1 > 67-71
Frontiers of Agriculture in China > 2008 > 2 > 1 > 97-102
Frontiers of Agriculture in China > 2007 > 1 > 1 > 67-71