农区种草是改进农业系统、保证粮食安全的重大步骤

欢迎访问《草业学报》官方网站，今天是分享到：

任继周,林慧龙

Promoting prataculture development in arable region to ameliorate the farming system and insure food security in China

REN Ji-zhou, LIN Hui-long

草业学报 . 2009, (5): 1 -9 .