短語詞組短語rotational l grazing 輪轉放牧rotational and continuous grazing 放牧方式rotational grazing fencing 圍欄分區(qū)放牧rotational grazing cycle 輪牧周期Seasonal rotational grazing 季節(jié)輪牧Six blocks rotational grazing 六區(qū)輪牧plot of rotational grazing 劃區(qū)輪牧rotational grazing system 輪牧制度Rotational Grazing and Grazing System 輪牧放牧制度 返回 rotational grazing