Canada ranks second in the world for forage seed production. 加拿大在牧草种子生产方面位居世界第二。
Through changing rotating speed, the germination rate of forage grass seeds that were treated in the hard seed treatment hit-machine could be increased significantly. 通过改变碰撞机叶轮转速，可以获得具有合适擦伤度的牧草种子，满足提高种子渗透性和发芽率的要求。
