Their fresh herbage yield reached to 150 000 kg/hm~2; in the respect of tuber forage crops,the Corea carrot variety and ChengDu carrot variety are the most outstanding varieties,their biological production has attained to 150 000 kg/hm~2 or more.

• 块根饲用作物以韩国胡萝卜和成都胡萝卜表现最为突出,生物产量可达15 000 kg/hm2以上。