Zheng huiying & li jiandong. 1999. the saline vegetation and its restoration on the songnen plains. science press, beijing.

郑慧莹，李建东。 1999 。松嫩平原盐生植被与盐堿化草地恢复。科学出版社，北京。

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So how to improve tolerance to stress has significant meaning in both product of Leymus chinensis and management and reformation of saline-alkali plains.

提高羊草的抗逆性的研究对于羊草的生产和盐碱化草原的治理与改善具有重要的意义。

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