采取工程措施与农艺措施相结合的方法，对全盐含量3%以上的滨海盐土进行改良。
When combined engineering and agronomic methods to improve the salt land in Binhai area which total salt content was over 3%, the width of experimental field play roles for the improvement effect.
采取工程措施与农艺措施相结合的方法，对全盐含量3%以上的滨海盐土进行改良。
When combined engineering and agronomic methods to improve the salt land in Binhai area which total salt content was over 3%, the width of experimental field play roles for the improvement effect.
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