The heavy soil root disease was caused by the unbalanced soil microflora after continuous vegetable cropping in green house.
蔬菜设施生产过程中的连作方式致使作物根区土壤微生物区系失衡，引起土传病害的流行。
Under drought conditions, the order of 3 varieties in deep soil root density and the ratio increment of root to stem was ranked as follows: Brooklawn, Impact, SupraNova.
干旱条件下，土壤深层根系密度、根冠比增加的顺序依次为布鲁克、英派克、苏比纳。
The constitutive equations of the soil-root composite, which express the stress-strain relationship, were derived under the hypothesis of isotropy.
在弹性、横观各向同性条件下，计算得出了表征土壤-根系复合体应力-应变关系的本构方程。
The constitutive equations of the soil-root composite, which express the stress-strain relationship, were derived under the hypothesis of isotropy.
在弹性、横观各向同性条件下，计算得出了表征土壤-根系复合体应力-应变关系的本构方程。
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