soil species

基本解釋

To analyze the easily - happening accidents of the various foundation soil species in the urban area, find out their causes and point out the precautionary ways and dealing measures.
本文對城區(qū)不同地基類型中易發(fā)事故的分析，找出了事故原因，提出了預(yù)防方法和處理措施。
The major soil species suited for vegetable were gray salt paddy soil, gray mud paddy soil and black salt paddy soil, which occupied 92. 42% of total fields suited for vegetable in Licheng.
全區(qū)宜菜地土壤類型主要為灰埭田、灰泥田和烏埭田，占全區(qū)宜菜地總面積的92.42％。
Through field survey and chemical analysis, it showed that increased of salt content in soil, species of plant and density of community were decreased and salt tolerance species were dominated.
隨土壤含鹽量的增加，植物種類逐漸減少，群落總蓋度降低，而耐鹽強(qiáng)度大的翅堿蓬逐漸成為優(yōu)勢種。

Natural selection kept those survivor species viable in the soil as a plan for the future.
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They will record plant species, forest structure, ash cover, soil properties, river sediment and the overall topography of the burned area.
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Species of plants, insects, and bacteria that lay dormant in the soil are brought to life, energized and fertilized by the super-heat of the fire .
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