查询词典 soil microorganism

Rhizosphere ; Allelopathy ; Allelochemicals ; Autotoxicity ; Soil-borne microorganism ; Root exudates

根际；化感作用；化感物质；自毒作用；根际微生物；根系分泌物

To obtain pyrene-degrading microorganism strains, and to use them for bioremediation of polycyclic aromatic hydrocarbons-contaminated soil.

为获得降解芘的微生物菌株，并用其生物修复被多环芳烃污染的土壤。

The result showed that the mineral oil content of soil was negatively correlated with microorganism contents,the mineral oil accumulation degree of stipa was more than that of Leymus chinensis and the Fe and Zn accumulation degree of Leymus.

结果表明：土壤矿物油含量与微生物含量成负相关；针茅对矿物油积累程度高于羊草；羊草对铁、锌的积累程度高于针茅等等。

The values of soil respired CO〓 in June are lower than other month's results due to strong respiration of microorganism and plant's root.

土壤呼吸气CO〓的δ〓C值在6月份出现了明显的低值，和土壤CO〓的变化趋势一致。

The results indicated that paraquat had a significant effect on soil microflora in thirty days. Paraquat of 0.05~5mg/kg inhibited the growth of funguses, but stimulated the growth of the population of cellulose utilizing microorganism and nitrifying bacteria. The low-density paraquat stimulated the growth of bacteria and actinomyces, but high-density paraquat inhibited their growth.

结果表明，施用百草枯对土壤微生物有明显的影响。0.05~5mg/kg的百草枯在施药后30d内，真菌种群严重被抑制；硝化细菌种群和纤维素分解菌种群均呈刺激效应；低浓度的百草枯刺激土壤细菌和放线菌种群的生长，而高浓度的百草枯则抑制其生长。

A large amount of nitrogenous fertilizer that is not absorbed by crops or evaporated into the air is easily leached transport and accumulated in the shallow vadose zone. The accumulated nitrogen is released again and leached down into subsoils and groundwater, causing pollution. The process is mainly affected by climate, soil structure and microorganism transformation, etc.

田间施肥后，未挥发和被作物吸收的剩余N素易淋失运移，引起在浅层包气带土壤中的蓄积，且又易再释放进入下层土或地下水中形成污染，并主要受气候、土质结构、微生物作用等的影响。

This project may domestic establish the Shen Nong fragrant chrysanthemum in the forest region to plant the base, uses naturally organic breeds the fertilizer employment, the fertilizer biology fermentation well-rotted compost, the microorganism soil amelioration, the green manure to turn the pressure spoiled to raise the field, the plant disease biology integrated control, the non-pollution irrigation, to increase reduces fragrant harms technological means and so on roasting, large-scale, the wide range carries on to the Shen Nong fragrant chrysanthemum without the environmental damage, the non-pollution cultivation.

该项目可在林区境内建立神农香菊种植基地，采用天然有机腐殖肥料施用、肥料生物发酵腐熟、微生物土壤改良、绿肥翻压养田、病虫害生物综合防治、无污染灌溉、增香减害烘烤等技术手段，大规模、大范围对神农香菊进行无公害、无污染培育。

The split between the two groups can hardly be papered over.

这两个团体间的分歧难以掩饰。

This approach not only encourages a greater number of responses, but minimizes the likelihood of stale groupthink.

这种做法不仅鼓励了更多的反应，而且减少跟风的可能性。