在很多地区,由于工业化肥和农药的持续使用,导致自然土壤的肥力正在下降,然而化肥的流入却导致湖泊中藻类生长得越来越快。
Natural soil fertility is dropping in many areas because of continuous industrial fertiliser and pesticide use, while the growth of algae is increasing in lakes because of the fertiliser run-off.
公园和街道绿地的土壤酸碱度均高于自然土壤和农业土壤;
The pH of soil in parks and streets are higher than in natural or agricultural soils.
而使用草皮草种,并利用秸秆等自然土壤侵蚀抑制剂和堆肥的优势。
Use sod instead of grass seed and take advantage of natural soil erosion inhibitors like straw and compost.
采用滤纸接触法和自然土壤法研究了毒斯乐对自然蚯蚓的急性毒性。
The acute toxicity of dichlorvos, chlorpyrifos and their mixture to earthworms were studied by two methods(the filter paper method and the natural soil method).
指出自然土壤介质下,XCT是根系三维构型定量化分析未来的发展趋势。
It was suggested that applying XCT to quantitatively analyze the three-dimensional root system architecture in natural soil media would be the development trend of related researches in the future.
采用常规方法研究了青藏高原东部几种自然土壤中放线菌区系及与土壤养分的关系。
Actinomycete population and their relations to soil nutrients were studied by normal methods in several natural soil samples collected from the eastern part of the Qinghai Tibet Plateau.
设计重点之一是市中心的城市公园,它建于自然土壤之上,树木和灌木可以蓬勃生长。
One focus of the design was the urban park in the city center. It was built on natural soil, so the trees and bushes could grow nicely.
水稻土是自然土壤在人为水耕熟化过程中形成的特殊人为湿地土壤,也是我国最重要的农业资源优势与特色。
The paddy soil is one of the most important soil resources of China, which is an artificial wetland soil under long-term paddy management.
在很多地区,由于工业化肥和农药的持续使用,导致自然土壤的肥力正在下降,然而化肥的流入却导致湖泊中藻类生长地越来越快。
Natural soil fertility is dropping in many areas because of continuous industrial fertilizer and pesticide use, while the growth of algae is increasing in lakes because of the fertilizer run-off.
起到稳定作用的自然植被不断减少,随后土壤受风雨的侵蚀加速,就成为了沙漠化的主要成因。
Desertification is accomplished primarily through the loss of stabilizing natural vegetation and the subsequent accelerated erosion of the soil by wind and water.
《自然的馈赠》根据中国阴历和土壤的五种颜色来描绘作物的生长过程。
"The Gift of Nature" shows crop processes according to the Chinese lunar calendar and the five colors of the soil.
你说它们有益于自然美景、节约土壤、为鸟类和其它动物提供庇护。”
You say they are good for natural beauty, saving soil, and giving shelter to birds and other animals.
一边我们在持续不断地大肆污染和消耗水、土壤和大气资源,另一边我们还是喜欢大谈保护、节约和恢复自然资源。
And while we continuously significantly pollute and exhaust our water, soil, and air resources, we still like to talk much about preserving, saving, and restoring natural riches.
废弃物可以丢入堆肥箱进行自然分解逐渐形成土壤和液体肥料。
Waste drops into the compost where it is naturally processed into soil and liquid fertilizer over time.
它是一个由8-12英寸的一个充满水凝胶的泥土层,还有可以培养土壤中自然菌的有机处理剂。
It's an 8 - to 12-inch layer of dirt impregnated with hydrogels, along with organic agents that nourish the natural bacteria in the soil.
研究人员发现当把头发放在自然带有黄金而又没有细菌的土壤中培养时,它的金子的含量不会达到任何有统计学意义的水平。
The researchers found gold levels did not increase in the hair to any statistically significant degree when it was incubated without the microbes in naturally gold-laden soils.
研究人员通过观测被称为泥炭丘的小丘来测量永冻带边界北退的程度,泥炭丘是在北部泥炭沼泽含冰的土壤上自然形成的。
The researchers measured the retreat of the permafrost border byobserving hummocks known as "palsas, " which form naturally over icecontained in the soil of northern peat bogs.
当然,夏威夷群岛的自然环境—适宜的气候,充沛的降雨,肥沃的土壤都为迁移来的动植物的生长及繁衍创造了良好的条件,从而引发了上面的问题。
Much of the problem has to do with the nature of the islands themselves. Their moderate climate, plentiful rainfall, and fertile soil cause most immigrants to live long and prosper.
存在:氦存在于自然大气中,在土壤中沉积,而且能从空气中分离出来。
Occurrence: Helium comes from natural gas, deposits within Earth, and can be isolated from air.
布朗认为,人类依靠自然资源生活,土壤侵蚀,地下水消耗的速度比它们得到补充的速度要快。
Human beings are living off naturalcapital, Brown argues, eroding soil and depleting groundwater faster than theycan be replenished.
结果,许多动植物面临危险,昆虫传粉和微生物改良土壤等基本自然过程也面临危险。
As a result, many plants and animals are at risk, as well as essential natural processes such as pollination by insects and the regeneration of soils by micro-organisms.
许多建筑物长出斑驳的苔藓,雨水磨平了它们的棱角。这些建筑物大都就地取材,由本地岩石建造而成,与周围环境浑然一体,仿佛是从土壤中自然长出的。
Many of these structures, lichen-patched and rain-smoothed and built from local rock, match their surroundings so well they seem to have grown up organically from the soil.
高温令土壤干燥,植被枯萎,生长自然会变得缓慢。
Higher temperatures dried plants and soil, generally slowing growth.
高温令土壤干燥,植被枯萎,生长自然会变得缓慢。
Higher temperatures dried plants and soil, generally slowing growth.
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