植被恢复使土壤化学性质发生变化。
There were remarkable different on soil chemical properties in different vegetation.
其结果有助于弄清锰的土壤化学和土壤锰素营养。
The results are helpful for understanding the chemistry and nutrition of soil manganese.
课程包括植物生物学,昆虫学,土壤化学和植物繁殖。
Coursework includes plant biology, entomology, soil chemistry, and plant propagation.
不同恢复措施的土壤物理结构、土壤化学性质均获得明显的改善。
The soil physical structure and the soil chemical properties in two restoring measurement are obviously improved.
肥料是关闭保存,因为没有人被借由过滤遗失或土壤化学的奇特。
Fertilizer is closed conserved, since none is lost by leaching or the vagaries of soil chemistry.
2005年urs进行的研究显示,土壤化学测试结果普遍低于荷兰干预值(DIV)。
The 2005 URS study concluded that the results of the chemical soil testing are generally below the Dutch intervention values (DIV).
土壤化学中的酸碱反应、沉淀溶解反应、配位反应和氧化还原反应都属于广义氧化还原反应。
The generalized oxidation and reduction reaction includes acid-base reaction, precipitation reaction, coordination reaction and ordinarry oxidation reduction reaction.
研究结果表明:实行农林复合经营对土壤化学性质有显著的影响,并因作物的品种而存在差异。
Results showed that in compound management of forest and agriculture it is obviously existed the effect on soil chemical property, and there is difference because of variety of the crop.
研究工作已触及土壤化学的各个领域,其中以土壤胶体、离子吸附和电化学等方面的研究较为系统和深入。
The researches covered almost all of the important areas in soil chemistry, but concentrated on soil colloid, ion adsorption and electrochemistry.
因此,关于土壤对磷的吸附、解吸及有机磷组分的研究,已经日益成为土壤化学领域中的一个受人关注的问题。
Therefore, on the soil of phosphorus adsorption and desorption of organic phosphorus research, has increasingly become in the field of soil chemistry problems a concern.
化学物品毫无意义地毒化着土壤。
硝酸盐是水和土壤里天然存在的化学物质。
Nitrates are chemicals that occur naturally in water and the soil.
我喜欢有机农场不使用化学农药或任何会污染土壤或水的东西。
I like the fact that organic farms don't use chemical pesticides or anything that can pollute the soil or the water.
我们会观察土壤的化学性质——比如某个地方的土壤里有多少氮或者镁——然后与附近土壤的化学性质作比较。
We look at soil chemistry—for example, how much nitrogen or magnesium there is in the soil in one spot—and we compare it with the chemistry of the soil a short distance away.
我们可以把西部平原上覆盖的大片草地撕开,然后把有毒的化学物质倒入土壤中,直到土壤枯死,被风吹走。
We can tear apart the great grass cover of the western plains and pour toxic chemicals into the soil until the soil is dead and blows away in the wind.
在地里,农民使用了太多破坏土壤的化学品。
In the fields, farmers use too many chemicals which destroy the soil.
不可渗透的粘土限制了水和黄腐酸的向下渗透,从而减少了化学风化和土壤灰化作用。
Impermeable clay limits downward percolation of water and fulvic acids, reducing chemical weathering and podzolization.
中情局有化工厂的土壤样品,在里面发现了制造VX神经毒气的化学成分。
The CIA had soil samples taken at the plant site that contained the chemical used to produce VX.
相似的土壤分布得如此广泛,表明一个酸性海洋曾覆盖了大范围的火星表面,或许曾存在具有同样化学特性的众多湖泊。
Such a broad dispersal of similar soils argues for an acidic sea stretching across large swaths of Mars, or perhaps lakes with the same inherent chemistry.
流苏坎皮恩是一种真正的森林栖息地专家,要有非常高的土壤、化学和光照条件才能茁壮成长,只有佛罗里达和佐治亚州的37个地区符合它的要求。
A true habitat specialist of the forest understory, the fringed campion requires very specific soil, chemical, and light conditions to thrive, and occurs in only 37 locations in Florida and Georgia.
某种化学物质若不能很快分解而长时间残留,必定会在土壤中聚集、转移,甚至会沿着食物链达到顶端。
The longer a chemical sits outside without breaking down, the more likely it is to accumulate, drift around and even move up the food chain.
复活节岛上土壤中的一种微生物产生的化学物质在亿万年的演变中,本应与人类没有直接关系。
A tiny molecule harvested from a soil bacterium on Easter Island that evolved billions of years ago for no obvious purposes should have nothing to do with human beings.
“直到菲尔告诉这恐龙”罗伊wogelius,他来自曼彻斯特大学,负责研究达科他周围土壤地球化学,“我对恐龙没有兴趣。”
"Up until Phil showed me this dinosaur," said Roy Wogelius, a geochemist from the University of Manchester studying the soil surrounding Dakota, "I had no interest in dinosaurs."
微量的化学物质还残存在土壤中。
这种仪器直至今天仍然广泛使用,它可以从土壤、水或空气中发现的数以万计的化学物中嗅到一部分(需要的)的东西。
Still widely used, this electronic nose is able to sniff out a few parts per trillion of chemicals found in the soil, water or air.
这种仪器直至今天仍然广泛使用,它可以从土壤、水或空气中发现的数以万计的化学物中嗅到一部分(需要的)的东西。
Still widely used, this electronic nose is able to sniff out a few parts per trillion of chemicals found in the soil, water or air.
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