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- Phosphorus fractions could enter water body from surface runoff and leachate due to excessive irrigation of centralized farm wastewater. 养殖场污水田间处理会引起土壤表面径流和渗出液中的磷组分流失。
- Ultrasonic vibration technology was used to extract loosely sorbed phosphorus fraction in the sediments from Guanting Reservoir. 用超声技术提取沉积物样品中松散结合态磷,并与振荡提取结果进行比较。
- Lu W L,Cao Y P,Zhang F S.Effect of low-molecular-weight organic acids on soil inorganic phosphorus fraction transformation[J].Acta Agric.Boreali-Sin.,1999,14(2):84-89. [14]陆文龙;曹一平;张福锁.;低分子量有机酸对土壤无机磷形态转化的影响[J]
- Variation of soil organic phosphorus fractions, and relationship of organic P and its fractions, with soil organic matter and readily available P were studied with Bowman-Cole method. 采用Bowman和Cole提出的有机P分组方法,对长期施肥条件下土壤有机P的组成变化以及有机P及其组分与有机质、速效P的关系进行研究。
- When different tillage types were applied to the tested soil at the same layer, the content of organic phosphorus fractions and Ca_2-P among treatments varied in the order of NTS>NT>TS>T. 与T处理相比,NTS、NT和TS均可增加土壤活性有机磷、中度活性有机磷、中稳性有机磷、高稳性有机磷和Ca_2-P含量,增加大小的排列顺序为: NTS> NT> TS> T;
- Phosphorus fractionation is important too in understanding the biological phosphorus removal process and possibilities to recover phosphorus from sludges. 磷分馏在对生物磷去除过程的了解和从烂泥恢复磷的可能性很重要。
- Keywords sediment;phosphorus fractions;trophic level;Taihu Lake; 沉积物;磷形态;垂向变化;太湖;
- The mechanism of phosphorus mobilization from acidic forest soils under Chinese fir and masson pine by low molecular weight (LMW) organic acid has also been studied with chemical extraction and soil inorganic phosphorus fractionation methods. 并用化学浸提和无机磷分级等方法模拟研究了有机酸对马尾松林和杉木林下酸性森林土壤难溶性磷的活化机制和效果。
- A fertilizer containing phosphorus compounds. 磷肥含有磷化合物的一种化肥
- He brushed up on fractions before taking the arithmetic test. 在参加算术考试前他又重温了分数。
- No animal or plant can exist without phosphorus. 没有一种动物或植物离开磷能够生存。
- Contents of Soil Inorganic Phosphorus Fractions in Anhui Province and Effects of Fertilization on Soil Phosphorus 安徽省土壤无机磷组分状况及施肥对土壤磷素的影响
- The soil absorbs only a fraction of the rain that beats down. 土壤只吸收猛打到地面上的雨水的一部分。
- inorganic phosphorus fractionation 无机磷形态
- I'll be ready in a fraction of a second. 我马上就好。
- The story does not contain a fraction of truth. 这故事没有一点真实性。
- He has done only a fraction of his homework. 他只做了家庭作业的一小部分。
- Distribution of phosphorus fractions and bio-available phosphorus forms and their relationship in the sediments from different regions of Lake Taihu 太湖不同营养水平湖区沉积物磷形态与生物可利用磷的分布及相互关系
- The car stopped within a fraction of an inch of the wall. 汽车在离墙不到一英寸的地方停住了。
- Could you move a fraction closer? 你能不能稍微再挪近点儿?
