查询词典 humic

In Cr polluted area, leaf vegetable's Cr uptake is 2~3 times as much as fruit vegetable's. Aiming at optimization of manuring level of silicates and humic acid, pot experiments were carried out to study the effects of silicates and humic acid on physiology and Cr uptake by Brassica Chinensis.

针对在铬污染区土壤中的叶菜类吸铬量是果菜类2~3倍，以及硅酸盐或腐植酸在重金属污染土壤上的最佳施用量研究较少的问题，为保障蔬菜的品质安全，文章通过土壤盆栽试验，研究硅酸盐、腐殖酸不同用量对Cr污染土壤中小白菜生理指标和吸铬量的影响。

In order to overcome the restriction of raw materials in producing humic acid silicified products, a new technology with humic acid and silicified agent as the main raw materials is developed, based on abundant tests.

针对目前生产腐植酸硅化产品原料受限的缺点，在大量试验的基础上，确定了一条以腐植酸和硅化剂为主要原料的生产工艺，合成了一种与有机硅腐植酸钾性能相当的硅化腐植酸钠产品GFN-1，对其常规性能指标和在清水及无固相聚合物钻井液体系中、在膨润土浆和低固相钻井液体系中应用指标，耐温性能进行了对比实验。

The adsorption capacity of 2,4-D on black soil humic acid and chestnut soil humic acid were 0.39 and 0.42 mg·kg-1 respectively.

结果表明：黑土和栗钙土胡敏酸对2，4-D的吸附动力学曲线均是一个先快后慢的过程，吸附量基本一致，分别为0.39和0.42 μg·kg-1。

More carboxylic acid structure made the initial adsorption rate of 2,4-D on black soil humic acid much faster than on chestnut soil humic acid.

黑土胡敏酸结构中较多的羧酸类基团使黑土胡敏酸初始吸附速率比栗钙土胡敏酸大得多。

The moisture, ash, total humic acid and free humic acid of the brown coal were analyzed.

对褐煤水分、灰分、总腐植酸、游离腐植酸、进行了分析和评价。

The complex characteristics of brown humic acid lies the medium between those of fulvic acid and grey humic acid.

棕色胡敏酸对Hg络合特性介于富里酸与灰色胡敏酸之间。

The research aimed to study the acute and accumulative toxicity test of humic acid extracted from brown coal on mice, clarify the safety of humic acid extracted from brown coal.

［目的］从褐煤中提取腐植酸，研究腐植酸对小鼠急性及蓄积毒性试验，以阐明褐煤中提取的腐植酸是否具有安全性。

The brown coal of Luoci was oxidized to produce Humic acid, then the oxidized brown coal and the Humic acid were analyzed.

采用云南罗茨褐煤进行催化氧化，由氧化褐煤制备黄腐酸，并对其质量进行分析。

Whenthe dosage of modified humic acid was 0.8g,its removal rate on methyl violet was 98.34%.At 25℃,the effect of fitting the adsorption of modified humic acid to methyl violet by Frendlich equation was best.

当改性腐殖酸的用量为0.8g时，其对甲基紫的去除率达98.34%。25℃下，改性腐殖酸对甲基紫的吸附用Frendlich方程拟合效果最佳。

This experiment is field test of the typical gray desert cotton soil in Xinjiang, through using different quantity of humic acids in the foundation of the convention applying fertilizer. The investigation on the transformation of the soil available phosphorus and the inorganic phosphorus content with different cotton growth period in different depths and different distances from the cotton plant, the dynamic transformation of various shapes inorganic phosphorus as well as the influence of humic acids on the cotton yield was conducted.

试验为新疆典型灰漠土棉田田间试验，通过常规施肥基础上施用不同量腐植酸，研究棉花不同生育期距地表不同深度及距棉株不同距离土壤有效磷及无机磷含量变化、各形态无机磷间动态转化以及施用腐植酸对棉花产量的影响。

Breath, muscle contraction of the buttocks; arch body, as far as possible to hold his head, right leg straight towards the ceiling (peg-leg knee in order to avoid muscle tension).

呼气，收缩臀部肌肉；拱起身体，尽量抬起头来，右腿伸直朝向天花板（膝微屈，以避免肌肉紧张）。

The cost of moving grain food products was unchanged from May, but year over year are up 8%.

粮食产品的运输费用与5月份相比没有变化，但却比去年同期高8％。