黄棕壤
- 网络yellow-brown soil;yellow brown soil;yellow brown earth;Typicyellow-brownearth
-
将该模型应用于土壤体系,上述参数较好地解释了金属Cu、Zn在红壤、黄棕壤、灰潮土上的吸附特点。
The model was applied to the adsorption of Cu and Zn on red soil , Yellow-brown soil and grey chao soil .
-
第二部分:在恒温和除氧封闭条件下,通过批式试验研究了红壤、黄棕壤和黑钙土三种土壤对硫化物还原Cr(Ⅵ)的反应动力学。
In chapter ⅱ, at constant temperature and in anaerobic conditions , the kinetics of chromium (ⅵ) reduction by sulfide was studied in three soils ( red soils , yellow-brown soil , chernozem ) in batch experimental systems .
-
pH对黄棕壤重金属解吸特征的影响
Effect of pH on desorption of heavy metals from yellow brown earth
-
不同pH下黄棕壤镉的吸附-解吸特征
The characteristics of adsorption-desorption of Cd in yellow brown earth with pH
-
应用X射线衍射和化学分析等手段研究了红壤、砖红壤和黄棕壤中氧化铁类型及其与磷吸附和解吸的关系。
The types of Fe oxides and their relation to phosphate adsorption or desorption on clay fractions were investigated by means of XRD and chemical analysis methods .
-
黄棕壤吸附磷酸根后对Cu2+吸附反应的速率下降;
After phosphate adsorption , for yellow brown soil , the rate of Cu2 + secondary adsorption reaction decreased ;
-
不同处理下淋溶五次以后,棕红壤淋出液pH低于黄棕壤,可能与土壤pH与CEC含量有关。
After five leaching , leaching solution pH of brown-red soil was lower than yellow-brown , which may be related to the content of pH and CEC in the soil . 3 .
-
在连续盆栽水稻、小麦的过程中研究了加入黄棕壤的Cu、Cd、Pb的毒性(发光细菌法)。
The toxicity of yellow-brown earth added with Cu , Cd , or Pb was researched using the MICROTOX method in the process of successively growing of paddy and wheat in a pot experiment .
-
它导致黄棕壤Al-P减少,O-P和Ca-P增加;
As for yellow brown soil , Al-P decreased , while O-P and Ca-P increased .
-
结果表明:经过14d培养后,茶叶轻微降低红壤和盐土的pH,对黄棕壤的pH没有影响;
After 14 d incubation with tea powder and rice straw powder red soil and salt soil showed a slight decrease in the pH value , while yellow brown soil remained the original pH value .
-
本试验结果表明:在黄棕壤、两合土、沙土3种土壤中均有VA菌根真菌的存在,都以球孢霉属(Glomus)为主,以Gl。
The results of the study showed that VA mycorrhizal fungi were present in all 3 soils . Most species belong to the genus Glomus with Gl .
-
采用批次吸附试验和土柱淋洗试验,研究了绿肥和污泥中水溶性有机物(DOM)对除草剂草萘胺在黄棕壤和石灰性潮土上吸附和迁移影响。
Batch adsorption and column experiments were conducted to measure the sorption and leaching of napropamide in soils in the presence of DOM derived from green manure ( GM ) and sewage sludge ( SS ) .
-
在施用有机酸盐时,不同土壤中各无机磷组分对植物吸磷的贡献不一,黄棕壤上以Al-P和Fe-P为主,水稻土上以Fe-P和O-P为主。
For the yellow brown soil , Al-P and Fe-P were the main forms . For the paddy soil , Fe-P and O-P were the main ones .
-
利用模拟淋溶实验测定了中国几种土壤(砖红壤、赤红壤、红壤、黄棕壤和紫色土)的风化速率,并研究了土壤pH值和降水量对土壤风化速率的影响。
Through simulated leaching experiment , weathering rates of several soils ( including latosol , lateritic red earth , red earth , yellow brown soil and purplish soil ) in China , as well as the effects of soil pH value and precipitation rate on soils weathering , were studied .
-
土壤经外源铜人培30d后,恒电荷黄棕壤最接近自然污土中的Cu形态分布,但人培污土可溶态Cu含量偏高。
When the exogenous copper was added into soil , after 30d , the Cu formation distribution of constant charge soil was close to that of natural soil , but in man-made Cu soil , the content of soluble Cu was higher .
-
从粘粒矿物组成和SiO2/Al2O3,判断,皖南山地上部不存在山地黄棕壤和山地棕壤。土壤垂直带谱主要由黄红壤和黄壤构成。
Judging by the characteristics of the composition of the clay minerals and the silica-alumina ratios of clay , there are no mountain yellow-brown soil and mountain brown earth on the upper parts of the mountains in the southern Anhui Province .
-
黄棕壤中,与PEF的CPMI值相比,GM、FYM和FYM+NPK3个处理分别提高了50%、45.9%和21.9%,NPK和CK处理分别下降了6%和38.1%。
In yellow brown soil , the CPMI of GM , FYM , FYM + NPK increased by 50 % , 45.9 % and 21.9 % , compared with reference , while that of NPK and CK decreased by 6 % and 38.1 % , respectively .
-
在黄棕壤上,上海青对DBP/DEHP的BCF值介于0.061~1.041之间;而在红壤上,BCF值均大于1.0(介于1.175-15.695之间),具有一定的生物富集作用。
The BCF values of DBP / DEHP in yellow brown soil-Brassica campestris system ranged between 0.061 ~ 1.041 . The BCF values were greater than 1.0 ( ranging between 1.175 ~ 15.695 ) in red soil , with a certain degree of bioconcentration effect .
-
在酸性黄棕壤上,研究了种子钼对冬小麦幼苗NRA(硝酸还原酶活性)、拔节期地上部干物质重和小麦子粒产量的影响。
The influences of seed molybdenum on nitrate reductase activity ( NRA ) in seedling stage , shoot dry matter in stem elongation stage and grain yields in harvesting stage were compared with molybdenum application among 34 winter wheat cultivars grown on acid yellow brown earths .
-
三种农药的降解实验结果表明,联苯菊酯、氯氟氰菊酯和溴氰菊酯在南京黄棕壤中的降解半衰期分别为63.59d,16.95d和10.61d,均属低残留农药。
The degradation experiments indicate that the half-life values of bifenthrin , cyhalothrin and deltamethrin in the snuff soil of Nanjing are 63.59d , 16.95d and 10.61d respectively , they are all low-level residue pesticides .
-
结果表明:(1)从赤红壤、红壤到黄棕壤,永久负电荷量(CECp)趋于增大,主要与土壤的粘土矿物组成和粘粒含量有关;
ResultS showed that : ( 1 ) From lateritic soil , red soil to yellow brown soil , the Permanent negative charge amount ( CECp ) which chiefly relates to soil clay mineral composition tends to increase ;
-
大围山土壤分布自下而上依次为山地红壤、山地黄壤、山地黄棕壤和山地灌丛草甸土,在海拔1100m以上的山间盆地和凹地间有草甸、沼泽土分布。
Soil distribution from the foot to the top were : mountain red soil , mountain yellow soil , mountain yellow-brown soil and mountain meadow soil . Above the 1100 m of absolute altitude of the intermountain basin is bog soil .
-
主要研究结果如下:(1)采用批量平衡试验法,研究了模拟根系分泌物(ARE)及其低分子量有机酸(LMWOA)、氨基酸和糖等组分对黄棕壤吸附菲的影响。
Main results are shown as follows : ( 1 ) The sorption of phenanthrene by Typic Paleudalfs was investigated in batch experiments designed to explore the effect of typical root exudates by addition of ARE , low-molecular-weight organic acids ( LMWOA ), amino acids and fructose .
-
其中黄棕壤与黄壤是全县主要植烟土壤类型。
Yellow-brown soil and yellow soil is the main tobacco-growing soil .
-
新洲黄棕壤盆栽小麦肥料效应的研究
Fertilizer Effects on Wheat in Pot with Xinzhou Yellow Brown Earth
-
用田间和室内实验,研究了黄棕壤和灰潮土在水旱轮作下的磷吸附特性及其影响的因素。
Phosphorus sorption characteristics of soil were studied in this paper .
-
黄棕壤性水稻土镉临界浓度的研究
Study on the critical cadmium concetration IN-YELLOW Brown Earth Paddy Soil
-
稀土元素在黄棕壤中的形态分配和转化
Distribution and Transformation of Rare Earths in Yellow Brown Earths
-
过氧化氢对铬在黄棕壤中电动过程的影响
Electrokinetic processes of chromium in yellow brown soil as affected by hydrogen peroxide
-
施加不同电压对铬污染黄棕壤电动过程的影响
Electrokinetic treatment of a chromium contaminated yellow brown soil as affected by voltage