土壤酸度

不同养分比较，交换性Ca和Mg以及有效P含量比其它养分更容易受到土壤酸度的影响。

As for nutrient type , the content of exchangeable Ca , exchangeable Mg and available P are more significantly correlative with soil acidity than other nutrients .

研究发现，除单施过磷酸钙外，其它改良剂处理都能降低两个园区的土壤酸度，改良剂处理均降低了土壤中Pb、Cd的生物有效性，进而降低果品中的Pb、Cd含量。

The study showed that all ameliorant treatments could decrease soil acidity in loquat garden and peach garden except the treatment of superphosphate , ameliorant treatments decreased the bioavailability of Pb , Cd in soil , and reduced the contents of Pb , Cd in fruits .

土壤酸度增加，既可增加Al-F的络合程度，也可提高氟的吸附量，因此可一定程度上减少氟在土壤中的活性和生物有效性。

An increase in soil acidity may increase F adsorption on soil particles and the extent of Al-F complexation , consequently decreasing the activity and bioavailability of F in F-contaminated red soils .

三种植物物料对两种茶园土壤酸度的改良效果

Amelioration Effects of Three Plant Materials on Acid Tea Garden Soils

调节土壤酸度对烤烟生长和品质的影响

Effect of soil acidity adjustment on growth and quality of tobacco

成都平原土壤酸度特征及其影响因素

Study on Soil Acidification and Influencing Factors in the Chengdu Plain

保护地土壤酸度特征及酸化机理研究

Acidity Characteristics and Acidification Mechanism of Soils in Protected Fields

植物残茬对土壤酸度的影响及其作用机理

Effect of plant residues on soil acidity and its mechanisms

石灰、钙镁磷肥对烤烟生产及土壤酸度调节的影响

Influence of lime and serpentine-fused phosphate on tobacco production and soil acidity regulation

外源镧在红壤中的有效性及其对土壤酸度的影响

Availability of Exogenous Lanthanum and its Effect on Soil pH in Red Soil

大麦生长与土壤酸度的关系

Growth of barley in relation to soil acidity

落叶松人工林土壤酸度变化与无机磷形态的关系

Soil acidity change of Larch plantations and relation between change and inorganic phosphorus types

土壤酸度的调节对烤烟养分吸收、干物质积累的影响

Effects of soil acidity adjustment on nutrient absorption and dry matter accumulation in tobacco

土壤酸度对重金属形态分配的影响

Effect of soil acidity on distribution and chemical forms of heavy metals in soil

氮形态转化对豆科植物物料改良茶园土壤酸度的影响

Effect of Legume Plant Materials Ameliorating Tea Garden Acid Soil as Affected by Nitrogen Transformation

氮和硫的排放物是造成土壤酸度和环境污染的两大主要来源。

Both nitrogen and sulphur emissions are major contributors to soil acidity and environmental pollution .

茶树叶和刺槐叶对茶园土壤酸度的改良效果

Amelioration Effect of Tea Tree Leaves and Acacia Leaves on the Acidity of Tea Garden Soils

对土壤酸度的影响按大小顺序为Al+CdAlCd。

The effect on soil acidity order was as follow : Al + Cd Al Cd .

还要对草皮进行施肥，如果土壤酸度过大，还要施以石灰。

Sod should also be fertilized . And it should be treated with if the soil is

甜菜需要的土壤酸度应在6到7.5之间。

Beets need the acidity level in the soil to be six to seven and a half .

而生根粉处理烟株也由于旺盛生长，根系分泌物增加，造成土壤酸度也较对照略有下降。

While ABT also made soil acid declined for thrive growth of tobacco and increased of roots secretion .

近20年来太湖流域典型地区土壤酸度的时空变异特征

Spatial and temporal variability of soil acidity in typical areas of Taihu Lake region in the last 20 years

主要研究结果如下：1、翻施石灰可以有效降低土壤酸度。

The major results are as follows : 1 . Soil acidity was greatest decreased in the incorporated lime treatment .

各年龄阶段森林根际土壤酸度与根际土壤有机磷形态相关密切。

In rhizosphere soil , there was a strong correlation between soil acidity and organic phosphorus types in all development stages .

植被对氮和盐基阳离子的吸收是除酸沉降外另一个重要的土壤酸度来源。

Vegetation uptake of nitrogen and base cation , as well as acid deposition , is an important source of soil acidity .

土壤酸度影响到桑树植株体内的酸度，酸环境有助于可溶性蛋白质含量的增加。

The soil acidity affected on acidity inside mulberry plant body . Acid environment inside plant body promoted the soluble protein content increasing .

在陕南地区若通过根部施铝肥来提高茶区茶叶品质时，无需人为来调节土壤酸度。

There is no need addingS in order to improve the tea qualities by Al applied in soil in south of Shaanxi province .

对半个世纪以来不同土地利用方式下土壤酸度变异以及不同降雨区土壤酸度变异进行了研究。

Variation of the soil acidity in different land use field and different rainfall precipitation regions in the past half century was studied ;

含硫及含氯化肥对湘南水田土壤酸度和养分有效性的影响

Effects of so_4 ~ ( 2 - ) and cl ~ - fertilizers on soil acidity and nutrient availability of paddy in southern Hunan Province

土壤酸度和铝形态含量的层间差异较为显著，多数随深度增加呈逐渐上升的趋势。

Significant vertical difference of soil acidity and contents of Al forms existed in the ASS and most of them were increased along with the increasing of depth ;