土壤的例句大全

This overall deterioration in soil structure is usually accompanied by a reduced nutrient retention capacity.

这种土壤结构的全面恶化,通常伴随着养份保持能力的降低.

Leave it overnight and see what soil contains.

把它静置一晚,然后观察看土壤含有什么.

All the water retained in a soil is not equally available to plants.

保留在土壤中的全部水分对植物的有效性是不一致的.

But so far, relevant studies on freezing-thawing events which frequently occurred in Qinghai-Tibet Plateau have not been reported.

但是，迄今为止，青藏高原长期频繁发生的冻融交替事件对土壤氮素的相关研究却一直未见报道。

Regional division and management of saline soil in huang, huai, hai flatlands

黄淮海平原盐渍化土壤的分区与管理

And the situation that the water unbalance in plant caused by soil water stress nimiety or high atmosphere humidity could seriously influence the plant growth 、 output and quality, is named as waterlogging.

而因土壤水分过多或过高的大气湿度引起植物体内水分失衡，进而严重影响植物生长发育、产量及产品品质的情况，称为水涝或涝害。

Tough sheaths push through the earth and do the backwork needed for the emergence, but the buds which then emerge in clusters are silken and delicate.

坚韧的叶鞘拱出了土壤，需要对突出体作辅助工作，但是随后出现在叶丛中的花蕾光润而娇嫩。

The heavy metals in Plants was significantly related with their bioavailable speciation in root zone soils. 5.

植物重金属含量与根区土壤中重金属水溶态+交换态含量极显著相关。

The widely accepted Bagnold type function to calculate threshold wind velocity or shear velocity was developed for dry sands.

在土壤风蚀研究中，Bagnold建立的干沙子的起动风速与沙粒粒径关系的表达式已被广泛接受。

Erosion Amount of Bahe River Valley in Xi'an Region

西安地区灞河河谷土壤侵蚀量研究

Because when plant exudated chemicals to environment, root is more directly contact with soil, water and received plant such as barnyardgrass ( BYG), the changes of root protein would be more sensitive.

鉴于植物体在释放化学物质中，供体根系与土壤，水分，受体植物如稗草等接触较为直接，其蛋白质变化更敏感，据此实验以供体水稻根系为主要研究对象。

There is a big stray current under the high voltage wires with a electric potential gradient of 1.3~ 1.5mV/m.

通过现场布点测试发现该区域土壤具有较强的腐蚀性，高压线附近存在强杂散电流，电位梯度为1.30～15.00mV/m；

Research on the Bacteriostatic Action of the Moulds in Special Soil

特殊土壤中霉菌抑菌作用的研究

Study on the Distribution of Vegetation and Soil in Ulan Buh Desert Wetlands

乌兰布和沙漠湿地植被与土壤分布规律研究

Preliminary Investigation on the Resources of Soil Animals in the Farm of Xinjiang University

新疆大学农场资源土壤动物调查初报

Microwave remote sensing is the most effective technique for soil moisture estimation.

微波遥感被认为是当前土壤水分监测中最有效的方法.

There are three main types synthetic soil conditioner available, derived from petroleum chemicals, the Tertiary period minerals and organic materials.

人工合成土壤结构改良剂可分为石油化工产品、第三纪矿物产品以及无机物与有机物相结合产品共三类。

The effect of leaf fall decomposition for 8 tree species on soil microorganisms was studied.

研究了8个树种凋落叶分解对土壤微生物数量和组成的影响.

The pH values of soil and the residual sodium carbonate ( RSC) do not change any more before and after seawater irrigation.

土壤的pH值在海水灌溉前后变化不大；残余碳酸钠（RSC）的变化也较小；

Zaw of Variation of Soil Respiration Rates in Warm Temperate Forests with Forest Types

暖温带森林土壤呼吸随林分类型及其微生境因子的变异规律