soil compaction

Effects of soil compaction on the chlorophyll fluorescence parameters and growth of Malus hupehensis seedling;

土壤紧实度对平邑甜茶幼苗生长及叶绿素荧光参数的影响

Effects of soil compaction on grain yield and quality of wheat;

土壤紧实度变化对小麦籽粒产量和品质的影响

The results showed that the increase of soil compaction depressed plant height of cucumber seedling significantly after planting 15 days;the width and length of the forth leaf after fix planting 9～17 days increased;stem thickness of plants,biological yield,economic yield,economic coefficient and total absorptive capacity of .

6 g/cm3的土壤进行盆栽试验,研究了土壤紧实度对黄瓜生长、产量及养分吸收的影响。

Effects of soil compactness on ginger plant senescence.;

土壤紧实度对生姜植株衰老的影响

Responses of root activity and leaf photosynthesis to soil compactness stress were studied in cucumber plants grown in pots.

结果表明:当土壤紧实度增大时,黄瓜根系重量减小,活力下降。

Pot experiments were condueted on both sandy and clay soils treated with different bulk densities to investigate the effect of soil compactness on cotton (G.

３ｇ／ｃｍ３是棉花形成高生物学产量、较高经济系数，从而达到最高经济产量的理想土壤紧实

Effects of soil compaction stress on photosynthesis,chlorophyll fluorescence parameters of cucumber (Cucumis sativus L.) leaves

土壤紧实胁迫对黄瓜叶片光合作用及叶绿素荧光参数的影响

The MASW method used in soil compaction study;

多道面波分析方法在测量土壤压实度方面的应用研究

A real-time measuring system of soil compaction;

车载行进式农田土壤压实度实时测量系统

Soil compaction is a natural phenomenon which causes atmosphere and water to be not able to flow freely in soil because of the losing of pores among soil granules.

本文旨在寻找测量土壤压实度的新方法。

The soil density and humidity before and after the bed-irrigation sowing changed knowing from analyzing the data of them.

通过对施水前后土壤坚实度与土壤含水率测试数据分析,表明用本播种机施水后可改变土壤坚实度与含水率。

The soil density and humidity before and after the bed-irrigating sowing changed knowing from analyzing the Data of them.

通过对施水前后土壤坚实度与土壤含水率测试数据分析,结果显示,施水后改变了土壤坚实度与含水率。

Effect of Soil Compactness on Growth and Physiological Characteristics of Ginger;

土壤紧实度对生姜生长及生理特性的影响

The Effect of Soil Compaction on Root Growth and Root Activity of Malus prunifolia Seedlings

土壤紧实度对楸子幼苗根系生长及活力的影响

Effect of soil compaction on root characters and nitrogen metabolism of potted seedlings of Pingyitiancha (Malus hupehensis)

不同土壤紧实度对平邑甜茶根系特征及氮代谢的影响

Spatial-temporal variability of soil hardness and effect of soil hardness on other soil properties in rotary tillage in Guanzhong farmland

关中地区耕作方法与土壤紧实度时空变异及其效应分析

Effects of Soil Compaction on Photosynthetic Parameters and Water Use Efficiency of Malus hupehensis Seedling

土壤紧实度对甜茶幼苗光合参数和水分利用率的影响

Soil compaction may limit horizontal root extension.

土壤的紧密度能限制水平根的扩展。

Soil water evaporation and its maths simulation under compaction stress condition

紧实胁迫条件下土壤水分的蒸发及数学模拟

soil consistence

土壤结持度, 土壤稠性

The soil contracts upon drying.

土壤会由于变干而紧缩。

Vibratory Acceleration and Soil's Compaction Status Connection Analysis

振动加速度与土壤压实状况关系分析

Their roots hold the soil tightly together.

这些植被的根茎能将土壤紧紧地抓住，

EXPERIMENTAL INVESTIGATION ON SOIL TEMPERATURE RESTORATIVE CHARACTERISTICS FOR SOIL SOURCE HEAT PUMP IN INTERMITTENT COOLING OPERATION

土壤源热泵制冷间歇工况土壤温度响应实验研究

Effects of soil compaction stress on photosynthesis,chlorophyll fluorescence parameters of cucumber (Cucumis sativus L.) leaves

土壤紧实胁迫对黄瓜叶片光合作用及叶绿素荧光参数的影响

The Embedded Long-range Monitoring System for Edaphic Temperature and Humidity in Forest

森林土壤温湿度嵌入式远程实时监测系统

(used of soil) compact and fine-grained.

（用来指土壤）紧密而且颗粒细微。

Comparative Experiment of Finger Flow of Homogeneous Soil and Layered Soil

均质土壤及层状土壤的指流对比实验

compactness, compactedness

紧密性,紧密度,密实度,充实度

Measure sediment temperature at intervals of 5 m by inserting the soil thermometer into the sediment.

沿样条每隔5米用土壤温度计量度土壤温度。