clay impoverishing

Transfer function model for simulating nitrate leaching in soil from applied and indigenous nitrate in transient flow Ⅰ.lysimeter test;

考虑残留氮对非稳定流场硝态氮淋失贡献的传递函数模型 Ⅰ.地中渗透计验证

Effect of soil inorganic nanometer-particle on the leaching and migration of nitrogen;

土壤无机纳米微粒对土壤中N素的淋失与迁移作用的影响

Phosphorus status and index for predicting environmental risk of phosphorus leaching in typical vegetable soils of Hangzhou;

杭州市郊典型菜园土壤磷素状况及磷素淋失风险研究

Leaching loss of nitrate from semiarid area agroecosystem;

半干旱地区农田生态系统中硝态氮的淋失

Results revealed that leaching loss amounts of ammonia nitrogen,nitrate nitrogen,inorganic nitrogen and total nitrogen all decreased with increase of pH values of the simulated acid rain.

通过土柱模拟淋洗试验,研究了施用等量有机复合肥条件下,不同酸度模拟酸雨对赤红壤氮磷淋失特征的影响。

High NO_3~--N concentration in paddy field and fertilizer application are the main reasons of the heavy N leaching loss at the first few days of immerging.

在大田条件下研究了稻田土壤渗漏水中氮素淋失规律。

The cause for lose tack of thermoplastic elastomer pressure sentsitive adhesive is researched, the effect styrene content in base material, content, shape, storage life of tackifier, aromatic petroleum resin, plastifier etc and adhesive line thickness on lose tack resistance are discussed.

研究了以热塑性弹性体为基料的压敏粘合剂失粘的原因。

CLAY COMPOSITION AND FERTILIZER CONSERVATION PRDPERITITY OF RED SOIN AND YELOW SOILS IN THE SOUTHWEST;

西南红、黄壤粘粒组成及土壤保肥性能的研究

Comparison of clay mineral content variations in clay-size portions and bulky completely decomposed granite;

全风化花岗岩全岩和粘粒中粘土矿物含量变化对比

Enrichment factors were calculated to analyze the PAHs enrichment trend at different depths of soil, and the influences of soil total organic carbon (TOC) and clay contents on vertical distribution of PAHs in soils in Tianjin area were discussed.

研究了天津地区土壤中有机碳(TOC)和粘粒含量对多环芳烃(PAHs)纵向分布的影响,利用相对富集系数分析了PAHs在不同土壤深度的富集趋势。

Effects of Plant Debris Leachates on Ca~(2+) Leaching from Soil Column

植物残体分解液淋洗对土柱Ca~(2+)淋失量的影响

Effects of Fertilization on Nitrogen Leaching from Hillslope Cropland of Purple Soil

施肥对紫色土坡耕地氮素淋失的影响

Nitrogen Transference and Leaching Loss in Growth Period of Wheat in Purple Soil

小麦生长季氮素在紫色土中的迁移和淋失

Study on Phosphorus Accumulation and Leaching in Loess Soil Under Long-term Fertilization Condition;

长期施肥条件下塿土磷素累积与淋失研究

Studies on Phosphorus Status and the Risk of Phosphorus Leaching in Vegetable Soils;

蔬菜地土壤磷素状况及其淋失风险研究

Effects of Polyacrylamide Application on the Nitrogen s Move and Eluviation in Purple Sloping Field;

PAM对紫色土坡地氮素迁移淋失的控制效应

Nitrate Leaching and Nitrogen Use under Wheat and Maize Plantation;

小麦—玉米栽培条件下的硝酸盐淋失与氮素利用

Effects of Soil Cornstalk Fertilization on Nutrient Leaching in Soil Macrospore Flow;

秸秆培肥土壤对大孔隙流中养分淋失的影响

Studies on Nitrogen Transformation and Leaching of Vegetable Soil in Wuhan Suburb, China

武汉城郊菜地土壤氮素的转化与淋失研究

Application of DNDC model in estimating cropland nitrate leaching

DNDC模型在农田氮素渗漏淋失估算中的应用

Simulating Soil Water Drainage and Nitrogen Leaching in Tianranwenyanqu Basin

天然文岩渠流域土壤水分渗漏和氮素淋失模拟

A New Method for Rapid Determination of Leaching Loss Rate of Nanoseed-coating Formulation

一种快速测定纳米种衣剂淋失率的新方法

Nitrogen Leaching Loss of Controlled-Release Fertilizers on Ryegrass Turfgrass

控释肥在黑麦草草坪中氮素淋失的研究

The Effects of Black Carbon on Growth of Maize and the Absorption and Leaching of Nutrients

黑碳对玉米生长和土壤养分吸收与淋失的影响

It would appear that the inputs are insufficient to offset the mobilization and leaching of calcium from the topsoil.

钙的转入量看来不足以补偿从表土中活化和淋失的钙。

fresh andor rain water damage

淡水和雨淋损淡水和或雨淋损失

pressure-loss operated deluge valve

压力损失动作的雨淋阀

the branch of medical science that studies the blood and lymph vessels and their disorders.

医学中研究血管和淋巴腺及其失调的分支。