The characteristics and resilience of eroded sandy soils of Zhejiang province in the subtropics of China were studied.
对位于亚热带的浙江省侵蚀砂化土壤(粗骨土)的特性和复退性的研究结果表明:该地区侵蚀砂化土壤的特性有别于其他土壤,其养分并不十分缺乏,但其持水量低、土层薄、供水能力差、易旱,水分条件是影响这些土壤植被和肥力复退的关键。
Use level of DPC (N,N-dimthy piperidinium chioide) was conducted at seedling stage (about sixth leaf period), at pre-first water, and pre-second water of Upland cotton (CRI123) on cotton field of sand loam soil and clay soil.
对粘性土壤和砂性土壤棉田的陆地棉在苗期(约6叶期)、一水前、二水前缩节胺用量进行了研究。
This paper studied the effects of water-retaining agents on maize growth characters and biomass and soil nutrient transformation in sandy soil by pot experiment.
利用盆栽试验研究了砂薄土壤中施用保水剂对作物的生长性状及生物量和施入保水剂后对土壤养分转化与供应的影响,研究结果表明,施用保水剂能显著提高株高,增加总叶面积,增加作物的生物学产量和提高肥料利用率改变土壤的固、液、气相比,使之更趋于合理同时保水剂的施用使得土壤有效水贮量增加,在提高土壤田间持水量和速效钾含量的同时,也促进了土壤中有机物质分解与矿化,从而降低土壤中有机质的含
The paper systematically studied the effects of agronomic managementpractices(AMP) on the fertility of a infertile sandy soil by method of field trial andculture experiments.
本文采用大田试验和培养相结合的研究方法,系统的研究了农艺措施对砂薄土壤有机培肥效果的影响及机理,分析了土壤有机质腐解规律和转化特点,及有机培肥改良,肥料、灌水、化学试剂对有机质数量和质量的影响,以期对该土壤中不同农艺措施对有机质的质和量的影响机理和程度有进一步的认识,并为有机培肥提供科学依据。
Effect of humic acid on adsorption of hexavalent chromium in sandy soil;
腐殖酸对砂质土壤吸附Cr(VI)的影响
Analytical data for elements of Cu,Pb,Zn,Mo and V in sandy soil samples in the Proficiency Testing(PT) Program(CNAL T0242) held by the China National Accreditation Committee for Laboratory(CNAL) were studied.
对中国实验室国家认可委员会(CNAL)编号为CNAL T0242的砂质土壤中Cu、Pb、Zn、Mo、V五组分测试结果进行统计,采用稳健统计法,根据Z比分数评判各实验室的测试结果。
Study on the Soil Ecosystem of Amended with Mixture of Characterization Research of Three Solid Wastes in Baotou City, Inner Mongolia;
配施粉煤灰等三种废弃物改良包头砂化土壤生态特性研究
Borax is the compound commonly applied to the soil to correct boron deficiency.
硼砂是矫正土壤缺硼的常用硼化合物。
Spatiotemporal Variation of Soil Moisture Content in the Soft-rock Loess Gully
砒砂岩—黄土沟谷土壤含水量的时空变化
Effects of Different Fertilization Structure on the Content of Soil Nutrients in Double Cropping System of Wheat and Maize in Sandy Chao Soil
不同施肥制下砂土小麦-玉米轮作体系土壤养分的动态变化
Static Analysis Calculation of Improved Red Sandstone by EN-1 Soil Agent to Optimize the Structure of the Road
EN-1土壤固化剂改良红砂岩优化路面结构静力分析计算
From textural point of view, about30% soils are clayey,35% loamy and10% sandy while the remaining have variable texture.
从质地上看,约30%土壤是粘土,35%壤土,10%砂土,其余土壤质地庞杂。
Simulation study on copper and zinc release from contaminated sandy soils due to acidification
污染砂质土壤酸化对铜和锌释放影响的模拟研究(英文)
1. With the process of the sandy desertification in grassland, the contents of clay decreased.
1.随着草原沙漠化的加剧,土壤粘粒含量趋于减少,砂粒增多。
Study on Action Mechanism and Road Performance of Improved Red Sandstone by EN-1 Soil Agent
EN-1土壤固化剂改良红砂岩的作用机理与路用性能研究
Effects of Combination Chicken Manure with Chemical Fertilizers on Available Nutrients of Sandy Soil in Pear Orchards
鸡粪和化学肥料配施对砂质梨园土壤有效养分的影响
Spatial variability of soil properties and evaluation index for degradation in gold placer deposit mined land,Tibet plateau
西藏高原砂金矿迹地土壤特性空间变异及退化评判指标
Ameliorative Effects of a Kind of Bioreactant on Soil and Quartz
一种土壤生物反应剂改良土壤和石英砂的效果
Sandy soils along the coast have relatively large spaces between the sand grains.
沿海地区的砂质土壤,砂粒间的空隙也相对较大。
"a clay soil contains a large amount of clay, a sandy soil a large amount of sand, and a loam is a mixture of all groups. "
粘土含大量粘粒,砂土含大量砂粒,壤土是这4类土粒的混合体。
The soil is classified to tidal sandy soil, derived from river alluvium with sandy loam texture.
土壤分类为河流冲积土发育的潮汐沙土,砂壤土质地。
Effects of Watermelon Replanting on Soil Quality of Sandy Soils in Gansu Province
连作对甘肃砂地西瓜土壤质量的影响
The Application of HDPE Pipe to Sandy Soil
HDPE管在砂质土壤中的应用初探
Effects of Soil Colloids on the Transport of Napropamide Through Saturated Sandy Soils
土壤胶体对砂质土柱中草萘胺迁移的影响