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408篇 您的检索式:作者名="Makowski"
    题名 作者 年代 出处 被引量
1煤矸石充填复垦地理化特性与重金属分布特征显示文摘为研究煤矸石充填复垦地农作物产量达到最佳时的覆土厚度及煤矸石充填复垦地重金属分布状况,该文以新庄孜矿煤矸石充填复垦地作为研究对象,采取室外田间小区试验和室内试验分析方法,选取不同覆土厚度50~60,60~70,70~80,80~90 cm的4类试验地块及对照地块对其土壤理化性质及农作物根系分布、长势产量、重金属元素含量进行调查分析,发现复垦地块各项指标与对照地块差异显著,劣于对照地块;煤矸石充填基质土壤理化性质较差;70~80 cm的厚度是煤矸石充填复垦造地较经济合理的覆土厚度。煤矸石复垦地重金属元素有向上迁移的趋势;复垦土壤及煤矸石基质中Pb、Zn、Cr元素含量处于安全水平;大部分监测的Cu、Ni、Cd元素含量高于淮南土壤背景值,低于中国土壤环境质量标准二级标准,对复垦土壤已构成潜在的威胁性,应予以重视;覆土厚度50~60 cm地块的煤矸石基质中Cu、Ni元素含量处于安全水平,煤矸石基质中Cd元素含量高于淮南土壤土壤背景值,低于中国土壤环境质量标准二级标准,应予以重视。结果表明70~80 cm的厚度是煤矸石充填复垦造地最佳覆土厚度;新庄孜煤矸石充填复垦地重金属有向上迁移的趋势,复垦土壤中重金属含量符合国家二级标准,未出现重金属污染情况,但部分重金属元素含量高于淮南市土壤背景值,应予以重视。徐良骥 黄璨 章如芹 刘会平 严家平 Helmut Meuser Lutz Makowsky 2014农业工程学报2014,30,5:62
2基于粉煤灰基质充填覆土复垦的最佳覆土厚度显示文摘为研究粉煤灰充填复垦地种植农作物的经济产量达到最优时的最佳覆土厚度,选择淮南上窑粉煤灰场复垦地为研究对象,选取不同厚度覆土(A:<40 cm;B:40~55 cm;C:55~70 cm;D:>70 cm)的地块采样监测冬小麦的经济产量、根长密度、土壤含水量、土壤pH、土壤N,P,K营养元素含量等指标。实验结果表明:有利于冬小麦生长并得到最佳产量的适宜覆土厚度为55~70 cm,其土壤pH为8.15,N,P,K含量分别为6.272,26.253,143.76 mg/kg。综合评价结果表明该地块的表土具有较好的营养能力,土壤质量较好。徐良骥 许善文 严家平 MEUSER Helmut MAKOWSKY Lutz WEISS Eltje MAX Bjorn 2012煤炭学报2012,37,A02:13
3粉煤灰充填复垦地理化特性与重金属分布特征研究--以淮南洛河电厂粉煤灰复垦地为例显示文摘本文以淮南上窑储灰场中的粉煤灰充填复垦地为研究对象,选择粉煤灰复垦地与灰场周边非复垦区对照地块进行布点采样,在复垦地中分六层[H1(0~20cm)、H2(20~40cm)、H3(40~60cm)、H4(60~80cm)、H5(80~100cm)、H6(100~120cm)]分别采集土壤、粉煤灰样品并进行监测,对照地块按照同样方法采样监测,分析复垦地土壤理化性质和重金属的分布特征。研究结果显示,随着采样深度的增加,复垦地pH值从8.21到8.49呈递增的空间分布特征,各采样层pH值均高于对照地块;随着采样深度的增加,复垦地的含水量呈增加的空间分布特征,对照地块的含水量则是先增加后减少,粉煤灰基质具有良好的保水性能;养分含量在不同层位存在较大差异,粉煤灰复垦地速效氮、速效钾含量从H1至H6层呈现减少后增加的空间分布特征,在H3层处达到最小值16.23mg·kg-1、158.97mg·kg-1,复垦地各层位的速效氮含量均低于对照地块、速效钾含量均高于对照地块;复垦地与对照地块的速效磷含量均呈现先减少后增加再减少的空间分布特征,最大有效磷含量分别为10.01mg·kg-1、11.91mg·kg-1。对比土壤养分分级标准,复垦地土壤中速效氮、速效磷含量均处于缺乏水平,应增施磷肥、氮肥或有机肥以增加土壤养分。粉煤灰复垦地表层土壤和粉煤灰中的Cu、Cr、Pb、Zn、Cd、Ni等元素中Cr、Pb、Zn含量均低于淮南土壤背景值和中国土壤背景值,其中粉煤灰层中各重金属元素均处于土壤环境质量标准的二级范围内,其余各层位重金属元素除Cd均处于土壤环境质量标准的一级范围内;土壤中各重金属元素含量除Zn外均低于粉煤灰中的含量,且粉煤灰层中重金属有向表土迁移的趋势。徐良骥 许善文 杨秀芳 严家平 Helmut Meuser Lutz Makowsky 2012农业环境科学学报2012,31,12:13
4充填与非充填开采条件下煤矿沉陷区耕地土壤质量空间分布规律研究显示文摘为了研究煤矿井下充填开采是否能有效保护地表耕地土壤环境,保持土壤肥力,本文以皖北矿业集团公司五沟煤矿充填开采工作面与非充填开采工作面为试验区,在2个工作面对应上方地表分别划分试验区域和对照区域,进行采样、相关土壤指标检测及结果分析。试验区域(充填开采)包括:地表沉陷区坡脚B1处(点1?~点3?)、沉陷区坡面B2处(点4?~点6?)、沉陷区坡顶B3处(点7?~点9?);对照区域(非充填开采)包括:地表沉陷区坡脚A1处(点1~点3)、沉陷区坡面A2处(点4~点6)、沉陷区坡顶A3处(点7~点9)。每个区域分别在9个采样点内按照0~20 cm、20~40 cm和40~60 cm 3个土壤深度分层采集土样,对土壤理化性质以及该区域小麦株高和经济产量进行了测定和分析。试验结果显示,充填开采区域土壤碱解氮、有效磷、速效钾和有机质在3个土层的平均含量均高于非充填开采区域。试验观测期间,3月份B1处小麦株高小于A1处,5—6月B2和B3处小麦长势均优于A2和A3处,直至收割;小麦成熟时,充填开采区域经济产量高于非充填开采区。充填开采区域地块土壤含水量高于非充填开采区域。因此,本文认为充填开采比非充填开采更能保持开采区域上覆土壤的养分和水分。但与正常土壤背景值相比,充填开采区域上覆土壤仍存在某些营养元素(如有机质及磷元素)含量不足的问题,其作为农耕地需要加强人工活动的影响,如增施肥料、加强田间管理等。徐良骥 黄璨 章如芹 严家平 Helmut MEUSER Lutz MAKOWSKY 2014中国生态农业学报2014,22,6:5
5COMPARING PERFORMANCE OF CROP SPECIES MIXTURES AND PURE STANDS显示文摘Intercropping is the planned cultivation of species mixtures on agricultural land.Intercropping has many attributes that make it attractive for developing a more sustainable agriculture,such as high yield,high resource use efficiency,lower input requirements,natural suppression of pests,pathogens and weeds,and building a soil with more organic carbon and nitrogen.Information is needed which species combinations perform best under different circumstances and which management is suitable to bring out the best from intercropping in a given production situation.The literature is replete with case studies on intercropping from across the globe,but evidence synthesis is needed to make this information accessible.Meta-analysis requires a careful choice of metric that is appropriate for answering the question at hand,and which lends itself for a robust meta-analysis.This paper reviews some metrics that may be used in the quantitative synthesis of literature data on intercropping.Wopke VAN DER WERF Lizhen ZHANG Chunjie LI Ping CHEN Chen FENG Zhan XU Chaochun ZHANG Chunfeng GU Lammert BASTIAANS David MAKOWSKI TjeerdJan STOMPH 2021Frontiers of Agricultural Science and Engineering2021,8,3:2
6Inhibition of cyclooxygenase-2 indirectly potentiates antitumor effects of photodynamic therapy in mice显示文摘Makowski M Grzela T Niderla J 2003Clin Cancer Res2003,9,14:1
7Fatty acid binding proteins-the evolutionary crossroads of inflammatory and metabolic responses显示文摘Makowski L Hotamisligil G S 2004J Nutr2004,134,9:1
8查看详情显示文摘Gohil P Evans T E Ferron J R Moyer R A Petty C C Burrell K H Casper T A Garofalo A M Hyatt A W Jayakumar R J Kessel C Kim J Y La Haye R J Lohr J Luce T C Makowski M A Mazon D Menard J Murakami M Politzer P A Prater R Wade M R 0,,:1
9Fatty acid binding proteins The evolutionary crossroads of inflammatory and metabolic responses显示文摘Makowski L Hotamisligil GS 2004J Nutr2004,134,9:1
10Models of yield, grain protein and residual mineral nitrogen responses to applied nitrogen for winter wheat显示文摘Makowski D Wallach D Meynard J 1999Agronomy Journal1999,91,:1
11Diffractive elements with extended depth of focus 显示文摘MAKOWSKI M MIKULA G SYPEK M 2004SPIE2004,5484,:1
12Asymptotic optimality of the Round-Robin policy in multipath routing with resequencing显示文摘Tsoukatos K Makowski A 2006Queueing Systems2006,52,3:1
13Two-phase active contour method for semiautomatic segmentation of the heart and blood vessels from MRI images for 3D visualization 显示文摘MAKOWSKI P SORENSEN T S THERKILDSEN S V et ol 2002Com- puterized Medical Imaging and Graphics2002,26,1:1
14Concentrations of circulating matrix met-alloproteinasc 9 inversely correlate with autoimmune antibodies to double stranded DNA: Implications for monitoring disease activity in sysremic lupus erythematosus显示文摘Makowski GS Ramsby ML 2003Mol Palho12003,56,4:1
15Stochastic control of handoffs in cellular systems显示文摘Reazaiifar R Makowski A M Kumar S P 1995IEEE J Select Areas Commun1995,13,:1
16The Fork-Join Queue and Related Systems with Synchronization Constraints:Stochastic Ordering and Computable Bounds显示文摘Baccelli F Makowski A M Shwartz A 1989Advances Applied Probability1989,21,9:1
17Combined adipocytemacrophage fatty acid-binding protein deficiency improves metabolism, athero- sclerosis, and survival in apolipoprotein E-deficient mice显示文摘Boont JB Maeda K Makowski L 2004Arterio- scler Thromb Vasc Biol2004,110,11:1
18Vibration analysis of some important group frequencies of melamine derivatives containing methoxymethyl,and carbamate substituents: mechanical coupling of substituent vibrations with triazine rig modes显示文摘Larkin P J Makowski M P Colthup N B 1998Vibrational Spectroscopy1998,17,:1
19Inhibition of cyclooxygenase - 2 indirectly potentiates antitumor effects of photodynamic therapy in mice 显示文摘Makowski M Grzela T Niderla J 2003Clin Cancer Res2003,9,14:1
20Detection of Intra coronaryThrombus by Magnetic Resonance Imaging in Patients With Acute My-ocardial Infarction显示文摘Jansen C H Perera D Makowski M R 2011Circulation2011,124,41:1
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