Greenhouse Gas Mitigation and Yield Response to Biochar-Microbial Amendment in Saline-Alkali Soil [PDF]
[Objective] To investigate the effects of combined application of biochar and microbial fertilizer on greenhouse gas emissions and sunflower yield in saline-alkali soil under plastic film mulching and drip irrigation.
JI Wentao +6 more
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Особенности перевода геологических терминов с русского языка на китайский (лексикографический аспект) [PDF]
, 2016 Цель работы – выявление особенностей перевода геологических терминов с русского на китайский язык. В процессе исследования были решены следующие задачи: охарактеризованы особенности терминообразования в китайском языке, изучена проблематика научно ...
Казарян, Арегназ Арсеновна
core
Modulation of salt tolerance in Echinochloa frumentacea by foliar spraying of epibrassinolide [PDF]
[Objective] Soil salinization seriously affects the growth, development, and yield of the forage grass E. frumentacea. We aim to investigate the regulatory effects of epibrassinolide (EBR) on salt tolerance of E. frumentacea and its mechanism, in order
HANG Jiahui +3 more
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Preparation and response surface optimization of lightweight porous structures [PDF]
As a new type of building material structure, the porous structure still faces problems such as inaccurate optimal ratio and poor compatibility with plants, which affect its application.
Kai HE +7 more
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Shuitu Baochi Xuebao, 2011 在环渤海地区采用咸水播前造墒方式,研究不同土层的水盐运移规律以及土壤含盐量周年变化,为确定合理的灌溉指标提供理论依据和技术参数。结果表明:在不同的土壤含水量条件下,土壤剖面的水分和盐分分布呈现显著差异,其中0-60cm和0-40cm土层分别是土壤水分和盐分的易变层;土壤含盐量不仅和土壤水分存在密切关系,而且随着灌溉水矿化度的增加而增加;为实现土壤可持续的生产力水平,土壤盐渍化状况应控制在轻度水平,从这个意义上讲,灌溉水矿化度最好控制在6g/L以下。咸水播前造墒方式有效扩大了咸水的可利用范围。
冯棣 +5 more
doaj
A key technology for synergistic backfilling of coal-based solid waste and high-salinity wastewater [PDF]
Background and Objective Limited by locations, as well as economic and technical levels, most of the coal-based solid waste is still accumulated in the form of open-air landfills without treatment, thus occupying large quantities of land resources and ...
Boqiang WU +9 more
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Shuitu Baochi Xuebao, 2020 针对滨海盐渍化稻田土壤根系易受盐碱胁迫、磷素养分含量及有效性低的问题，采用田间微区试验研究磷肥与硅肥配施对滨海盐渍化稻田土壤水稻根系生长、土壤磷素含量、水稻磷营养、产量及经济效益的作用。试验采用双因素设计，磷肥设2个水平：P1，P2O5 64 kg/hm2；P2，P2O5 128 kg/hm2；硅肥分土施和喷施，土施设3个水平：Si1，SiO2 0 kg/hm2；Si2，SiO2 60 kg/hm2；Si3，SiO2 120 kg/hm2；Si4为叶面喷施SiO215 kg/hm2。结果表明 ...
娄金华 +5 more
doaj
Research on soil improvement and engineering application under mixed application of environmental materials in alpine mining areas [PDF]
To address the issues of inadequate topsoil structure, soil erosion, and low soil fertility in the reclamation of alpine mining areas. Taking Qinghai West Copper Mine as an example, this study investigates the impact of three materials—sheep manure(A ...
Jie REN +4 more
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Advances in research on technologies for large-scale coal gangue utilization for green mine construction [PDF]
BackgroundThe coal gangue, a solid waste, features high production and a continuous increase in the amount piled in China. The long-term piling up of coal gangue will cause the waste of land resources and environmental pollution in mining areas.
Dawei XIE +4 more
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Shuitu Baochi Xuebao, 2005 研究塔里木河中下游湿地及其周边土壤理化性状,包括土壤粒度组成、土壤水分、盐分、pH和养分的空间异质性结果表明:大范围分布的土壤质地以沙质或粉沙质壤土为主,少数属壤质沙土或粉沙土,不同类型土地或植被条件下土壤粒度组成存在差异;土壤水分的空间分布特征反映了塔里木河中下游湿地的旱化现象;广泛分布的盐土、盐渍化土和碱化土表现出对植物生长发育的明显胁迫作用;土壤有机质、全N和全P总体贫乏,全K含量较高,反映了干旱区湿地土壤的特点。
钱亦兵 周华荣 赵锐锋 张立运 李国振 热甫开提
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