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With the Tanghe Diversion Channel in Tibet as an example, the theoretical study on the ice control effect of the solar s......
Robinia pseudoacacia ’Idaho’ (Robinia×ambigua ’Idahoensis’, R. pseudoacacia×R. viscosa) modified by a mtl-D gene w......
The interaction between permafrost and atmosphere is accomplished through transfer of heat and moisture in the overlay ......
Winter means one thing to Beijingers: smog. Take a look at the role coal plays in the haze that is choking China.
Winte......
The impact of ambient particulate matter (PM_(10)) on the population mortality for cerebrovascular d
Objective To analyze the association between the concentration of ambient inhalable particulate matter(PM10) and populat......
The current elements of the Kuroshio in the East China Sea are analysed and discussed using the temperature-salinity an......
Venue: National Art Museum of China Dates: August 28-September 4 Sponsors: National Museum of China, Arts Service Center......
El Ni?o–Southern Oscillation(ENSO) events significantly affect the year-by-year variations of the East Asian winter mon......
A Comparative Study on the Dominant Factors Responsible for the Weaker-than-expected El Ni?o Event i
Anomalous warming occurred in the equatorial central-eastern Pacific in early May 2014,attracting much attention to the ......
Soil denitrification was studied in wheat-maize rotation cropping system on an aquic cambisol. Results showed that the N......
In this paper,field trials in two soils with different Nmin were conducted to study the effects of mineral N content (Nm......
Transmission of the Chromosome 1R in Winter Wheat Germplasm Aimengniu and Its Derivatives Revealed b
In order to clarify the transmission of the rye chromosome 1R in winter wheat germplasm Aimengniu and its derivatives, 1......
Effects of Tillage Practices on Water Consumption, Water Use Efficiency and Grain Yield in Wheat Fie
Water shortage is a serious issue threatening the sustainable development of agriculture in the North China Plain, with ......
在大田条件下,研究了不同施氮水平对豫麦49-198和兰考矮早八面粉色泽及面条品质的影响。结果表明,两品种面粉及面糊的色泽等级值（CG......
在青海省玛沁县乳品厂＂黑土型＂退化草地,引入13属30个草种,经4年淘汰,筛选出9属17个草种。其中,干草产量最高的是垂穗披碱草（Elymus n......
采用大田试验,于开花后1~11d分别设置遮光、渍水、遮光＋渍水复合胁迫3种逆境处理,研究了花后遮光渍水逆境对南京冬小麦光合特性及产......
一年两收粮草复种模式是西藏农牧结合的一条重要发展途径,本研究以冬青稞-箭舌豌豆(青饲玉米)复种模式为例,通过田间小区对比施肥......
【目的】研究不同冬季灌溉条件下新疆冬油菜越冬率、各生育期叶片数、叶面积指数、干物质积累以及根冠比,以分析不同冬灌条件下,对......
采用大田试验研究了休闲期不同施肥、不同覆盖对旱地小麦越冬期0～20cm土壤蓄水量、农艺性状、倒二叶POD和SOD活性、MDA含量的影响,......
为便于对县域尺度冬小麦进行精确氮肥调控,该文以安阳县冬小麦种植区为研究对象,在3S技术的支持下,利用定性和定量相结合的分析方......
以超优66冬小麦品种为材料,采用双因素设计,对不同施氮量和施氮方式下冬小麦农艺性状和籽粒蛋白质含量进行了分析比较.试验结果表......
分析气候变化对农业生产的影响,有利于制定相应的对策,保障粮食安全。在分析陕北地区1957—2013年气温、降水等气象因子变化趋势的......
UPVC（硬聚氯乙烯）加筋管由聚氯乙烯树脂挤出成型，属于柔性管材，具有水流阻力小、抗压能力强、重量轻、耐腐蚀、安装方便迅速、接口无渗......
主要介绍了隔热耐火衬里5℃以上环境施工，15℃-25℃养生和80℃～120℃低温干燥窑烘干的方法，同时解决冬期余热锅炉的生产问题。......
黑颈鹤与草海越冬期间共取食４７种植物。莎草科植物是主要食物，占７６．５４％，栽培植物仅占２．１４％。植物地一块茎是黑颈鹤取食的主要部位，占３５．１４％，其次为秆状茎，花......
【目的】针对关中地区冬小麦-夏玉米周年的生产特点,将垄沟集雨种植技术应用于作物周年生产,以期为冬小麦-夏玉米周年生产体系种植......
连续两年的钾肥施用量和氮、磷、钾肥配比试验表明,北方富钾土壤上,合理施用钾肥小麦增产效果显著。其增产机理有三:（1）基部一、二节......
利用多年多点高密度、大样本,不同土壤类型、不同作物和不同发育阶段10~50 cm土壤测墒资料及多年冬小麦、夏玉米生理观测资料,用建......
1.INTRODUCTION Acid rain observations show that acid cloud water in Shanghai region appears not only...
利用田间试验研究了不同喷灌均匀系数条件下的冬小麦耗水规律及喷 灌蒸发漂移损失。试验设置低、中、高喷灌均匀系数处理，喷灌均匀......
山西南部冬小麦主产区近半个世纪以来，由于多次品种更新，单产由20世纪50年代的634.5kg/hm^2提高到90年代的2701.5kg/hm^2，总产由73.7......
结合某工程施工的难点及重点,论述了热熔条粘法卷材施工措施,分析了防水混凝土冬季施工的相关措施及细部构造的处理方法,从而为地......
在长期定位施肥的基础上,主要探讨了长期施用秸秆与化肥在2006年对冬小麦产量及其穗部性状的影响。结果表明：冬小麦在施用不同量的......
为研究渍害对冬小麦生长发育及产量的影响，确定渍害指标，建立冬小麦渍害风险评估的技术体系。对多种气象资料、地理背景资料、冬小麦......
研究了负温高强泵送混凝土的负温硬化取及其配合比的设计要点与方法，并确定出Ｃ５￣Ｃ６０级负温高强泵送混凝土强度试配公式及其防冻剂掺量值计......
