Results 91 to 100 of about 90,085 (116)
该品种属耐盐品种,能在含盐1.0%-1.5%的氯化物-硫酸盐土壤上正常生长(出苗率达50%-100%),配一定比例的二铵及尿素,单产350千克,肥力较高土壤上达400千克以上,在北疆比一般小麦早熟10天左右,避免了干热风和小麦叶锈病的危害。该品种适于盐碱较重的中低产田、新开垦荒地及收复弃耕盐碱地种植,具有耐盐、抗旱、耐脊薄、适晚播到覆雪封雪冻前,是玉米 ...
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[Determination of cycloxaprid and paichongding residues in foods of plant origin by ultra performance liquid chromatography-tandem mass spectrometry]. [PDF]
Liu JJ +9 more
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[Research advances on conductive hydrogels and their applications in the repair of diabetic wounds]. [PDF]
Lyu Y, Chu WL, Chen Y, Li YJ, Ma XL.
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一种用于磷酸二氢铵生产的微反应系统,主要由微反应器、pH检测仪及流量调节元件组成,所述微反应器包括微通道反应器与微通道换热器,流量调节元件包含计量泵和管道流量调节阀门,pH检测点设置在微通道换热器出口端的微旁路。将液氨或氨水与磷酸溶液按化学计量比泵入微反应系统中进行反应生成磷酸二氢铵溶液,采用冷却水移出反应热。本发明的微反应系统体积小,过程响应快、易于控制,且移热速度快,解决了现有磷铵调配生产过程中的pH调控不稳定、响应滞后、高温尾气(氨气)排放多、环保压力大等问题,是一种能实现过程强化、安全、高效 ...
袁权, 陈光文, 李恒强, 焦凤军
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[Application and research progress of metal-organic framework materials in skin repair]. [PDF]
Ma S, Wu W, Liu H, Liu M, Xing F.
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[Inhibitory Activity of Flower Extracts from Salvia deserta Schang on Streptococcus mutans]. [PDF]
Wang LW +4 more
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以准噶尔盆地北部边缘囊果碱蓬为主的多汁盐柴类荒漠为研究对象,结合野外采样、植物群体和个体的调查统计,对春夏季土壤水盐动态变化及植被发生对水盐变化的响应进行了研究。结果显示,土壤水盐变化以春季表层土壤为最剧烈,自早春至夏季土壤水分呈现先升高,后降低的趋势,土壤盐分变化则相反;植物的发生在群体密度和个体存活率上表现先较高后下降的规律,这证明当地植被的发生与土壤水盐动态变化关系密切,在干旱区 ...
张希明, 李利, 何兴元
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[Advances in the application of ion chromatography-mass spectrometry in the fields of life and health]. [PDF]
Yi YX, Jin MC.
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[Progress in antibacterial coatings of titanium implants surfaces]. [PDF]
He X +8 more
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[Magnetic ion imprinting techniques for the separation and analysis of elemental speciation]. [PDF]
Pan Y +6 more
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