Nitrogenase activities of 51 Bacillus polymyxa strains were studied by acetylene reduction tests.
用乙炔还原法，研究了从作物根际分离的５１株多粘芽孢杆菌的固氮作用，结果表明：２８株在有氧条件下培养能合成固氮酶并固氮，其中ＨＷ－１菌株固氮酶活性达７８。
In which,4 strains(coded with X1,X2,X3 and X4) with higher nitrogenase activity were finally identified and studied by using acetylene reduction assay with gas chromatogrphy.
从西安地区单播草坪匍茎翦股颖的根际分离到固氮菌株188株,通过气相色谱仪,利用乙炔还原法最终筛选出4株固氮酶活性较高的菌株进行固氮菌部分特性测定及初步对菌株进行鉴定。
acetylene reduction test
乙炔还原试验[检查生物体的固氮能力]
Mechanistic Study of NO Reduction by Acetylene on ZSM-5 and Selective Catalytic Reduction of NO by Acetylene over Y/HZSM-5;
ZSM-5型分子筛上乙炔还原NO的机理探讨及Y/HZSM-5上的NO还原研究
The reading of symbiotic N fixation from acetylene reduction method in vivo were remarkably higher than those from the method in vitro.
所测共生固氮值极显著,高于乙炔还原离体方法估测值;
The results in three years indicated that the method of acetylene reduction in vivo was move fast, convenient, simple and reliable.
经三年实验表明,乙炔还原活体测定共生固氮的方法是快速、灵敏、简便、可靠的。
The Effect of Crystal Size on Selective Catalytic Reduction of NO_x by Acetylene over Zeolites;
沸石的晶粒度对乙炔选择催化还原NO_x的影响
Selective Catalytic Reduction of NO_x by Acetylene over Zirconium Based Zeolites in Lean-burn Condition;
锆基催化剂上乙炔选择催化还原NO_x研究
Selective Catalytic Reduction of NO_x by Acetylene Over Cerium Based Zeolites;
乙炔为还原剂在Ce基催化剂上选择催化还原NO_x的研究
Selective Catalytic Reduction of NO_x by Acetylene over Mordenite-based Catalysts;
MOR分子筛基催化剂上乙炔作还原剂选择催化还原NO_x的研究
ELECTROCATALYTIC REDUCTION AND ELECTROINITIATED POLYMERIZATION OF ACETYLENE ON COPPER/GRAPHITE ELECTRODES
乙炔在铜/石墨阴极上的电催化还原加氢和电引发聚合
Selective Catalytic Reduction of NO_x by Acetylene over Tungsten Based Zeolites Catalyst in Lean-burn Condition;
钨基分子筛催化剂上乙炔选择催化还原NO_x的研究
Selective Catalytic Reduction of NO_x by Acetylene over the Ce-HY and MoO_3/HZSM-5 Catalysts;
Ce-HY与MoO_3/HZSM-5催化剂上乙炔选择催化还原NO_x的研究
Mechanism Study on Selective Catalytic Reduction of NO_x by C_2H_2 over ZSM-5 and Ferrierite Based Catalysts
乙炔在ZSM-5和ferrierite基催化剂上选择还原氮氧化物的机理研究
DETERMINATION OF VANADIUM IN STEEL BY ATOMIC ABSORPTION SPECTROSCOPY WITH AN OXYGEN SHEATHED AIR-ACETYLENE FLAME
氧屏蔽空气-乙炔火焰原子吸收测定钒
Analysis on reasons of acetylene cleaning failure and pipe deposit
乙炔清净失效和管道结垢的原因探析
Deactivation of PdCl_2/C Catalyst in Hydrochlorination of Acetylene
乙炔氢氯化PdCl_2/C催化剂失活原因分析
desogestrel ethinylestradiol
脱氧炔诺酮乙炔雌二醇
autogenous cutting
(乙炔)气割，氧炔熔化
Nitrification Inhibition by High Concentration Acetylene in Straw-amended Soil
较高浓度乙炔对秸秆还田土壤硝化作用的抑制