选用24%氨氯吡啶酸水剂对灌木进行对照试验。
The controlling test was carried out to the shrub with 24% picloram.
选用24%氨氯吡啶酸水剂,对林地一年生及多年生阔叶杂草、灌木进行防除试验。
The controlling test was carried out to the annual and perennial broadleaved weed and shrub on forestland with 24% picloram Sc.
除atp外,由这些自养生物进行的CO2固定,需要还原的吡啶核苷酸。
The fixation of CO2 carried out by these autotrophs, in addition to ATP, requires reduced pyridine nucleotide.
本文用2-氯-5-氯甲基吡啶经氨基化,和N-氰基乙亚胺酸乙酯反应,最后甲基化得到吡虫清。
In this thesis, 2-chloro-5-chloromethyl pyridine is ammoniated, which followed by the reaction with N-cyano ethyl ethylimidoate, finally is methylated to gain the objective product.
生测结果表明在吡啶环的2位合适的取代基和丙烯酸酯的3位取代基的体积对除草活性至关重要。
These results indicated that a suitable substituent at the 2-position of pyridine ring and a well-fit group at the 3-position of acrylate were both essential for hi.
本工作定量测定了2-乙烯基吡啶-甲基丙烯酸甲酯-铑络合物的烯烃催化加氢性能与共聚物配体序列结构的关系。
The quantitative relationships between the catalytic ability of Rh-complex of 2-vinyl pyridine-methyl methacrylate copolymer and the sequence structures of the copolymer ligands have been determined.
以对苯胺、丙二酸二乙酯为原料、吡啶为溶剂合成N,N'-二苯基丙二酰胺的方法进行了研究。
The method of synthesizing N, N′-diphenylmalonamide employing aniline and malonic ester and pyridine as extractant was investigated.
口服后易在肠内分解为磺胺吡啶及5-氨基水杨酸,对结肠壁组织有亲合力,起到消炎作用。
Hind of profess to convinced is easy decompose inside bowel reach 5 - amino salicylic acid for sulphanilamide pyridine, to colonic wall the organization has affinity, have antiphlogistic effect.
四氢硼钠在己烷和甲苯溶剂中,不易引发丙烯酸第三丁酯的聚合反应,但在吡啶和四氢呋喃中能引发聚合,亦得到非晶态聚合物。
NaBH4 in hexane or toluene would not initiate the polymerization unless pyridine or THF was used as solvent, but an amorphous polymer was the product.
磺酸基很好地嵌入孔壁基质中,吡啶吸附测定显示了典型的质子酸特征,而且酸中心随硫含量增加而增多。
The determination of pyridine adsorption of samples revealed that materials have a typic characterization of proton acid, and the proton acid centers increased with the increase of s content.
采用毛细管气相色谱法,以外标法测定枸橼酸托烷司琼中乙醇、二氯甲烷、氯仿、四氢呋喃、二烷、吡啶和甲苯的含量,用串联的HP -1 0。
A simple capillary GC method for the determination of residual ethanol, dichloromethane, chloroform, tetrahydrofuran, 1, 4 dioxane, pyridine and toluene in tropisetron citrate was established.
目的:观察一种新型美沙拉嗪控释剂(艾迪莎)治疗炎症性肠病(IBD)的疗效和安全性,并同水杨酸偶氮磺胺吡啶(SASP)进行比较。
Objective:To observe the efficacy and safety of Etiasa, a control released tablet of mesalazine, in treatment of inflammatory bowel disease(IBD) in comparison with salicylazosulfapyridine (SASP).
本文用苦味酸溴代十六烷基吡啶离子对作为电活性物质,以邻苯二甲酸二辛酯为增塑剂,研制成以PVC为基质膜的苦味酸离子选择电极。
In the paper, a PVC membrane picric acid anion selective electrode is developed using Bromhexadecyl pyridine picrate ion pair as the active component and dioctyl phthalate as the plasticizer.
目的设计合成1位为5氟2吡啶基的吡酮酸衍生物,并对其抗菌活性进行初步评价。
AIM to design and synthesize 1 (5 fluoro 2 pyridyl) quinolone derivatives, and to study their in vitro antibacterial activities.
在此基础上研究作为DNA结构探针和抗癌试剂的过渡金属多吡啶配合物与多聚核苷酸dna的相互作用,既有一定的理论意义,又有重要的应用价值。
On this basis, the DNA binding study of transition metal polypyridyl mixed-ligand complexes as DNA structural probe and antitumor reagent has some theoretical meaning and important application value.
对吡啶核苷酸辅酶在水溶液中的骨干构象的亲密细节描写。
Delineation of the intimate details of the backbone conformation of pyridine nucleotide coenzymes in aqueous solution.
用酸水解多糖链后经离子交换净化 ,再用醋酐、吡啶加热回流乙酰化。
The glycosides in membrane proteins were extracted by using acid and cleared by using ion exchange column.
合成了非天然氨基酸N保护的D (L )4吡啶丙氨酸,其结构分别通过旋光度、核磁共振、红外、元素分析得到确证。
Nonatural Amino Acids, N protected D (L ) 4 Pyridyl alanine was Synthezed. It was identified by optical analysis, 1H NMR, IR and elementary analysis.
吡啶吸附红外光谱结果显示负载样品同时具有B酸和L酸中心,异丙醇脱水催化反应发生在B酸位上。
IR results of pyridine adsorption reveal that supported samples have both Bronsted and Lewis acid centers, and 2-propanol dehydration is a Bronsted acid catalysed reaction.
吡啶吸附红外光谱结果显示负载样品同时具有B酸和L酸中心,异丙醇脱水催化反应发生在B酸位上。
IR results of pyridine adsorption reveal that supported samples have both Bronsted and Lewis acid centers, and 2-propanol dehydration is a Bronsted acid catalysed reaction.
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