查询词典 Niger

Niger treated with dibromo- dichloro - glycoluril disinfectant.

结 果以含有效成分284mg／L的二溴二氯甘脲消毒剂作用30min，可使枯草杆菌黑色变种芽胞杀灭率达到99.99％。

Factors influencing the degradation of tannins from Punica granatum peel by Aspergillus niger was investigated such as temperature, time, pH, amount of loading, type of carbon and nitrogen rources as well as their combination proportions.

通过考察温度、时间、pH、装液量等外界条件对菌株降解单宁的影响，同时进行外加碳源、氮源及碳氮比的选择，以提高菌株对单宁的降解能力。

As for the density of species, they are differences in the density of insects, but ants, Lasius niger are the dominant species for their maximum density.

就各目的种的密度来说，昆虫的密度存在差异，但蚂蚁、黑蚁的密度最大为优势种。

In order to reduce the non-specific binding between oligonucleotides and bases mutation caused by the complicate secondary structure of DNA and excessive PCR amplification, a frequently phenomenon in one-step gene synthesis, we used a two-step method including assembly PCR and digestion-ligation step to synthesis Aspergillus niger lipase gene lipA.

本研究主要针对一步法长片段基因合成中复杂结构的非特异性配对和过多的PCR引入碱基错配等问题，采用二步法(组装PCR和酶切-酶连)合成了黑曲霉脂肪酶基因lipA。

Bacteriostasic activity experiments on anthocyanin extracted from Malva sylvestris inhibiting Staphylococcus aureus, Escherichia coli, Aspergillus niger, were conducted by using solid and liquid culture methods.

本项研究通过采用固体培养和液体培养的试验方法，进行大花葵花色苷对金黄色葡萄球菌、大肠杆菌和黑曲霉的抑菌试验。

Nigeria and Niger are reeling from one of the worst meningococcal meningitis epidemics in years.

近几年，尼日利亚和尼日尔逐渐成为了流行性脑脊髓膜炎发病最严重的地区之一。

Phytase mainly comes from plant and organism, phytase of plant belongs to 6-phytase and it s optimum pH ranges from 5.0 to 7. 5. Plant phytase can not function effectively in monogastric animals and it is not rich in plant. So research direction about phytase is turned to Aspergillus niger which is rich in acid phytase.

植酸酶主要来自于植物和微生物，来源于植物的植酸酶均属于6—植酸酶，最适pH范围在5.0—7.5，不适合在单胃动物中起作用的，而且在植物中含量极低，因此植酸酶的研究方向转向最适pH值为酸性、酶含量较高的丝状真菌。

Objective:Aspergillus niger and Candida mycoderma was used to ferment Daqu distiller's grain to produce single cell protein feed with the additive of glucoamylase and cellulose.

目的：在添加糖化酶和纤维素酶的条件下，采用黑曲霉与假丝酵母发酵丢糟生产单细胞蛋白饲料。

Fungal elicitors were extracted from Colletorichum lagnarinm, Phoma filtrate, Fusarium oxysponum, Asperillus niger and culture with HRPG. The total ginseng sponin and four kinds of monomeric sponins were analysed by UV spectrophotometry and RP HPLC.

提取黄瓜炭疽病菌 Colletorichumlagnarinm 、青菜炭疽病菌 Phomafiltrate 、棉花枯萎病菌 Fusariumoxysponum 、黑曲霉 Asperillusniger 中的真菌诱导子与人参毛状根共培养，应用HPLC及比色法对培养物中总苷及几种单体皂苷进行分析测定。

ObjectiveTo study the clean production technology of diosgenin. MethodsThe diosgenin was extracted by prefermentation,separation, enzymic hydrolysis, prefermentation and fermentation by A.niger and double-separation.

皂素又名皂苷元，难溶于水，易溶于苯、氯仿等有机溶剂，是一种重要的甾体激素药物合成原料，主要用于脑体激素类药物的合成，如黄体酮、抗多灵、口服避孕药等药物合成原料，在医药生产中具有十分重要的应用价值，有&药用黄金&的美称［1］。

The absorption and distribution of chromium were studied in ryeusing nutrient culture technique and pot experiment.

采用不同浓度K2CrO4(0，0.4，0.8和1.2 mmol/L)的Hoagland营养液处理黑麦幼苗，测定铬在黑麦体内的亚细胞分布、铬化学形态及不同部位的积累。

By analyzing theory foundation of mathematical morphology in the digital image processing, researching morphology arithmetic of the binary Image, discussing two basic forms for the least structure element: dilation and erosion.

通过分析数学形态学在图像中的理论基础，研究二值图像的形态分析算法，探讨最小结构元素的两种基本形态：膨胀和腐蚀；分析了数学形态学复杂算法的基本原理，把数学形态学的部分并行处理理念引入到家实际应用中。