查询词典 tagetes

Lutein ; Tagetes erecta ; extraction ; analysis

叶黄素；万寿菊；提取；分析方法

In this present study, sterile hybrid progenies derived from optimal combinations guaranteed the protection of intellectual property. Meanwhile, inter and intra-specific hybridization using male sterility and molecular method for hybrid seed identification paved a new way for crossbreeding Tagetes erecta through male sterility.

本研究所选育出的优良组合子代全部是不育类型的杂种，有力地保护了自主知识产权，利用雄性不育进行种内和种间杂交以及分子鉴定杂交种的方法，开创了万寿菊利用雄性不育进行杂交育种的新途径。

The Botrytis cinerea BC1 isolate from Tagetes patula has been studied on the fubgicidal, herbicidal activity and cultural condition, isolation and identification of herbicidal components in this paper.

本论文是以花卉万寿菊上分离得到的灰葡萄孢BC1 菌株为出发菌株，研究了其代谢产物的杀菌、除草活性及培养条件，并对其除草活性成分进行了分离和结构解析。

Fortunately, strong endurance and high seed germination were observed for Cosmos sulphureus and Tagetes patula under 4 different levels of petroleum pollution, thus displaying the potential of remedying petroleum contaminated soils.

相比之下，4组浓度处理下硫华菊和孔雀草具有较高的耐受性和种子发芽率，因而具有修复石油污染土壤的潜力。

Results showed that application of EDTA to the soil significantly increased the concentration of Cd in the leaves of Pctunia hybrida, Tagetes erecta L and Solenlstemon scutellarioides and those of Pb in the leaves of all flowers.

结果表明；施加EDTA溶液(3mmol/kg)7d后，矮牵牛、万寿菊、彩叶草叶部Cd含量显著增加(P.05)；所选4种花卉叶部Pb的含量均极显著增高(p01)。

Supercritical carbon dioxide extraction of lutein ester from marigold(Tagetes erect L.)with continuous co-solvent ;2. This paper reviews comprehensively the machinary and methods of co-solvent added in the supercritical CO2 for extraction of natural products.

综述了夹带剂在超临界CO2萃取天然产物中的作用机理、使用方法、夹带剂的种类，以及夹带剂在提取生物碱、酚酸、皂苷、黄酮、脂肪酸等天然产物中的应用。

An experiment on artificial soils consisting of peat , sand and cooking coal ash suggests that the optimum ratio of peat and sand lor best growth and fertilizer efficiency is 75:25 or 50:50 in volume for Chrysanthemum and Tagetes erecta .

用泥炭、河砂和煤渣分别组成花卉营养土的试验表明，泥炭与河砂以75∶25或50∶50容积比例组成的基质对黄菊和万寿菊的效果最好，肥料效率也最高，煤渣的效果明显低于河砂；从组分的细度看，河砂以粒径2—0.15mm最好，煤渣在使用前除去过细部分会大大提高其利用价值。

To take Tagetes erecta frozen dried powder, ensilaged fresh flower as raw materials, the suitable water yield 6.8, 2.8～3.8 mL/g respectively that the extraction process needed in the water-organic solvent coexistence system was determined, which has guaranteed a good enzyme activity, it can degrade the plant cell wall to make hydrolysis carry on smoothly.

分别以万寿菊花冻干粉、青贮鲜花为原料，在水－有机溶剂共存体系确定提取过程所需要的最适水量分别为6.8、2.8～3.8 mL/g，保证了该体系中较好的酶活性，能够降解植物细胞壁使水解顺利进行。

Chromosome observation of the male sterile line and fertile line, parents of hybrid combination and F1 indicated that the chromosome number of the male sterile line is the same as that of fertile line 2n=2x=24; Pollen parent (Tagetes putula PHBO029) is tetraploid 2n=4x=48; the F1 is triploid 2n=3x=36 with hybrid vigor.

通过对不育系、正常可育系以及杂交组合父母本、子一代的染色体数目观察发现：万寿菊雄性不育系的染色体数目与正常可育系相同，均为2n=2x=24；孔雀草PHBO029为四倍体2n=4x=48，它与万寿菊不育系杂交、其杂种为具有杂种优势的三倍体2n=3x=36。

GC-MS Analysis of Chemical Compounds in Volatile Oil from Tagetes patula Roots CHEN Hong-binga, SONG Weib, WANG Jin-shengb, WANG Jian-mingc Shanxi Agricultural University a.

气相色谱-质谱法分析万寿菊根挥发油化学成分陈红兵a，宋炜b，王金胜b，王建明c 山西农业大学 a。

The split between the two groups can hardly be papered over.

这两个团体间的分歧难以掩饰。

This approach not only encourages a greater number of responses, but minimizes the likelihood of stale groupthink.

这种做法不仅鼓励了更多的反应，而且减少跟风的可能性。