1) Pyrethrum cinerariioflium Trev residue(PCTR)
除虫菊花渣
1.
Four crossbred barrows were used to evaluate the nutritional value of Pyrethrum cinerariioflium Trev residue(PCTR).
选取健康、胎次相近的约克×长白×撒坝三元杂交阉公猪4头,采用全收粪(尿)法,对试验猪在体重20~50 kg和60~90kg两个阶段饲喂除虫菊花渣日粮,分别测定了其养分表观消化率、消化能和蛋白质生物学价值。
2) pyrethrum flower
除虫菊鲜花
1.
The paper introduced the principle ,the test conditions and the operation steps of dry-ing the pyrethrum flower ;The four drying methods :drying the air flow ,far infrared ray ,sunsh-ing and vacuum were described ;The drying conditions ,the moisture of tile dry flower and extrac-tion.
本文主要介绍了除虫菊鲜花的真空冷冻干燥技术的原理、条件和操作步骤。
3) Pyrethrum flower head
除虫菊花头
4) Pyrethrum cinerariifolium(Trev.)Vis
白花除虫菊
1.
The contents of pyrethrins,pyrethrins Ⅰ and pyrethrinsⅡ in dry capitula of sixteen autotetra-ploid lines of Pyrethrum cinerariifolium(Trev.
采用高效液相色谱法测定了16个白花除虫菊〔Pyrethrum cinerariifolium(Trev。
5) pyrethrins
除虫菊酯
1.
Influence of supercritical carbon dioxide extraction of pyrethrins by using ultrasound;
超声场对超临界CO_2萃取除虫菊酯的影响
2.
Preliminary study on the effect of ultrasound on supercritical carbon dioxide extraction of pyrethrins;
超声场强化超临界CO_2萃取除虫菊酯的初步研究
3.
Separation and Purification of Natural Pyrethrins by Reversed Phase High Performance Liquid Chromatography;
反相高效液相色谱分离纯化天然除虫菊酯
6) pyrethrin
[英][pai'ri:θrin] [美][paɪ'riθrɪn, -'rɛθrɪn]
除虫菊素
1.
Efficacy of pyrethrin aerosol against mosquitoes and flies;
除虫菊素杀虫气雾剂对蚊蝇的药效研究
2.
Chromatographic techniques used in the sepration, preparation, structural comfirmation and determination of pyrethrin, cinerin, jasmolin, pyrethrin, cinerin and jasmolin are mainly TLCGCHPLC and GC-MS.
总结了TLC、GC、HPLC和GC-MS联用等现代色谱技术在除虫菊素各有效组分的分离、制备、结构鉴定和含量测定中的应用。
3.
The variety selection was also conducted by yield determination, pyrethrin content analysis and pesticide controlling experiment.
为了获取适宜在云南推广的高含量除虫菊素优良品种,从国外引进的8份除虫菊(PyrethrumcinerariaefoliumTrev)种质材料中,经组培快繁后,在云南省昆明、曲靖、楚雄、大理等地开展了组培苗的种植与品种选育研究,并经产量测定、含量分析和药效试验。
补充资料：除虫菊
| 除虫菊 pyrethrum cinerariifolium；Dalmatian chrysanthemum 菊科匹菊属的一种。原产欧洲，中国南北部分省区有栽培。是多年生草本杀虫植物，高15～80厘米，全株银灰色，被绒毛，叶羽状分裂。头状花序，边缘花为舌状花，雌性，花冠白色，中央管状花黄色。头状花序含有除虫菊素甲、乙及灰菊素甲、乙，除虫菊素甲的杀虫能力最强，10倍于除虫菊素乙。一般用于驱杀蚊虫，是蚊香的原料。 |
说明：补充资料仅用于学习参考，请勿用于其它任何用途。
参考词条