1) Biology Xianfeng
生物先锋
1.
Influence of Spraying Biology Xianfeng on Quality of Cut Flowers and Chlorophyll Content of Lilium longiflorum;
喷施生物先锋对麝香百合切花品质和叶绿素的影响
2) annual pioneer
一年生先锋植物
3) sand vanguard plant
沙生先锋植物
1.
By combining the experiment of irrigation with economical use of water in the desert land,the author measured three representative kinds of sand vanguard plants soil water content,the relative water content and biomass,and grasped the characteristic of sand plants that is extremely tolerant to drought,summarized the influence of moisture on sand plants growth.
结合荒漠地节水灌溉试验,对具有典型代表性的3种沙生先锋植物进行了土壤含水量,植株相对含水量以及生物量的测定,进一步掌握了沙生植物极其抗旱的特性,总结了水分对沙生植物生长的影响。
4) pioneer species
先锋植物
1.
Pollination ecology of Musa itinerans Cheesman (Musaceae), a pioneer species in the tropical rain forest, was explored in Xishuangbanna, South Yunnan, China.
在我国西双版纳热带雨林人为干扰后或森林林窗的演替过程中 ,野芭蕉(ＭｕｓａｉｔｉｎｅｒａｎｓＣｈｅｅｓｍａｎ)是常见的先锋植物之一[3] 。
5) Pioneer plant
先锋植物
1.
Lead and zinc induced changes in activity of antioxidant enzymes of Rumex dentatus,a kind of pioneer plant growing on mine tailings
矿区废弃地先锋植物齿果酸模在Pb、Zn污染下抗氧化酶系统的变化
2.
The definition of pioneer plant in metallurgical and 6 choosing criteria of pioneer plant were introduced in this paper.
介绍了金属矿区先锋植物的概念,提出了金属矿区先锋植物筛选的6个标准。
3.
By introducing Jussiaea,Alternanthera Philoxeroides,Hydilla Verticillata and foxtail grass as pioneer plants,the chlorophyll a descended by 67.
通过种植水龙,喜旱莲子草、黑藻、狐尾草等为先锋植物,使叶绿素a(Chla)下降67。
6) pioneer species
先锋物种
1.
The photosynthetic physiological characteristics of eight pioneer species(Indigofera tinctoria,Lespedeza floribunda,Rhus chinensi,Arthraxon hispidus,Elsholtzia cypriani,Artemisia subdigitata,Miscanthus floridulus,Pueraria) were researched through testing the photosynthesis and related other physiological parameters of plants distributed on the phosphor mining wasteland and surrounding habitat.
结果表明,除牛尾蒿外生长在磷矿废弃地上的其它7种先锋物种的光合速率与生长在周边地区生境地的同种物种相比差异不显著,8种先锋植物的光饱和点在800~1 000μmol。
补充资料：“先锋”号核潜艇
“先锋”号核潜艇（hms vanguard s-28）是英国仿照美国海军“俄亥俄”级核潜艇设计建造的第一艘“前卫”级核潜艇。“先锋”号艇长为149.9米，艇宽12.8米，排水量是15000吨，航速为25节，潜艇续航能力无限制，潜艇满编人员为135人。
潜艇的水面侦察和反制系统：凯尔文休斯（kelvin hughes）1007型平面搜索雷达×1、racal uap-3电子支持系统；
潜艇的水下侦察和反制系统：marconi/plessey 2054型主/被动声纳系统、ck-51搜索潜望镜×1、ch－94攻击潜望镜×1、sse mk-10诱饵投射系统×2（可以投射2066或2071型诱饵）；
射控/作战系统：tws战术武器系统、dowty safs-3武器射控系统；
舰载武器系统： “三叉戟ⅱ”弹道导弹×16、533毫米机械弹射式鱼雷发射管×4（使用marconi剑鱼/虎鱼鱼雷、ugm-84鱼叉反舰导弹）。
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