子葉柄 的英文怎麼說
中文拼音 [ziyèbǐng]
子葉柄
英文
cotyledon petiole-
This thesis taking the lead in systematically studying pleurocarpous mosses, is a part of the comprehensive research of bryophytes in hebei, which will provide datum for the statistics and analysis of bryophytes along with exploit and utility of plant resources in hebei, which will provide the first - hand material for the compilation of the ( ( flora bryophytarum hebeiensis ) ) and the ( ( flora bryophytarum sinicorum ) ). on classification system, the author references the classification systems about bryophytes and approves standpoint of vitt., considering that the place of capsule growing is the criterion of distinguishing acrocarpous and pleurocarpous mosses
本研究採用了陳邦傑教授( 1963 )修正的reimers ( 1932 )關于蘚綱植物的分類系統,同時,支持h . d . mitten ( 1984 )的觀點,認為劃分頂蒴和側蒴蘚類植物的依據是孢子體著生的位置,其中側蒴蘚類植物是指蒴柄從葉腋中發生非著生莖頂的蘚類植物,分類系統上指從虎尾蘚科( hdwigiaceae ) ?塔蘚科( hylocomiaceae )等。Leaves tufted ; stipes 15 - 30 cm long, densely scaly at base, glabrous above ; sterile lamina about 60 cm long and 20 cm wide, simply pinnate ; pinnae numerous, alternate or subopposite, linear - lanceolate, the largest about 12 cm long and 1 cm wide, base cordate, apex acuminate, margin finely toothed ; veins close, forking once or twice and forming areoles near the midrib ; fertile lamina similar to sterile ones, but somewhat reduced, about 8 cm long and 0. 4 cm wide, lower surface almost entirely covered with sporangia
葉簇生;葉柄長15 - 30厘米,基部密被鱗片,向上近光滑;不育葉片長約60厘米,寬20厘米,一回羽狀;羽片多數,互生或近對生,線狀披針形,最長者長達12厘米,寬約1厘米,頂端長漸尖,基部心形,邊緣有細密鋸齒;葉脈1 - 2次分叉,近中脈形成網眼;能育葉與不育葉相似,但較小,長約8厘米,寬約0 . 4厘米,下部滿布孢子囊。And all came with nimbi and aureoles and gloriae, bearing palms and harps and swords and olive crowns, in robes whereon were woven the blessed symbols of their efficacies, inkhorns, arrows, loaves, cruses, fetters, axes, trees, bridges, babes in a bathtub, shells, wallets, shears, keys, dragons, lilies, buckshot, beards, hogs, lamps, bellows, beehives, soupladles, stars, snakes, anvils, boxes of vaseline, bells, crutches, forceps, stags horns, watertight boots, hawks, millstones, eyes on a dish, wax candles, aspergills, unicorns
他們手執棕櫚葉豎琴劍橄欖冠,袍子上織出了他們的職能的神聖象徵:角制墨水瓶595箭麵包壇子腳鐐斧子樹木橋梁浴槽里的娃娃們貝殼行囊596大剪刀鑰匙597百合花鹿彈胡須豬燈風箱蜂窩長柄杓星星蛇598鐵砧一盒盒的凡士林鐘丁字拐鑷子鹿角防水膠靴老鷹磨石盤子上的一雙眼球599蠟燭灑聖水器獨角獸600 。Flowers solitary in axils of leaves ; corolla nearly rotate, 2 - 3 cm long, white or pinkish, the upper lobes tinged with purplish blue blotches inside ; stamens 5 ; ovary ovoid, covered with short stipitate glandular hairs
花單生於葉腋;花冠近輻狀,長2 - 3厘米, 5裂,白色或帶粉紅色,上部裂片內有紫藍色斑;雄蕊5 ;子房被具短柄的腺毛,卵圓形。Based on the field investigations and laboratory examinations, a study of the population of the epiphytic dolichomitriopsis diversformis ( mitt. ) nog. in fanjing mountain reveals that its habitats are different among different host trees, but that there lies the common habitat characteristics of not more than 2m height from the bottoms of host trees trunks, less light, high relative humidity, slow wind speed, slow evaporation speed and long time of remaining humid in middle - lower tree bark ; that it is one dioecious moss species, the morphology is remarkably different between its perichaetium and perigonium, the number of its perichaetia is much more than that of its perigonia, its perigonium is difficult to find out, its sporophyte is upright, its seta is long and thin, its capsule is regular long oval and its calyptra is cucullate
摘要通過野外調查和室內觀測對貴州省梵凈山樹附生尖葉擬船葉蘚種群的研究表明,其生境因其所附生的樹種不同而有所不同,但具有共同特點:附生在樹干下部距地面2m高的范圍之內,光照弱、濕度大、風速小、蒸發量小、中下部樹皮保持濕潤的持續時間長;其為雌雄異株蘚種,雌、雄器苞形態差異明顯,雌器苞數量多,雄器苞數量少並且難于發現,孢子體直立,蒴柄細長,孢蒴規則長卵形,蒴帽兜形。She has nothing but a long long haulm
沒有葉子或花托.只有一根長長的柄Light green, elliptical, very thin, long flexible petiole. usually single crown. large
亮綠色橢圓型很薄的葉子,長而有彈性的葉柄。通常單個頂芽。大型。In order that he might awaken early he did not close the shutters, but contented himself with bolting the door and placing on the table an unclasped and long - pointed knife, whose temper he well knew, and which was never absent from him
為了要早醒,他不曾關百葉窗,但他小心地閂好房門,並把那柄他永不離身的尖利的小刀放在桌子上。Agobacterium tumefaciens strain a311 carrying the plant tranfer vector pb1121, which contains the neomycin phosphotransferasell gene ( nptll ) and p - glucuronidase reporter gene ( gus ) both under the control of the camv 35s promoter, was used in the establishment of the genetic tranformation of white clover
選用苗齡4 5天的帶柄子葉作為外植體,先將外植體預培2天,再與根癌農桿菌a311共培養3 4天後,轉入附加有40mg l ~ ( - 1 )卡那黴素和400mgThe bodies of imp are 20 ~ 60cm high at the period of fructescence, which is alike to that of hup and gri ; the other characters are alike to those of hir and scu
分佈在中等海拔的imp植株體較為高大,果期株高20一60cm ,這一點與hup和gri較為接近;僅以種子繁殖後代,無根狀莖;羽狀復葉,葉片較小,且有明顯的小葉柄;果實The bodies of hir and scu are short and small comparing with the two former, 15 - 30cm at the period of fructescence ; both characterized with no root stock, and with small leaf, which is pinnately compound leaf, and with only one - line seeds in a fruit
廣佈於較低海拔地帶的hir與scu植株體相對矮小,果期株高15一30 。 m ;沒有根狀莖,僅以種子繁殖;葉片較小,均為羽狀復葉,且有明顯的小葉柄;果實內為一行種子。So, the rank of inducing callus from easy to hard is cotyledon, hypocotyls, stem, leafstalk, radicel, endosperm, leaf and root. 3
誘導的難易分別為:根段、葉片、胚乳、胚根、葉柄、莖段、胚軸、子葉。A long - handled implement with a row of projecting teeth at its head, used especially to gather leaves or to loosen or smooth earth
耙子,耙機頂部有一排凸出的齒的長柄工具,尤指用於收集樹葉或疏鬆土壤的The other oar was smashed off, and the raft was littered up with leaves and branches and dirt
另一柄槳已經震裂了,木筏子上到處是樹葉枝椏和灰塵。Finn the red - handed had stolen a skillet and a quantity of half - cured leaf tobacco, and had also brought a few corn - cobs to make pipes with
赤手大盜費恩偷來了一隻長柄平底煎鍋,外帶些烤得半乾的煙葉,幾個玉米棒子,準備用來做煙斗。Fig. 5. influence of pycnidiospore density in soil on the disease incidence of melon cotyledon caused by didymella bryoniae
五、土壤中添加蔓枯病菌柄孢子對于香瓜子葉發病的影響。It showed that the induction efficiency of the resistant calli were the same among all explants of different age, but the embryos on the calli from explants of 7 days appeared earlier than those from explants 11 and 30 days. in order to compare the resistant calli induction efficiency, petioles and hypocotyls were excised from 30days aseptic seedlings to transform with pbinctbs under the same condition. the resistant calli induction efficiency of petioles was higher than those of hypocotyls. a more detailed analysis of the different types of explants showed that the number of pcr positive plants induced from petioles was higher than that from hypocotyls
在相同條件下的轉化實驗中,發現不同苗齡的外植體的抗性愈傷的誘導頻率基本相同:還進一步研究了胡蘿卜同一苗齡不同部位的抗性愈傷形成率,同時用3od苗齡(照光3周)的葉柄和下胚軸做轉化實驗,發現葉柄的抗性愈傷形成率高於下胚軸的抗性愈傷形成率,進一步的實驗發現,由葉柄誘導的苗子的陽性率高於由下胚軸誘導的苗子的陽性率,此結果和pawlicki的結論是一致的。The plant looked quite ordinary, much like alfalfa. it had four leaves on each leafstalk, two larger ones at the apex and two smaller ones lower down, and all of the leaves swayed rhythmically to music, especially folk music
其實她長得其貌不揚,有點像苜蓿草,一個葉柄上有四片葉子,葉柄頂端生了兩片大葉,葉柄下端則生了兩片形狀相同的小葉。Cotyledon without petiole showed a significantly lower frequency of shoot regeneration ( 16. 7 % ) compared with that of entire cotyledon ( 33. 8 % ), but the average number of shoots per explant ( 4. 2 ) was more than that of entire cotyledon ( 2. 5 ). no shoot was obtained when the petiole alone was cultured. the frequency of shoot regeneration ( 8. 3 %, 12. 5 % ) and average number of shoots per explant ( 2. 3, 1. 7 ) from the upper section of lamina or one side of lamina was lower than those of entire cotyledon
另一方面,以「種都一號」兒菜的不同子葉部位作為外植體所進行的研究結果表明,不帶子葉柄的完整葉片其芽再生率( 16 . 70 )顯著低於帶子葉柄的完整子葉( 33 . 8 ) ,但平均再生芽數,前者( 4 . 2 )卻高於後者( 2 . 5 ) ;子葉柄不能進行芽的分化;不帶子葉柄的子葉尖端和子葉一側,其芽再生率(分別為12 . 5 、 8 . 30 )及再生芽數(分別為2 . 3 、 1 . 7 )也明顯低於帶子葉柄的完整子葉。分享友人