tree pollen 中文意思是什麼
tree pollen
解釋
樹木花粉-
Increasing proportions of the tree's pollen reduced the percentage of full seed and retarded growth of the epicotyl.
樹木本身花粉比例的增加使飽滿種子的比例降低，並使胚軸生長緩慢。 -
What is more, some of the pollen grains and spores i found in the clays and lignites came from conifers and tree ferns that could have grown only at the high altitudes of a mountain range
而且我在黏土及褐煤中發現的花粉粒與孢子，屬于針葉樹及樹蕨，它們只生長在高海拔的山區。 -
Also, paleoclimatologists can use data from tree rings, pollen analysis and the local geology to determine the temperatures and precipitation at the time
此外，古氣候學者利用年輪、花粉分析、當地地質等資料，可以確定當時的氣溫與雨量。 -
But seed orchards are difficult to control, because tree pollen spreads so far that alien, non - elite trees almost inevitably muddy the gene pool
但是有種子的果樹很難控制，因為花粉傳播的太遠了，一些其它種類的樹木就會不可避免地弄亂此基因庫。 -
In order to cut down japanese cedars and re - plant with varieties low in pollen we started the 3 coins 1 tree fund - raising campaign whereby one japanese cedar tree can be replanted for 1, 500 yen three 500 yen coins
為了採伐日本柳杉，重新種植低花粉植物，我們開始舉辦「三個硬幣一棵樹」的募捐活動，因為每替換栽培一株日本柳杉需要1500日元三個500日元硬幣。 -
The outskirt of the garden in which tess found herself had been left uncultivated for some years, and was now damp and rank with juicy grass which sent up mists of pollen at a touch ; and with tall blooming weeds emitting offensive smells - weeds whose red and yellow and purple hues formed a polychrome as dazzling as that of cultivated flowers. she went stealthily as a cat through this profusion of growth, gathering cuckoo - spittle on her skirts, cracking snails that were underfoot, staining her hands with thistlemilk and slug - slime, and rubbing off upon her naked arms sticky blights which, though snow - white on the apple - tree trunks, made madder stains on her skin ; thus she drew quite near to clare, still unobserved of him
她像一隻貓悄悄地走著，穿過這片茂密的雜草，裙子上沾上了杜鵑蟲的粘液，腳下踩碎了蝸牛殼，兩只手上也沾上了薊草的漿汁和蛞蝓的粘液，被她擦下來的樹霉一樣的東西，也沾到了她裸露的手臂上，這種樹霉長在蘋果樹幹上像雪一樣白，但是沾到她的皮膚上就變成了像茜草染成的斑塊她就這樣走到離克萊爾很近的地方，不過克萊爾卻看不見她。 -
Surface - enhanced raman spectra are presented for tree pollen ( cottonwood and redwood pollen ) and a bacterium ( escherichia coli ), and the e. coli spectra are compared with results obtained from the literature and with results obtained previously by mixing various concentrations of the bioanalyte with the silver colloid
增加表面積后之拉曼光譜發現于樹花粉（棉白楊及紅杉）及一種細菌（大腸桿菌） ，將大腸桿菌之光譜與文獻中及一系列混和濃度之光譜進行比較。 -
The second step is to establish a series of pollen collecting stations on four transects running different directions from the source tree.
第二步是從離開夾源樹四個不同方向的斷面上建立一系列的花粉收集站。 -
Late freeze pollen counts decrease : a late season freeze following a mild winter can inhibit, and possibly eliminate, a tree ' s pollen production
冰凍期延長使花粉量減少：緩和的冬季後接著（倒春寒）冰凍期延長到很晚能夠抑制，甚至可能消除樹木花粉的產生。
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