species cross 中文意思是什麼
species cross
解釋
種間雜交-
Species occupying the same ecological niches in the same areas usually do not cross.
在同一地區佔有同樣生態生境的兩個種通常不雜交。 -
The flowers cross - pollinated creating a new plant species
花朵異花授粉而創造出新植物品種。 -
The species, heights, diameter breast heights, canopy widths and plant numbers in 38 quadrats of 6 belt transects, which were located in yingsu cross - section and kaerdayi cross - section lying in the lower reaches of tarim river where populus euphratica concentrated, were investigated to study the distribution patterns, aggregation intensities and distribution pattern scales of p. euphratica populations at different distances away from the river
摘要在塔里木河下游胡楊分佈集中的英蘇、喀爾達依斷面，設置了6條樣帶38塊樣地進行植被種類、高度、胸徑、冠幅、株數等因子調查，研究了不同離河距離胡楊格局分佈類型、聚集強度及其格局規模。 -
Environmentalists say that canada ' s lack of endangered - species legislation jeopardizes longstanding efforts in the united states to shield animals that cross the border
環保主義者說，加拿大對瀕危物種缺乏立法保護也影響了美國保護那些越過邊界的動物的長期努力。 -
Spectral matching algorithm is applied, such as spectral angle mapping ( sam ) in section 3. 4 and cross correlogram spectral matching ( ccsm ) in section 3. 5 in order to discriminate different dominant species of red tide. the results of sam spectral matching are satisfying : identifications of mesodinium rubrum and leptocylindrus danicus succeed, identification of chattonella marina has wrong possibility and that of skeletonema costatum fails
3 . 4節將光譜角度制圖（ spectralangl 「 mapping ， sam ）這一光譜匹配方法引入赤潮光譜識別研究之中，所進行的赤潮優勢種類識別取得了令人較為滿意的結果:紅色中繞蟲、丹麥細柱藻赤潮的光譜識別取得了成功;海洋褐胞藻赤潮有誤識別的情況發生;只有中肋骨條藻赤潮的識別失敗。 -
Although natural hosts are birds, the avian influenza viruses are known to cross species barriers to infect other mammals, including humans
盡管鳥類是自然宿主，但禽流感病毒能夠跨物種感染其它哺乳動物包括人類。 -
Is gm food safe to eat ? traditional plant breeding involve s crossing varieties of the same species in ways they could cross naturally
傳統的植物培育方法，是依照植物自然雜交的方式，進行相同物種的人工雜交。 -
Two species of these finches, named for the way the upper and lower parts of their bills cross, rather than meet in the middle, reside in the evergreen forests of north american and feed on the seeds held within the cones of coniferous trees
以他們上部和較低部分的嘴的交叉命名，而不是中間部分相遇的部分命名，這兩種雀類居住在北美四季常青的森林里並且以包含在錐狀的松果樹球內的種子為食。
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