geographical variation

基本解釋

Chapter three studies the geographical variation and change of Xuanhua dialect.
第三章，宣化方言地理的變異與變化。
It was found that there were some correlations between the patternsof geographical variation in characters of the species and latitude.
研究發(fā)現(xiàn)，該種某些性狀的地理變異模式與地理緯度之間存在相關(guān)性。
Geographical variation is one of the most striking features of the condition - it is most common in northern countries such as Canada and Scandinavia and lowest in countries near the equator.
地理差異是該疾病最顯著的特點(diǎn)之一，北部國家如加拿大和斯堪的納維亞發(fā)病比較普遍，而靠近赤道的國家最低。

But there is an interesting geographical variation: Gulf-coast sites are hit five times as often as those on the Atlantic coast.
ECONOMIST: Eye on the storm The

地理變異
The study results on geographical variation of wild G. uralensis populations show that variations of up-ground parts, fruits and seed morphological characteristics reach significant level.
對烏拉爾甘草野生種群地理變異的研究結(jié)果表明，無論是地上部分形態(tài)特征、莢果和種子形態(tài)特征還是甘草酸含量均存在顯著的地理變異。
生物學(xué)
地理變異
The main conclusions were summarized as follows:(1) A. philoxeroides showed significant geographical variation in morphology and growth-defense strategy in its native range, and the pattern appeared to be latitudinally clinal.
主要結(jié)論如下:(1)喜旱蓮子草的莖葉形態(tài)和生長—防禦策略在原産地存在顯著的地理變異,竝表現(xiàn)出緯度漸變趨勢。
地球科學(xué)
地理的變異