niche n. 1.壁龕〔擱雕像、花瓶等的墻壁凹處〕;【地質(zhì)學(xué);地理學(xué)】雪凹。 2.(適合個(gè)人性格、能力等的)適當(dāng)?shù)匚?,活?dòng)范圍;【生物學(xué)】小生境。 3.(市場(chǎng)供求情勢(shì)為企業(yè)家提拱的)有利可圖的缺口。 deserve a niche in the temple of fame 可以流芳百世。 find the right niche for oneself 適得其所;為自己謀得合適的位置[地位]。
Why those species - pairs shown positive association or correlation was that they had the similar biological characters and the similar eco - adaptive and segeration niche . why the species pairs shown negative association or correlation was that they had different ecological characters , different adaption and overlapping niche 種對(duì)間負(fù)關(guān)聯(lián)或負(fù)相關(guān),則是由于它們具有不同的生物學(xué)特性、對(duì)生境具有不同的生態(tài)適應(yīng)性和相互重疊的生態(tài)位所致。