stomatal size的用法和樣例：
例句
- The stomatal size was positively related with the chromosomal ploidy.
氣孔大小與染色體的倍性有一定的正相關(guān)關(guān)系。 - The stoma size and chloroplast number in guard cells could be regarded as the reliable indicators of ploidy levels to identify seedlings in the early stage.
再生植株葉片氣孔大小和氣孔保衛細胞內葉綠體數目可以作為從再生植株中早期鑒別四倍體植株的可靠指標。
