bulb onion

基本解釋

Allium cepa is also known as the 'garden onion' or 'bulb' onion and 'shallot'.
洋蔥也被稱作菜園洋蔥、蔥頭、青蔥。
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May to June. Also the size and weight of leaves, onion bulb and root system increased markedly compared with the control.
地膜覆蓋后洋蔥葉片、鱗莖和根系的大小、重量都比對(duì)照顯著增加。
Cortical microtubules were observed in intraepidermal cells of onion bulb with thin section and negative staining of protoplasts.
用超薄切片和原生質(zhì)體負(fù)染的方法，在電鏡下觀察到洋蔥鱗莖內(nèi)表皮細(xì)胞周質(zhì)微管的存在。