结球是指铸造用原料砂化学变化后的一种状态。无传染性。
... 脑磷脂质 cephalin 头部形成；（蔬菜的）结球 cephalization 一臂极短〔的〕染色体 cephalobrachial chromosome(Levitsky 1931) ...
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结球生菜冷链流通保鲜的关键是预冷。
The key of keeping fresh lettuce under cold chain is pre-cooling.
因此，通过品种选育提高结球甘蓝氮素效率是可行的。
试验研究了有机肥与化肥配施对结球白菜的产量和品质的影响。
Field experiments were conducted to study the effects of combined application of organic manure and chemical fertilizer on yield and quality of Chinese cabbage.
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