即使长时间暴露在极低的温度下，有些种子也能在三天内发芽。
Some seeds may germinate in three days even if they have been exposed to very low temperatures for a long time.
事实上，种子不能长时间保持发芽的能力。
Actually, the seeds don't retain the power to germinate for very long.
许多种子在发芽前需要一段时间来分层，并在低温下储存一段时间。
Many seeds require a period of stratification, exposure to low temperatures for some minimum period, before they will germinate.
当雨后地表还潮湿时它们就迅速发芽，然后在一个短时间里，给沙漠铺上绿色地毯。
They spring up quickly after rains, when the surface is moist. Then, for a brief time, the desert can be literally carpeted with color.
探讨了在不同温度的储藏条件下，稻谷的发芽率、脂肪酸和粘度等指标随着时间和温度的变化情况。
The changes of germination percentage, fatty acid value and viscosity of paddy with the changes of time and temperature in the storage condition of different temperatures are investigated.
结果表明：不同磁场强度和处理时间对洋葱鳞茎的发芽率和生理生化影响是不同的。
The results showed that different magnetic intensities and treating times had different effects on germination percentage of onion bulbs and their physiological and biochemical indexing.
时空上水热分布的变化影响了陆地植物的发芽、展叶、开花、落叶等物候现象出现的时间，对已有的生态平衡造成了严重的影响。
Climatic change affects the plant in the land with sprout, leaf, bloom and defoliation, have caused grave effects on ecological balance.
在温室番茄发育子模型中，利用PDT作为发育尺度对温室番茄从播种到发芽、苗期、开花、结果和采收的时间进行了量化，达到各个生育时期的时间分别为4、9、45、56和102个生理日。
In the phonological development submodel, the PDT from sowing date to germination, seedling, flowering, fruit setting and harvest were quantified as 4, 9, 45, 56 and 102 days, respectively.
当雨后地表还潮湿时它们就迅速发芽，然后在一个短时间里，给沙漠铺上绿色地毯。
Then, for a brief time, the desert can be literally carpeted with color.
贮藏时间对其发芽力的影响有助于葎草的防除。
The effect of store time on the viability was helpful to prevent H. seandens.
李特佩吉还说：“如果坚果长时间留在绿色的果皮中，它们就会发芽了。”
If they remain in that green shuck for a long period of time they sprout, "Littlepage said."
结果表明，玉米种子的发芽势、发芽率、发芽指数和活力指数均随老化时间的延长而降低；
Activity of POD, which was positively correlated with virous vigor indexes of maize seeds, was also declined with aging time.
结果表明，玉米种子的发芽势、发芽率、发芽指数和活力指数均随老化时间的延长而降低；
Activity of POD, which was positively correlated with virous vigor indexes of maize seeds, was also declined with aging time.
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