Pot experiments were carried out to study the effects of the seedlings cultured in different ways on growth and development of tobacco plant during the field period (from transplanting to budding).

通过盆栽试验研究了不同移栽苗对大田期（移栽-现蕾）烟株生长发育的影响。

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To make sure that the selection lists are recognized, you must add the delimiter of a space, followed by a period, followed by two spaces: " . " to the delimeter field.

为了确保能识别出选择列表，您必须将一个分隔符（这个分隔符依次由一个空格，一个句点和两个空格组成）：" . " 添加到分隔符字段。

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If the user selects a retention period longer than 60 days in the drop-down, an additional field will be displayed for the user to select an approver (see figure 7).

如果用户在下拉框中选择一个大于60天的保持期，将向用户显示一个附加的对话框，要求用户选择批准人(参见图7)。

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The program employs locals as field officers for a period of three years.

VOA: standard.2010.07.01

If I can run the gel for some period of time, run the electrical field, spread it out.

我将凝胶通电一段时间后,在电场作用下,就会分散开来

耶鲁公开课 - 生物医学工程探索课程节选

That is a maximum If you are sharing your time and energy during this period on Tuesday afternoons, or the arch-field don't work so think carefully about that.

让大家充分发挥自己的能力,如果每周二下午这段时间,你都有时间，精力也很充沛，就可以来上这门课，不过这样你就没时间参加实践活动了,所以请仔细考虑吧。

麻省理工公开课 - 电影哲学课程节选

This deal coincided with a turbulent on-field period for Rangers which saw Alex McLeish replaced as manager in summer 2006 by the Frenchman, Paul Le Guen.

BBC: Sir David Murray and the fall of Rangers Football Club

Sany and Zoomlion, both heavy industry equipment makers, have become the sixth and seventh largest in their field in a short period of time.

FORBES: The Globalization Of China's Corporate Brands

Banished from the field for a specified period the way Hall of Fame candidate Rafael Palmeiro was and the way future Hall of Fame candidate Manny Ramirez was.

CNN: A baseball game nobody wins