Behavior sampling, focal animal sampling and all-occurrence recording method were applied in our study.

研究中采用了行为取样法、目标动物取样法和全事件记录法。

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The basic laws of reproductive behavior and the relation between them and environment of Henry chestnut have been studied through sampling investigations and tracing studies.

本研究具体通过抽样调查、跟踪研究等方法系统研究了锥栗生殖行为的基本规律及其与环境因子之间的关系。

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Also the scan sampling method was used to observe main behavior types and time pattern.

同时，采取扫描取样法，观测蒙古野驴的主要行为种类及其时间分配。

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