tā / zài / xīn jī nèi yà / de / rè dài yǔ lín / zhōng / jìn xíng / le / duō nián / de / tián yě diào chá

他在新畿内亚的热带雨林中进行了多年的田野调查。

He conducted many years of field research in the rainforests of New Guinea.