Through questionnaires and spotfieldinvestigation, the water-saving consciousness and technology selection will of 102 grassroots farmers in Fengqiu County are analyzed in this paper.
通过问卷调查与实地调研，对河南省封丘县102个基层农户进行了节水意识与节水技术采用取向研究。
2
Adopt investigation of field and interview about the exist of the Tuwa people's health condition surveying on the spot in our country.
采用田野调查法、访谈法对地处新疆阿勒泰地区的图瓦人健康情况进行实地调研。
3
Both of them are absolutely necessary in on-the-spotinvestigation, serving the realization of effective field inspection.