本研究的目的就是试图通过剖析一个机械化耕作新技术项目的研究、推广全过程，以回答这一问题。
The purpose of this study is trying to answer this question by analyzing the research and the whole popularized process of a new mechanized farming technology.
目的探明不同耕作方式下杂交水稻根系特性及增产的机制。
To ascertain the root properties of hybrid rice and mechanism of increasing yield under different tillage system.
项目研究目的是检验保护性耕作技术在我国的适应性、应采取的工艺体系及机具。
This program mainly evaluates the suitability of CT to China and what kinds of technology and machinery should be adopted.
项目研究目的是检验保护性耕作技术在我国的适应性、应采取的工艺体系及机具。
This program mainly evaluates the suitability of CT to China and what kinds of technology and machinery should be adopted.
应用推荐