作物栽培学是一门应用技术科学。它研究作物生长发育规律及其与外界环境条件的关系,以及探讨作物高产、优质、高效率、低成本生产的理论和措施。研究的对象是活的有机体,作物的生长发育规律,环境条件变化的规律,以及作物生长发育和环境条件变化关系的规律都是客观存在的。因而,学习要掌握基础知识,理解基本原理。同时它也是一门实践性 Crop cultivation is an applied technology science. It studies crop growth and development law and its relationship with the external environmental conditions, as well as to explore the crop high yield, high quality, high efficiency, low cost production theory and measures. The object of study is living organism. The law of crop growth and development, the law of the change of environmental conditions, and the relationship between crop growth and development and the change of environmental conditions all exist objectively. Therefore, learning to master the basics, understand the basic principles. At the same time it is also a practical