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水稻栽培体系研究是一项复杂的系统工程,既受自然资源和品种资源所制约,又受经济、栽培技术的约束,而且自然因素又是多变的。为达到高产高效益总目标要求,首先要根据各种约束条件和总目标及多层次目杯,建立试验栽培模式(包
The research of rice cultivation system is a complicated systematic project, which is restricted not only by natural resources and variety resources, but also by economy and cultivation techniques, and the natural factors are also changing. In order to achieve the overall goal of high yield and high efficiency, we must first establish a trial cultivation model (including a