１水稻光温生态与引种原理水稻是对温光反应敏感的作物，因此，引种是通过光温生态条件等各种途径收集种质资源的手段，是将外地或外国的品种（系）经过简单的试验证实适合本地栽培后直接引入并在生产上应用推广。由外地引进的品种或者品种资源，在当地种植后对当地生态适应性 1 Rice Light and Temperature Ecology and Introduction Principles Rice is a sensitive crop to temperature and light. Therefore, introduction is a means of collecting germplasm resources through various ways including light and temperature ecological conditions, The test proved suitable for local cultivation directly introduced and applied in the promotion of production. Introduced by the field of varieties or varieties of resources, the local ecological adaptability to the local planting