淮北砂姜黑土地区小麦品种调整趋势分析

为了实现淮北地区小麦生长发育进程与光、温、水等生态资源的协调同步发展，解决淮北砂姜黑土地区小麦生产的适播期干旱、土壤适耕性差等造成的播种、出苗困难等问题，在系统分析近年来影响小麦生长的气象因素变化趋势的基础上，通过多年多点小麦品种适应性研究，探明了弱冬性小麦品种在淮北地区种植的增产潜力与推广应用前景，提出了淮北砂姜黑土地区应进一步扩大弱冬性小麦品种的种植面积，以期为该区域小麦的持续丰产稳产奠定基础。

The Adjustment Strategy of Wheat Cultivars in the Shajiang Black Soil Area of Huaibei

To make the growth and development process of wheat in Huaibei Area coordinate and synchronize local ecological resources of light, temperature, water and so on, and to effectively solve the problem of wheat seeds difficult to sow and emergency which was caused by drought at wheat suitable sowing date and poor soil tillage condition in lime concretion black soil of Huaibei, yield potential and promotion prospects of planting weak winter wheat varieties in Huaibei Area was proved, and the planting area of weak winter wheat varieties which should be further expanded in lime concretion black soil of Huaibei was proposed in order to lay the foundation for wheat sustainable high and stable yield in this area on the basis of systematic analysis the change trend of meteorological factors which had affected wheat growth in recent years and through the research of the adaptability of wheat varieties by many years with multi-points.