小麦生长后期系指从小麦开花受精到成熟。后期管理的主攻目标应是保持根系的正常生理机能，延长上部叶片的功能期提高光合生产效率，促进子粒灌浆，增加粒重。其具体措施是：一、合理浇水，保持适宜的土壤水分后期浇水首先要浇好扬花水，因为此时水分不足，就会导龛小花退... The late wheat growth means from the flowering and fertilization of wheat to maturity. The main objective of post-management should be to maintain the normal physiological function of the root, to extend the function of the upper leaves to improve photosynthetic production efficiency, and promote grain filling and increase grain weight. The specific measures are: First, the rational watering, to maintain the appropriate soil water After the first watering must first pouring flowering water, because of lack of water at this time, it will lead niche flower back ...