益稳素是浙江农业大学近年研制成功的植物生长调节剂，在早、晚稻孕穗末期或始穗期喷施益穗素的试验和大面积的推广证明，益穗素具有抗早衰、促进光合产物向库转移，促进水稻生殖生长的优良特性［‘·’j。大田使用益穗索一般均能获得抽穗整齐，稳头下沉快，青杆黄熟，结实率， Yizhulin is a plant growth regulator developed in recent years by Zhejiang Agricultural University. In the early or late rice booting stage or the beginning of the stage, the test of spiking and the promotion of large-scale promotion demonstrate that it has the functions of anti-premature aging and photosynthate Transfer to the library to promote the excellent characteristics of rice reproductive growth [’·’ j. Field used ear rope generally can get heading neat, steady head sinking fast, green bar yellow, seed set,