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田间喷施植物保健素或健壮素均能提高同源四倍体大麦叶绿素的含量，延缓功能叶的衰老，有利于可溶性糖从茎秆等营养器官向穗部生殖器官运转，使单株德数从2．1提高到2．8，结实率从68．7％提高到77．0％，千粒重从56．60g提高到59．80g。
Spraying plant health-care hormone or health hormone can improve the content of chlorophyll of autotetraploid barley, delay the senescence of functional leaves, and facilitate the operation of soluble sugar from vegetative organs such as stalks to spike genital organs, From 2.1 to 2.8, the seed setting rate increased from 68.7% to 77.0%, and the grain weight increased from 56.60g to 59.80g.