谷种休眠现象观察简报张世遵（河北省农业科学院谷子所，石家庄０５００３１）在长期自然选择和进化过程中，许多植物种子具有了休眠性，种子成熟后即使有适宜的萌发条件也不萌发，而要延迟几周、几个月甚至更长时间。因为许多谷种能够在收获后不久萌发，甚至在穗上萌发，... Observations on the Hypnosis of Grasses Zhang Shizun (Hebei Academy of Agricultural Sciences, Shijiazhuang 050031, China) During the long-term natural selection and evolution, many plant seeds have dormancy. When the seeds mature, they will not germinate even under suitable germination conditions Delay a few weeks, months or even longer. Because many kinds of grains can germinate shortly after harvesting and even germinate on the spikes, ...