Effects of some physical and chemical treatments on the breakdown of dormant seeds of rice

摘要

It is desirable to obtain an early-rice varietywith deep dormancy characteristics because inthe southern rice cultivation area of China,thesprouting on panicle of early-season rice oftenoccurs in rainy harvest season.However,theseed with deep dormancy is a disadvantage inbreeding program.To break the dormancy of rice seeds,a va-