(3)Sowing Methods Raising seedling Rice, rapeseed, Most vegetables Seedling bed Pot sowing(Container sowing) Most ornamental plants Pot sizes and media( mostly perlite蛭石, moss peat泥炭) Direct field sowing Many field crops, Many vegetables, Some flower crops 2021/2/22 Chapter 16 122021/2/22 Chapter 16 12 （3）Sowing Methods • Raising seedling Rice, Rapeseed，Most vegetables Seedling bed • Pot sowing (Container sowing) Most ornamental plants Pot sizes and media (mostly perlite蛭石, moss peat 泥炭) • Direct field sowing Many field crops, Many vegetables, Some flower crops