一、选种繁殖选用国庆期间开花、花期较长、株型紧凑、高度适当、生长势较强的品种,如日本矮黄菊(株高15—20厘米)、广黄(株高30—35厘米)、红心菊(株高20—30厘米)。于10月中旬,挑选健壮、开花整齐的植株移入向阳地,浇透水促使根系良好生长。10月下旬追旌一次人粪水。次年3月气温回升时,及早松土、除草、施肥,促其萌生大量健壮芽。一般情况下,每株可发30—50个芽。4月初,自节 First, the breeding selection National Day flowering, flowering longer, compact plant type, highly appropriate, strong growth potential varieties such as Japanese Antirrhinum (15-20 cm height), yellow (height 30-35 cm ), Centella (plant height 20-30 cm). In mid-October, the selection of robust, flowering plants moved into the sun, drenched water to promote good root growth. In late October chase after a human waste water. The following year in March when the temperature rose, early loosening, weeding, fertilization, and promote the sprout a large number of robust bud. Under normal circumstances, each plant can be made 30-50 buds. Early April, since the section