安徽林业科技
安徽林業科技
안휘임업과기
ANHUI FORESTRY SCIENCE AND TECHNOLOGY
2014年
4期
28-30
,共3页
播种育苗%出苗率%苗期生长规律%光合作用
播種育苗%齣苗率%苗期生長規律%光閤作用
파충육묘%출묘솔%묘기생장규률%광합작용
Seedling propagation by sowing%Germination rate%Growth rhythm in seedling stage%Photosynthesis
在合肥地区播种浙江楠,施基肥并以稻草覆盖,出苗率可达到80%以上。以Li-6400XT型光合作用仪测得浙江楠的光饱和点约为1000滋mol·m-2·s-1,光补偿点为20滋mol·m-2·s-1。当光强值为1000滋mol·m-2·s-1时,浙江楠的CO2饱和点为1300滋molCO2·mol-1,CO2补偿点为90滋molCO2·mol-1。浙江楠虽然苗期生长缓慢,但是其播种繁殖幼苗方法简单,抗寒性强,建议可作为园林绿化树种在相应地区引种栽培。
在閤肥地區播種浙江楠,施基肥併以稻草覆蓋,齣苗率可達到80%以上。以Li-6400XT型光閤作用儀測得浙江楠的光飽和點約為1000滋mol·m-2·s-1,光補償點為20滋mol·m-2·s-1。噹光彊值為1000滋mol·m-2·s-1時,浙江楠的CO2飽和點為1300滋molCO2·mol-1,CO2補償點為90滋molCO2·mol-1。浙江楠雖然苗期生長緩慢,但是其播種繁殖幼苗方法簡單,抗寒性彊,建議可作為園林綠化樹種在相應地區引種栽培。
재합비지구파충절강남,시기비병이도초복개,출묘솔가체도80%이상。이Li-6400XT형광합작용의측득절강남적광포화점약위1000자mol·m-2·s-1,광보상점위20자mol·m-2·s-1。당광강치위1000자mol·m-2·s-1시,절강남적CO2포화점위1300자molCO2·mol-1,CO2보상점위90자molCO2·mol-1。절강남수연묘기생장완만,단시기파충번식유묘방법간단,항한성강,건의가작위완림녹화수충재상응지구인충재배。
The germination rate of Phoebe chekiangensis seeds in Hefei region could be over 80%, with base fertilizer and straw cover. Measured with Li-6400XT Portable Photosynthesis Analyzer, the light saturation point of Phoebe chekiangensis was about 1000μmol·m-2·s-1 and the light compensation point was 20μmol·m-2·s-1. When the light intensity value was 1000μmol·m-2·s-1, its CO2 saturation point was 1300μmolCO2·mol-1,and its CO2 compensation point was 90μmolCO2·mol-1. Though the growth of Phoebe chekiangensis seedlings was slow, methods for seedling propagation by sowing were simple and the seedlings had good cold resistance. As a landscaping tree species,Phoebe chekiangensis was recommended for introduction and cultivation in suitable areas.